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Siemens SIMATIC RTU30 1C Series Operating Instructions Manual
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Siemens SIMATIC RTU30 1C Series Operating Instructions Manual

Siemens SIMATIC RTU30 1C Series Operating Instructions Manual

Telecontrol - rtu
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SIMATIC NET
TeleControl - RTU
SIMATIC RTU3030C/RTU30x1C
Operating Instructions
RTU3030C
RTU3031C
RTU3041C
04/2022
C79000-G8976-C382-08
Preface
Application and functions
LEDs, connectors, buttons,
card slots
Installation, wiring,
commissioning, removal
Configuration (WBM)
Program blocks
Diagnostics and
maintenance
Technical specifications
Approvals
Dimension drawings
Accessories
Syslog Messages
Documentation references
1
2
3
4
5
6
7
A
B
C
D
E

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Summary of Contents for Siemens SIMATIC RTU30 1C Series

  • Page 1 Preface Application and functions LEDs, connectors, buttons, card slots SIMATIC NET Installation, wiring, commissioning, removal TeleControl - RTU SIMATIC RTU3030C/RTU30x1C Configuration (WBM) Program blocks Operating Instructions Diagnostics and maintenance Technical specifications Approvals Dimension drawings Accessories Syslog Messages Documentation references RTU3030C RTU3031C RTU3041C 04/2022...
  • Page 2 Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.
  • Page 3 Preface CAUTION To prevent injury, read the manual before use. Validity of this manual This manual is valid for the products: SIMATIC RTU3030C Article number: 6NH3112‑3BA00‑0XX0 Hardware product version 4 Firmware version 5.0 The RTU with integrated 3G modem (GSM/GPRS and UMTS are supported) is used to monitor and control remote stations that are geographically distributed and not connected to a power supply network.
  • Page 4 Preface The RTU with integrated 3G modem (GSM/GPRS and UMTS are supported) is used to monitor and control remote stations that are geographically distributed and not connected to a power supply network. The RTU can store process data and transfer it via the wireless network or the LAN interface and an external router to a master station or the cloud.
  • Page 5 Preface Figure 3 SIMATIC RTU3041C You will find the article number of the device on the front right of the housing. You will find the hardware product version of the device printed as a placeholder "X" on the right- hand side of the housing (e.g. 1 2 X 4). In this case, "X" would be the placeholder for hardware product version 3.
  • Page 6 • Configurable lead and partner connection times • Expansion of the technical specifications by the corrosive gas values • Editorial revision For the product notices on the Internet, see: Link: (https://support.industry.siemens.com/cs/ww/en/ps/21767/pm) Replaced edition Edition 12/2019 SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 7 Preface Current manual release on the Internet You will also find the current version of this manual on the Internet pages of Siemens Industry Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/ps/21767/man) Cross references In this manual there are often cross references to other sections.
  • Page 8 Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/view/109479891) SIMATIC NET glossary The SIMATIC NET glossary describes terms that may be used in this document. You will find the SIMATIC NET glossary in the Siemens Industry Online Support at the following address: Link: (https://support.industry.siemens.com/cs/ww/en/view/50305045) SIMATIC RTU3030C/RTU30x1C...
  • Page 9 Preface Training, Service & Support You will find information on training, service and support in the multilanguage document "DC_support_99.pdf" on the Internet pages of Siemens Industry Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/view/38652101) SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 10 Preface SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 11 Table of contents Preface ..............................3 Application and functions ........................17 Application and use of the RTU................... 17 Configuration examples ..................... 18 Modes and operating modes....................23 Process connection - inputs / outputs.................. 26 Control functions ....................... 26 Communications services....................27 Security functions for communication ................
  • Page 12 Table of contents 3.4.4 SD card / using and formatting SMC ................... 84 3.4.5 Inserting the SIM card and SD card ..................85 3.4.6 Commissioning with SD card ....................86 3.4.7 Grounding and overvoltage protection ................87 Maintenance and cleaning ....................88 Disassembly........................
  • Page 13 Table of contents 4.15.1 Overview ......................... 142 4.15.2 E-mail ..........................143 4.15.3 FTP ..........................145 4.16 Security ........................... 147 4.16.1 Overview ......................... 147 4.16.2 VPN ..........................148 4.16.3 HTTPS..........................152 4.16.4 Event buffer ........................154 4.16.5 Syslog..........................155 4.17 Users / groups ........................156 4.17.1 User..........................
  • Page 14 Table of contents 4.23.3 Data points ........................219 4.23.3.1 Processing of process data ....................220 4.23.3.2 Data point table ....................... 221 4.23.3.3 Signal types, data types and data point types ..............226 4.23.3.4 Status IDs of the data points..................... 227 4.23.4 Topics (only MQTT) ......................
  • Page 15 Table of contents 5.8.2 Elapsed time counter ....................... 290 5.8.3 Frequency calculation ...................... 292 5.8.4 Flow calculation....................... 293 5.8.5 Flow totalizer........................294 5.8.6 Flow calculation rectangular weir..................296 5.8.7 Silo volume calculation ....................298 Blocks for messages ......................300 5.9.1 Sending SMS messages ....................
  • Page 16 Table of contents Router SCALANCE M ......................360 Protective housing ......................362 C.6.1 Aluminum protective housing ..................362 C.6.2 Stainless steel protective housing ..................364 Overvoltage protection modules ..................366 C.7.1 Overvoltage protection module for the antenna cable ............366 C.7.2 Overvoltage protection modules for supply and signal cables..........
  • Page 17 Application and functions Application and use of the RTU Applications The RTU is intended for monitoring and controlling small outlying stations without a connection to a power supply network. In telecontrol networks or cloud systems, the RTU is used to connect the outlying stations to the master station or cloud via mobile wireless or via the LAN interface of the RTU and an optional external router.
  • Page 18 Application and functions 1.2 Configuration examples • Telecontrol protocols and cloud communication For communication with the master station, the RTU supports the following protocols: – TeleControl Basic – SINAUT ST7 – DNP3 – IEC 60870‑5‑104 – MQTT according to OASIS standard version 3.1.1 You will find detailed information about the protocols in the section Communications services (Page 27).
  • Page 19 Application and functions 1.2 Configuration examples SMS / E-mail / FTP Figure 1-1 Sending SMS messages by the RTU Sending SMS messages / e-mail The RTU can send messages (SMS / e-mails) for configurable events via program blocks or using the logging function.
  • Page 20 Application and functions 1.2 Configuration examples Figure 1-2 Communication of the RTU and other station types with a master station Telecontrol with the "ST7" protocol In the following example the RTU communicates using the telecontrol protocol SINAUT ST7. For secure communication, the RTU uses the transport protocol "MSCsec". The figure contains two alternative connections: •...
  • Page 21 Application and functions 1.2 Configuration examples Figure 1-3 Communication of the RTU3010C and RTU3030C with a master station TIM Telecontrol with the "DNP3" protocol The following example contains a configuration with stations that communicate with the master via the mobile wireless network and the Internet. In this example, the master is duplicated.
  • Page 22 Application and functions 1.2 Configuration examples Figure 1-4 Communication of the RTU with a DNP3 master station Telecontrol with the IEC protocol The following example contains a configuration with stations that communicate with the master via the mobile wireless network and the Internet. The connections between stations and master are via an OpenVPN server "SINEMA Remote Connect".
  • Page 23 Application and functions 1.3 Modes and operating modes Figure 1-5 Communication of the RTU with an IEC master station When using the IEC protocol, the RTU can also communicate with a redundantly configured master. Modes and operating modes Modes The modes of the RTU are not configured explicitly but result from the configuration of the communication partner and the existence of an SD card.
  • Page 24 Application and functions 1.3 Modes and operating modes Logging In the "Logging" mode, the RTU has no communication partner in the master station or cloud. Instead, the RTU stores the process data. This operating mode is adopted when logging must be enabled in the WBM in "Operating mode". In the "Logging"...
  • Page 25 Application and functions 1.3 Modes and operating modes In the Update mode, the RTU runs through the following steps: • Read the inputs and, if enabled, the GPS position (RTU30x1C) that were configured for the current cycle. • Processing of the program blocks •...
  • Page 26 Application and functions 1.5 Control functions The changeover to the Service mode as the following effect: • Turning on the LEDs that were turned off in the other operating modes to reduce energy consumption. • Activation of the LAN interface With the LAN interface of the RTU activated, a configuration PC can access the Web pages (WBM) of the RTU.
  • Page 27 Application and functions 1.6 Communications services The following groups of program blocks are available: • Logical functions Logical AND / OR, NOT (inverter), exclusive OR • Timer functions Delay blocks, pulse generator, timer block • Analog value functions Threshold value and comparator blocks, arithmetic functions etc. •...
  • Page 28 • TeleControl Basic This is a proprietary protocol of Siemens for telecontrol applications. The IP-based communication protocol is used to connect the RTU to the application TCSB. TCSB is installed on a PC in the master station, the telecontrol server. For the version, see section Scope of delivery, accessories, requirements (Page 40).
  • Page 29 When it ships, the RTU is loaded with the firmware variant for the "TeleControl Basic" protocol. Supported cloud systems Communication is adapted to the following cloud systems and supports the listed services and functions: • MindSphere (Siemens) Service: Native MQTT Agent Function: Publisher • AWS (Amazon)
  • Page 30 Firmware for the protocols MQTT, DNP3, IEC and ST7 To use these protocols, you need to load the corresponding firmware variant on the RTU. You can obtain the suitable firmware file free of charge from Siemens Industry Online Support: • Link: (http://www.automation.siemens.com/aspa_app/) Here, you will find a contact.
  • Page 31 Application and functions 1.6 Communications services • E-mail (sending) The following e-mails can be sent: – E-mail if diagnostics messages occur, refer to the section Configuration (Page 121). – E-mail with event-related process data via program blocks, refer to the section Send e- mail (Page 301).
  • Page 32 Application and functions 1.7 Security functions for communication • HTTP / HTTPS The communication partners always connect to the WBM of the RTU. HTTP/HTTPS is used for the following connections of the RTU: – Connection of the configuration PC via the LAN interface of the RTU, optionally via an external router.
  • Page 33 Application and functions 1.7 Security functions for communication Security functions of the "TeleControl Basic" protocol The protocol contains the following Security functions: • Encrypted communication with the Telecontrol server As an integrated security function, the telecontrol protocol encrypts the data for transfer between the RTU and telecontrol server.
  • Page 34 As an option you can con igure the following OpenVPN servers: • An OpenVPN server of your choice as of version 2.3.3 • The Siemens application "SINEMA Remote Connect ‑ Server" (SINEMA RC Server) as of version V1.3 If SINEMA RC Server is used as the OpenVPN server, the RTU and the communication partner of the RTU must be con igured in SINEMA RC Server as an OpenVPN client.
  • Page 35 Application and functions 1.8 Other services and properties Other services and properties Other services and properties • Installation The RTU is mounted on a standard DIN 35 mm rail. For installation outdoors, and optional protective housing is available, refer to the section Scope of delivery, accessories, requirements (Page 40).
  • Page 36 (e.g. SIMATIC PDM) to access the field devices connected to the RTU. Field devices can thus be configured and diagnosed remotely via VPN. You can find an application example relating to this on the Internet pages of Siemens Industry Online Support under the entry ID 109767945: Link: (https://support.industry.siemens.com/cs/ww/en/view/109767945)
  • Page 37 Application and functions 1.9 Performance data Configuration limits for program blocks The number of configurable program blocks is limited for some types of blocks: Program block Max. number per block type Total available Pulse sequence Year timer Astronomical clock Analog value processing Statistics Blocks with time functions use internal timer objects, which are also limited: Program block...
  • Page 38 Application and functions 1.9 Performance data Number of communication connections for productive data transfer • Configurable connections The following number of connections can be configured as an alternative: – 1 connection to the telecontrol server – 1 connection to an ST7 master station (or node station) –...
  • Page 39 Application and functions 1.9 Performance data Number of connections to the WAN interface A maximum of 6 connections can be established simultaneously at the WAN interface. Possible connections at the WAN interface: • 1 connection to a telecontrol server, an ST7 TIM, a DNP3 or IEC master or an MQTT broker (static) •...
  • Page 40 Application and functions 1.10 Scope of delivery, accessories, requirements Texts for messages (SMS / emails) Up to 20 texts can be configured in the WBM for sending by e-mail or SMS. Each text can contain up to 8 placeholders for process data. Buffer for messages and files The RTU stores up to 12 e-mails, up to 12 FTP transfer files and up to 12 SMS messages that should not or cannot be sent immediately.
  • Page 41 Application and functions 1.10 Scope of delivery, accessories, requirements Requirements for the configuration PC • Web browser To configure the RTU you require access to the integrated Web pages (WBM) of the RTU. For this, you need a configuration PC with one of the following web browsers: –...
  • Page 42 Application and functions 1.10 Scope of delivery, accessories, requirements • Protective housing With higher requirements for the protection of the RTU, you require a suitable protective housing. Two suitable protective housings are available in the accessories program of the RTU, see appendix Aluminum protective housing (Page 362).
  • Page 43 Application and functions 1.10 Scope of delivery, accessories, requirements • OpenVPN server To use the DNP3 and IEC protocols, you should use the OpenVPN protocol. You require: – An OpenVPN server or SINEMA RC, see section Security functions for communication (Page 32).
  • Page 44 Application and functions 1.10 Scope of delivery, accessories, requirements Accessories for GPS determination The following accessories are required if the position is to be determined via GPS and if the RTU is to synchronize its time via GPS. • Antenna Only use antennas from the accessories program for the RTU, refer to the section Antennas and accessories (Page 355).
  • Page 45 LEDs, connectors, buttons, card slots Appearance of the device Figure 2-1 Location of the LEDs, connectors, buttons, card slots Table 2-1 Meaning of the number symbols ① ⑪ X11: Control output to supply sensors and actuators MAC address ② ⑫ X20..X23: Terminals for digital inputs Serial number (2D matrix code, alphanumeric) ③...
  • Page 46 LEDs, connectors, buttons, card slots 2.2 LEDs ⑨ ⑲ AI: Status LEDs for analog inputs X12 BAT IN: Connector for battery module (on the side) DQ: Status LEDs for digital outputs (RTU30x1C) ⑩ ⑳ Wireless status LEDs RTU status LEDs "DC IN", "BAT", "STATUS" LEDs LEDs of the device To reduce current consumption, the LEDs are turned off during operation of the RTU.
  • Page 47 LEDs, connectors, buttons, card slots 2.2 LEDs Name Possible colors Meaning RTU303xC: 2G, 3G Status of the data transfer and signal quality of the wireless link RTU3041C: 2G, 4G green / yellow RTU30x1C: GPS Status of GPS position determination Information on the tables LED symbols The LED symbols in the following tables have the following significance: Table 2-3...
  • Page 48 LEDs, connectors, buttons, card slots 2.2 LEDs Name Color Meaning STATUS No error and sleep mode or service mode or update mode • Start-up after power ON • Configuration data is changed. • Resetting to factory settings initiated flashing green Communication mode green •...
  • Page 49 LEDs, connectors, buttons, card slots 2.2 LEDs Name Color Meaning SIM card has not yet been checked SIM card error Wrong PIN configured flashing red PIN was accepted. green No VPN tunnel established VPN tunnel established Wireless status LEDs Table 2-6 Wireless status LEDs Name Color...
  • Page 50 LEDs, connectors, buttons, card slots 2.2 LEDs Name Color Meaning • Last read status "OFF" (relay open) • Output not configured Last read status "ON" (relay closed) • No error • Input not configured Errors: • Measured value outside the measuring range (overshoot, undershoot) •...
  • Page 51 LEDs, connectors, buttons, card slots 2.3 Interfaces and connectors When updating the RTU3030C firmware version 2.0 to firmware version 3.0, the firmware version for the mobile wireless module is also updated. For more information on this, see section Firmware (Page 124). During the update, the following LEDs light up and the RTU must not be switched off: •...
  • Page 52 LEDs, connectors, buttons, card slots 2.3 Interfaces and connectors Reverse polarity protection All terminals are designed so that they can only be plugged into one position. This provides constructional reverse polarity protection. The connector X10 IN to the external power supply of the RTU also has electronic reverse polarity protection.
  • Page 53 LEDs, connectors, buttons, card slots 2.3 Interfaces and connectors X10: Voltage input of the RTU and control output for actuators and sensors X10 is a connector with a 5-pin terminal. • X10 IN The RTU is supplied with an external voltage via the connector X10 IN. Voltage sources with a voltage range of 12 to 24 VDC are possible.
  • Page 54 LEDs, connectors, buttons, card slots 2.3 Interfaces and connectors NOTICE Suitable fuse for the power supply cables (corresponds to "Limited Energy") The current on the terminal may not exceed 3 A. Use a fuse for the power supply that is suitable for protection of AC/DC power supply circuits * and protects against currents >...
  • Page 55 LEDs, connectors, buttons, card slots 2.3 Interfaces and connectors X11: Output for controlling and supplying sensors and switches X11 is an output for controlling an external router or for controlling and supplying sensors and switches of actuators connected to the RTU. X11 can be configured in the WBM as a 12/24 V control output.
  • Page 56 LEDs, connectors, buttons, card slots 2.3 Interfaces and connectors X32 .. X33: Digital outputs (RTU30x1C) The four connectors are intended for the control inputs of actuators or relays. They can also be used to control an external router. When necessary, actuators can be supplied with voltage via the control outputs X10 or X11 of the RTU.
  • Page 57 LEDs, connectors, buttons, card slots 2.4 The button "WKUP/RESET" XR2A1 GPS: Antenna connector GPS (RTU30x1C) A GPS antenna is connected to the SMA socket if position determination or time synchronization via GPS is planned. X12 BAT IN: Connector for battery module (on the side) Here, you connect one or two optional battery modules along with up to two battery expansion modules.
  • Page 58 LEDs, connectors, buttons, card slots 2.5 Slots for SIM card and SD card Pressing the button By pressing the button in different ways, the functions described above are triggered: Duration of pressing the button (sec‐ Function onds) 0 .. < 5 s Wake up (service mode) When woken, the following are activated: •...
  • Page 59 LEDs, connectors, buttons, card slots 2.5 Slots for SIM card and SD card Card errors / diagnostics Card errors are indicated by entries in the diagnostics buffer. Inserting the card Inserting the SD is described in the section Inserting the SIM card and SD card (Page 85). Retentive storage of important data on the SD card The SD card is an exchangeable storage medium for storing various data safe from power failure.
  • Page 60 LEDs, connectors, buttons, card slots 2.5 Slots for SIM card and SD card SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 61 Installation, wiring, commissioning, removal Important notes on using the device Safety notices on the use of the device Note the following safety notices when setting up and operating the device and during all associated work such as installation, connecting up or replacing the device. WARNING Safety requirements for installation The devices are "open equipment"...
  • Page 62 Installation, wiring, commissioning, removal 3.1 Important notes on using the device WARNING EXPLOSION HAZARD Do not press the button "WKUP RESET" if there is a potentially explosive atmosphere. WARNING EXPLOSION HAZARD DO NOT CONNECT OR DISCONNECT EQUIPMENT WHEN A FLAMMABLE OR COMBUSTIBLE ATMOSPHERE IS PRESENT.
  • Page 63 60 °C. WARNING DIN rail In the ATEX and IECEx area of application only the Siemens DIN rail 6ES5 710-8MA11 may be used to mount the RTU and the battery modules. SIMATIC RTU3030C/RTU30x1C...
  • Page 64 Installation, wiring, commissioning, removal 3.1 Important notes on using the device 3.1.3 Instructions for use in hazardous areas according to FM and UL HazLoc WARNING EXPLOSION HAZARD DO NOT DISCONNECT WHILE CIRCUIT IS LIVE UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS. This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D or non-hazardous locations only.
  • Page 65 Installation, wiring, commissioning, removal 3.1 Important notes on using the device WARNING Safety extra low voltage The device is designed for operation with a directly connectable safety extra-low voltage (SELV) according to UL/IEC 61010-1 and UL/IEC 61010-2-201 whose output power corresponds to "Limited Energy"...
  • Page 66 Installation, wiring, commissioning, removal 3.2 Installation 3.1.5 Device defective Device defective If a fault develops, please send the device to your Siemens representative for repair. Repairs on- site are not possible. Installation NOTICE Improper mounting Improper mounting may damage the device or impair its operation.
  • Page 67 If you do not mount the RTU or the battery module in a protective housing from the accessories program, prevent the battery module from slipping with a suitable clamping device, e.g. a Siemens end retainer 8WA1808. When using the device in the areas of application ATEX or IECEx, note the information on the DIN rail being used in section Notices for use in hazardous areas according to ATEX / UKEX / IECEx / CCC-Ex (Page 63).
  • Page 68 Installation, wiring, commissioning, removal 3.2 Installation Table 3-1 Procedure for installation Step Execution Notes and explanations Remove the covers on the left-hand side of the RTU. Recommendation: Store the covers in a safe place in case they need to be When using more than one battery module remove used later.
  • Page 69 Installation, wiring, commissioning, removal 3.3 Connecting Connecting WARNING Unsuitable cables or connectors Risk of explosion in hazardous areas • Only use connectors that meet the requirements of the relevant type of protection. • If necessary, tighten the connector screw connections, device fastening screws, grounding screws, etc.
  • Page 70 Installation, wiring, commissioning, removal 3.3 Connecting 3.3.1 Connecting devices to the extension board 3.3.1.1 Modbus devices Connecting Modbus devices The extension board has two terminals "A" (Data+) and "B" (Data-) for connecting RS-485 wiring with up to 8 Modbus devices. With RS-485 wiring, a termination resistor of 120 Ω...
  • Page 71 Installation, wiring, commissioning, removal 3.3 Connecting 3.3.1.2 HART devices Connecting HART devices The expansion card allows the connection of up to 8 sensors (e.g. analog sensors for flow and level measurement) via the HART Multidrop protocol to the RTU. Several HART devices can be connected in HART Multidrop mode.
  • Page 72 Installation, wiring, commissioning, removal 3.3 Connecting Figure 3-4 Connection of passive sensors with power supply via expansion card and internal resistor Figure 3-5 Connection of passive sensors with power supply via expansion card and external resistor Figure 3-6 Mixed operation of active and passive sensors with internal resistor Figure 3-7 Mixed operation of active and passive sensors with external resistor SIMATIC RTU3030C/RTU30x1C...
  • Page 73 Installation, wiring, commissioning, removal 3.3 Connecting 3.3.2 Connecting up the RTU Description of the connectors and technical specifications For a description connectors and connectable devices, refer to the section Interfaces and connectors (Page 51). You will find the terminal sizes, maximum torque and technical details of the connectors in the section Technical specifications (Page 327).
  • Page 74 Installation, wiring, commissioning, removal 3.3 Connecting Connecting the digital inputs X20 to X23 You can connect two sensors to each of the 4 terminal blocks of the digital inputs. In total, up to 8 sensors can be connected. Assignment of the contacts based on the example of terminal block X20 for digital outputs 0 and •...
  • Page 75 Installation, wiring, commissioning, removal 3.3 Connecting For the power supply of the connected actuators, you can use the control outputs X10 or X11 of the RTU. Connecting the digital outputs X32 ... X33 (RTU30x1C) The outputs are designed as electronic relays that switch through the signal of the relevant connector 4 / 5 / 6 / 7 (reference potential) to the output 4L / 5L / 6L / 7L.
  • Page 76 Installation, wiring, commissioning, removal 3.3 Connecting Assignment of the contacts based on the example of terminal block X40 and X41: • X40 – L+ Control output for sensors 0 and 1 – M Ground for sensors 0 and 1 • X41 –...
  • Page 77 Installation, wiring, commissioning, removal 3.3 Connecting Connecting a 3-wire measuring transducer Figure 3-13 Connecting a 3-wire measuring transducer The terminal "M" of the terminal block X40 and terminal "0-" of terminal block X41 need to be bridged. Connecting a 3-wire measuring transducer with external power supply Figure 3-14 Connecting a 3-wire measuring transducer with external power supply The terminal "M"...
  • Page 78 Installation, wiring, commissioning, removal 3.3 Connecting Connecting a 4-wire measuring transducer with external power supply Figure 3-16 Connecting a 4-wire measuring transducer with external power supply Connecting a temperature sensor Figure 3-17 Connecting a temperature sensor Connecting the 12/24 V control output X11 to sensors and switches Connect the power supply for sensors and/or switches to terminal block X11.
  • Page 79 Installation, wiring, commissioning, removal 3.4 Commissioning Connecting the external power supply to X10 IN Finally connect the external power supply (voltage input) of the RTU to terminal block X10 IN. Only connect safety extra-low voltages (SELV), refer to the section Interfaces and connectors (Page 51).
  • Page 80 Installation, wiring, commissioning, removal 3.4 Commissioning Requirements for using mobile wireless services • Configuring the RTU For the communication of the RTU with a master station or the cloud via mobile wireless at least the following parameters must be configured in the WBM of the RTU: –...
  • Page 81 Installation, wiring, commissioning, removal 3.4 Commissioning • The configuration data is loaded on the RTU. Note Copying the configuration data to other RTUs If you install a lot of RTUs which use a lot of identical configuration data, you can transfer the configuration data of one RTU to the other RTUs using the configuration file.
  • Page 82 Installation, wiring, commissioning, removal 3.4 Commissioning Note Battery types Only use the batteries described in the Appendix of the manual. Correct battery operation is only ensured with these battery types. If you use two battery modules or one battery module with battery expansion modules, start with the first battery module.
  • Page 83 Installation, wiring, commissioning, removal 3.4 Commissioning Startup behavior of the RTU During startup the RTU behaves as follows: • The LED "STATUS" flashes green. • If an SD card is plugged in, the RTU searches for the configuration data stored on the card. –...
  • Page 84 Installation, wiring, commissioning, removal 3.4 Commissioning SINEC PNI • You can find SINEC PNI on the Internet pages of Siemens Industry Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/ps/26672/dl) • You will find further information in the online help or in the "Network management SINEC PNI"...
  • Page 85 • Use of an SMC An SMC must not be formatted like a standard SD card otherwise it cannot be used. You will find instructions on repairing and formatting on the pages of the Siemens Industry Online Support in the following FAQ: Link: (http://support.automation.siemens.com/WW/view/en/69063974)
  • Page 86 Installation, wiring, commissioning, removal 3.4 Commissioning Removing the SIM card Note Pulling the SIM card Do not remove the SIM card while the device is operating. First shut the RTU down to the safe status, refer to the section Operating status (Page 127). Remove the SIM card as described above.
  • Page 87 Installation, wiring, commissioning, removal 3.4 Commissioning • The RTU is in the "Factory setting" state. • The new preferred default configuration file "default.cfg" can also be saved on the SD card. After starting the RTU with the new firmware version, an attempt is made to enable the file automatically.
  • Page 88 Maintenance and cleaning WARNING Unauthorized repair of devices in explosion-proof design Risk of explosion in hazardous areas • Repair work may only be performed by personnel authorized by Siemens. WARNING Impermissible accessories and spare parts Risk of explosion in hazardous areas •...
  • Page 89 Installation, wiring, commissioning, removal 3.6 Disassembly CAUTION Hot surfaces Risk of burns during maintenance work on parts with a surface temperature above 70 °C (158 °F). • Take appropriate protective measures, for example, wear protective gloves. • Once maintenance work is complete, restore the touch protection measures. WARNING Cleaning the housing •...
  • Page 90 Installation, wiring, commissioning, removal 3.6 Disassembly SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 91 • Keep the firmware up to date. Check regularly for security updates of the firmware and use them. • Check regularly for new features on the Siemens Internet pages. – Here you will find information on industrial security: Link: (http://www.siemens.com/industrialsecurity) –...
  • Page 92 Configuration (WBM) 4.1 Security recommendations • Only use passwords with a high password strength. Avoid weak passwords for example "password1", "123456789" or similar. • Make sure that all passwords are protected and inaccessible to unauthorized personnel. • Do not use one password for different users and systems. Protocols Secure and non-secure protocols •...
  • Page 93 Configuration (WBM) 4.1 Security recommendations Protocol / func‐ Port number (pro‐ Default of the port Port status Authentication tion tocol) DNP3 20000 * (TCP/UDP) Closed Open after configuration Yes, when secure au‐ thentication is enabled. 2404 * (TCP) Closed Open after configuration HART-IP 5094 + 20004 * Closed...
  • Page 94 Configuration (WBM) 4.2 Range of functions of the WBM Layer 2 service Status Configurable DCP-Set Only active in Factory setting state DCP-RTF Only active in Factory setting state Ports of the PC, of communication partners and routers Make sure that you open the required client ports in their firewalls in your configuration PC, the communication partners of the RTU and in intermediary routers.
  • Page 95 Configuration (WBM) 4.2 Range of functions of the WBM Overview of the functions of the WBM With the WBM, the following functions are available to you: User management Via HTTP/HTTPS you connect to the RTU from a configuration PC. In the open WBM of the RTU, you specify individual users that may access the WBM of the RTU with a user name and password.
  • Page 96 Updates the current display on WBM pages on which entries can be made. During the update a progress bar is visible. Opens the Internet page of the RTU in the Siemens Industry Online Portal. Here, you will find all entries for the product.
  • Page 97 Configuration (WBM) 4.4 Permitted characters and parameter lengths Grayed out boxes are preset by the system and cannot be changed. Note Data loss when changing the WBM page without saving If you do not save your input with the "Apply" button, your input will be discarded without a prompt for confirmation when you change WBM pages.
  • Page 98 Configuration (WBM) 4.4 Permitted characters and parameter lengths Special characters • 0x20 Space • 0x21 .. 0x2F ! " # $ % & ' ( ) * + , - . / • 0x3A .. 0x40 : ; < = > ? @ •...
  • Page 99 Configuration (WBM) 4.4 Permitted characters and parameter lengths Parameter String length Permitted characters / format Min. Max. Standard characters and period (DNS name according to RFC 1035 and RFC 1123): • 0x2E • 0x30 .. 0x39 • 0x41 .. 0x5A •...
  • Page 100 Configuration (WBM) 4.4 Permitted characters and parameter lengths Parameter String length Permitted characters / format Min. Max. Tags and program blocks Data point name Standard characters + special characters (< 0x80) with the following excep‐ tions. The following are not permitted: 0x27 ( ' ), 0x2E ( . ), 0x2F ( / ), 0x5B ( [ ), 0x5D ( ] ), 0x5C ( \ ), 0x7C ( | ) Tag names / network names All the characters listed above...
  • Page 101 Configuration (WBM) 4.4 Permitted characters and parameter lengths Parameter String length Permitted characters / format Min. Max. Message texts including up to • 0x30 .. 0x39 8 placeholders for process val‐ • 0x41 .. 0x5A ues with formatting instruc‐ • 0x61 ..
  • Page 102 Configuration (WBM) 4.6 Establishing the connection between RTU and configuration PC Parameter String length Permitted characters / format Min. Max. Table names All the characters listed above Texts in the tag tables All the characters listed above Permissible file size for certificates and keys When configuring certificate-based services, only certificate and key files with a size of up to 4095 bytes are supported.
  • Page 103 Configuration (WBM) 4.6 Establishing the connection between RTU and configuration PC You can establish a connection between the configuration PC and RTU using the HTTP or HTTPS protocol: • LAN connection With a local connection from the configuration PC to the RTU you can connect directly. If the RTU is in sleep mode, you need to change it to service mode by briefly pressing the button.
  • Page 104 Configuration (WBM) 4.6 Establishing the connection between RTU and configuration PC Figure 4-2 Connection between the configuration PC and RTU via WAN using OpenVPN Preparing the PC interface Follow the steps below to prepare the interface of the configuration PC for the connection to the RTU.
  • Page 105 Configuration (WBM) 4.6 Establishing the connection between RTU and configuration PC 6. Click "Properties". In the properties dialog that opens, the settings depend on whether you have activated the DHCP server function of the RTU, refer to section LAN (Page 130). Make the settings according to the DHCP configuration, refer to the following sections.
  • Page 106 Configuration (WBM) 4.6 Establishing the connection between RTU and configuration PC DHCP server of the RTU disabled Requirements: On the RTU the "Specify IP address manually" option was enabled earlier. There is no DHCP server in the local network. 1. Select the option to assign an IP address. 2.
  • Page 107 Configuration (WBM) 4.7 User data for the first login to the WBM User data for the first login to the WBM Standard user data In the factory the following login data is set as default. Note With the following user data you can log in the first time to the WBM. User data Default values set in the factory User name...
  • Page 108 Configuration (WBM) 4.8 Logging in Logging in Logging in After establishing a connection between the configuration PC and the RTU, the WBM opens with the page for the user to log in. Enter the user name and the password. Note User data When you log in the first time note to the information in the section User data for the first login to the WBM (Page 107).
  • Page 109 Configuration (WBM) 4.9 Start page Start page 4.9.1 Overview Overview After logging in to the WBM, the start page appears. In the title bar of the Browser tab, the station name of the RTU is displayed that you configure in "System".
  • Page 110 Configuration (WBM) 4.9 Start page The "Overview" tab The "Overview" tab shows a picture of the RTU. When you are connected to the operating RTU, the LED symbols shown in the WBM reflect the original status of the LEDs on the RTU. If the extension board is activated, it is also displayed.
  • Page 111 Configuration (WBM) 4.9 Start page Navigation in the WBM By clicking on an entry in the navigation area on the left open the WBM page you want for further information or on which you want to configure or program. The WBM opens the first tab of the entry. 4.9.2 Status The tab provides an overview of important status data of the RTU.
  • Page 112 Configuration (WBM) 4.10 System Mobile wireless interface Information on the configuration data and the current status of the mobile wireless interface • Connected since (dd:hh:mm:ss) Time since last booking into the mobile wireless network. • Data connection since (dd:hh:mm:ss) The time since the connection to the data service of the mobile wireless network. OpenVPN connection Information on the configuration data and the connection status of the OpenVPN configuration When the OpenVPN client of the RTU is not configured, the default server name is displayed here.
  • Page 113 Configuration (WBM) 4.10 System • Station name Assign the station name of the RTU. The station name of the RTU provides structural information within your system. Note Host name (DNS) The station name is used as the RTU host name for DNS servers. You configure the protocol-specific addressing data in the "TeleControl"...
  • Page 114 Configuration (WBM) 4.10 System 4.10.3 SD card SD card Displayed data • SD card inserted • Total free memory space (kB) Here the free (still available) and the entire memory on the SD card that can be used by the user are displayed.
  • Page 115 Configuration (WBM) 4.10 System Loading files • Load new file After selecting a file stored on the configuration PC using the "Search" button, the file name is displayed here. • Search Searches the file system of the configuration PC for a file saved there that is intended to be saved on the SD card.
  • Page 116 Configuration (WBM) 4.10 System The file names are structured according to the following scheme: • Configuration files Files with configuration data of the RTU: *.CFG – The file "default.cfg" is created automatically by the RTU and updated with every change to the configuration.
  • Page 117 Configuration (WBM) 4.10 System System time In this tab, you configure the time and time-of-day synchronization of the RTU. Note Time-of-day synchronization With applications that require time-of-day synchronization, you should synchronize the time of day of the RTU. If you do not synchronize the time of day of the RTU regularly, there may be deviations of several seconds a day between the time of day of the RTU and the time-of-day of the master station or cloud.
  • Page 118 Configuration (WBM) 4.10 System Time-of-day synchronization • Active Enable the option if the time of day of the RTU is to be synchronized. • Synchronization method You can enable synchronization of the RTU time of day according to one of the following methods: –...
  • Page 119 Configuration (WBM) 4.10 System Diagnostics messages • Check time-of-day synchronization If synchronization is via the mobile wireless network the option cannot be activated. If this option is enabled, the RTU checks whether its time of day has been set according to the settings made.
  • Page 120 Configuration (WBM) 4.11 Diagnostics Time stamp of the data frames If the communication services are activated, the time stamps of the data frames are transferred depending on the protocol being used: • TeleControl Basic Transfer of the time stamps in UTC format (48 bits) •...
  • Page 121 Configuration (WBM) 4.11 Diagnostics • ERROR Error. The RTU continues to run. • FATAL Serious error that impairs or interrupts the operation of the RTU. Copy of the diagnostics buffer You have the following options for saving the entire diagnostics buffer: •...
  • Page 122 Configuration (WBM) 4.12 Maintenance 4.12 Maintenance 4.12.1 Configuration In this tab you can save the configuration data of the RTU in a configuration file and load it again. Configuration files have the file format *.cfg. Note RTU3010C, RTU3030C, RTU3031C and RTU3041C not compatible Note that configurations of RTU3010C, RTU3030C, RTU3031C and RTU3041C are not compatible.
  • Page 123 Configuration (WBM) 4.12 Maintenance Save configuration With this function the current configuration data of the RTU is saved in a configuration file. • Save on SD card Saves the current configuration file under the name "user.cfg" on the SD card. •...
  • Page 124 Note Digitally signed and encrypted firmware prevents manipulation by third parties To be able to check the authenticity of the firmware, the firmware is digitally signed by Siemens. This allows manipulation by third parties to be detected and prevented. The encryption of the firmware is intended to prevent re-engineering.
  • Page 125 Version of the certification-relevant modem software Firmware update If a new firmware version is available for the RTU, you will find this on the Internet pages of Siemens Industry Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/ps/15920) Firmware files have the file format *.sfw.
  • Page 126 Configuration (WBM) 4.12 Maintenance If you do not want to use the loaded firmware file, you can remove this again with the "Delete" button. • Activate and restart If you want to use the downloaded firmware file, click the "Activate and restart" button. Note that updating the firmware can take a while.
  • Page 127 Configuration (WBM) 4.12 Maintenance 4.12.3 Operating status Operating statuses Apart from using this WBM page you can also execute the functions described below using the button on the RTU, see section The button "WKUP/RESET" (Page 57). The three buttons on this tab have the following functions: •...
  • Page 128 Online support Link to the Internet portal of Siemens Industry Online Support Click on "Siemens Industry Online Support" to connect to the Internet pages of Siemens Online Support. There, you can search for information on the product or send a query to product support.
  • Page 129 The data is saved on the SD card in a log file with the name "support.bin". The information in this file is encrypted and can only be read by Siemens Industry Online Support. On completion of logging sent the log file back to your contact at Siemens Industry Online Support.
  • Page 130 Configuration (WBM) 4.13 LAN 4.13 4.13.1 Overview In this tab you will find the most important data of the Ethernet interface: • MAC address • Connection status Connection status to the Ethernet network • Transmission properties Transmission speed and direction dependency (default: 100 Mbps, full duplex) •...
  • Page 131 Configuration (WBM) 4.13 LAN Control of the external router in the communication mode • Activate the LAN interface in communication mode If the option is activated for the communication mode the LAN interface of the RTU is activated for data transfer. –...
  • Page 132 Configuration (WBM) 4.13 LAN • Specify IP address manually If the option is activated you configure the parameters manually. – IP address Enter the IP address. – Subnet mask Enter the subnet mask. • Specify DNS server addresses manually If the option is activated, you can configure one or two DNS servers for the LAN. –...
  • Page 133 Configuration (WBM) 4.14 WAN 4.14 4.14.1 Overview The following information on the mobile wireless connection of the RTU is displayed in the Overview: Mobile wireless connection • Status of the SIM card – Check mark on a green background Indicates that the entered PIN is identical with the PN on the SIM card. The PIN was saved successfully on the device.
  • Page 134 Configuration (WBM) 4.14 WAN Statistics • SMS sent Number of SMS messages that the RTU has sent. • SMS in send queue Number of SMS messages ready to be sent, but that have not yet been sent. • Sending the SMS failed Number of SMS messages that were ready to be sent on the RTU that could, however, not be sent due to disruptions.
  • Page 135 Configuration (WBM) 4.14 WAN • PIN of the SIM card The PIN protects the mobile wireless contract partner from unauthorized use of the SIM card. The SIM card plugged into the RTU is a requirement for successful entry of the PIN. Enter the PIN for your SIM card that you received from your mobile wireless network provider in the input box.
  • Page 136 Configuration (WBM) 4.14 WAN • PLMN This is where you enter the PLMN (Public Land Mobile Network) of the desired network provider. You can obtain PLMN from your network provider or find it on the Internet. PLMN is a worldwide unique identifier of mobile wireless networks consisting of: –...
  • Page 137 Configuration (WBM) 4.14 WAN • Lead time before communication mode (s) Configurable lead time in seconds for use of the mobile wireless interface with cyclic communication cycles. Range of values: 10 .. 180 s Default setting: 15 s • APN When using data services, an access point is required as the gateway from the mobile wireless network to the Internet.
  • Page 138 Configuration (WBM) 4.14 WAN Notifications • When the IP address changes Here you specify whether a message (SMS or e-mail) is sent to a configured group of recipients if the IP address changes (with dynamic assignment). This function represents a simple alternative to the DynDNS service. You do not require a DynDNS provider for this purpose •...
  • Page 139 Configuration (WBM) 4.14 WAN • Wireless cell identifier (CI) • Signal strength CSQ (dbm) Signal strength of the mobile wireless network as CSQ (Cell Signal Quality) and as received signal strength RSSI [dBm] CSQ and RSSI correspond as follows: – CSQ = 0 .. 8 (-112 .. ≤ -97 dBm): No reception possible –...
  • Page 140 Configuration (WBM) 4.14 WAN 4.14.4 In this tab you can allow or block receipt of SMS messages by the RTU. • Allow receipt of SMS messages If the option is enabled, the RTU can receive SMS messages. To allow further evaluation the received messages must correspond to the encoding GSM 3.38 or UCS.
  • Page 141 Configuration (WBM) 4.14 WAN Note Check SMS service in mobile wireless network Check with your network provider to find out whether the SMS function is supported in your mobile wireless network. In NB-IoT or LTE-M networks, in particular, the SMS function is not always supported by the network provider.
  • Page 142 Configuration (WBM) 4.15 Services • User name User name provided by the service provider. • Password Password provided by the service provider. CA certificate The CA certificate of the DynDNS service provider serves to authenticate the service provider with the RTU. You can request the valid CA certificate from your provider. Certificates are not absolutely necessary for operation.
  • Page 143 Configuration (WBM) 4.15 Services • Transfer FTP jobs Number of FTP jobs that the RTU has transferred. • FTP jobs in send queue Number of FTP jobs ready to be sent, but that have not yet been sent. • FTP jobs failed Number of FTP jobs that were ready to be sent on the RTU that could, however, not be sent due to disruptions.
  • Page 144 Configuration (WBM) 4.15 Services CA certificate Here, you have the option of configuring the CA certificate or intermediate certificate of the mail server or the individual server certificate for sending e-mail with STARTTLS. • Currently used file Shows the name of the certificate file currently being used by the RTU. •...
  • Page 145 Configuration (WBM) 4.15 Services Test e-mail Here, for example, you can send a test e-mail during commissioning. • Recipient group Here, enter the recipient group for the message. You configure recipient groups on the WBM page "Users / groups > Recipient groups". •...
  • Page 146 Configuration (WBM) 4.15 Services CA certificate Here, you have the option of configuring the CA certificate or intermediate certificate of the FTP server or the individual server certificate of the FTP server. • Currently used file Shows the name of the certificate file currently being used by the RTU. •...
  • Page 147 Configuration (WBM) 4.16 Security 4.16 Security 4.16.1 Overview OpenVPN connection • Connection exists to the OpenVPN server Connection status to the OpenVPN server • IP address Shows the last IP address assigned by the OpenVPN server. • Subnet mask Shows the last subnet mask assigned by the OpenVPN server. Note Network settings when using OpenVPN If you use OpenVPN, make sure that the LAN subnet of the RTU and the OpenVPN subnet do...
  • Page 148 • Security functions for communication (Page 32) For VPN tunnels the following alternatives can be configured: • SINEMA Remote Connect SINEMA RC is the recommended Siemens application for OpenVPN tunnels. • OpenVPN With this option configure a freely selectable OpenVPN server.
  • Page 149 Configuration (WBM) 4.16 Security • Active Select the option "OpenVPN" from the drop-down list to enable secure communication via a freely selectable OpenVPN server. With the following parameters make sure that these match the settings of the OpenVPN server. • OpenVPN server IP address or host name of the OpenVPN server Separated by a space: Port number of the server (UDP port).
  • Page 150 Configuration (WBM) 4.16 Security • Key exchange time (s) Maximum time for the TLS key exchange after initializing the handshake. Range of values: 0 .. 65535 s. Default: 60 s. If you enter 0 (zero), the function is deactivated. Note that 60 seconds with bad connection quality may not be adequate. •...
  • Page 151 Configuration (WBM) 4.16 Security • Load new file After selecting a file stored on the configuration PC using the "Search" button, the file name is displayed here. • Search Searches the file system of the configuration PC for a certificate file saved there that is intended to be loaded on the RTU.
  • Page 152 Configuration (WBM) 4.16 Security Load PEM file If you want to load the two certificates and the key from the OpenVPN server as a common PEM file, then enable this option. • Password Enter the password specified with the OpenVPN server if you exported the key password- protected.
  • Page 153 Configuration (WBM) 4.16 Security HTTPS The following settings apply for access via LAN and via mobile wireless. • Allow only HTTPS access If the option is activated, connections can only be established to the WBM of the RTU with HTTPS. Non secure connections with HTTP are not permitted. If you connect to the RTU via an HTTP connection, activate and save this option, the existing HTTP connection between the PC and RTU can no longer be used.
  • Page 154 Configuration (WBM) 4.16 Security • Load new file After selecting a file stored on the configuration PC using the "Search" button, the file name is displayed here. • Search Searches the file system of the configuration PC for a certificate file saved there that is intended to be loaded on the RTU.
  • Page 155 Configuration (WBM) 4.16 Security The entries in the event buffer contain the following information: • Time stamp Time stamp of the RTU when the entry was created. • Sent Shows whether or not the message was successfully sent to the Syslog server. Green check mark: The message was sent successfully.
  • Page 156 Configuration (WBM) 4.17 Users / groups Switching to communication mode for • New event upon severity Select the severity of the event from which the system is to switch to communication mode. • Number of buffered events Enter the number of buffered events from which the system is to switch to communication mode.
  • Page 157 Configuration (WBM) 4.17 Users / groups Note Entering the wrong user name or password After entering an incorrect user name or incorrect password three times a lockout time of 5 seconds begins after which you can log in again. User A total of 20 users can be created.
  • Page 158 Configuration (WBM) 4.17 Users / groups • Phone number The phone number of the user configured here is the authorized telephone number for waking the RTU and for receiving SMS messages by the RTU. For these functions the user requires a phone with the number entered here. The telephone must support the CLIP function (transfer of its own call number).
  • Page 159 Configuration (WBM) 4.17 Users / groups • Password Enter the new password. • Repeat password Repeat the new password. By clicking "Apply" the changed data is saved and needs to be entered at the next login. 4.17.2 Recipient groups Recipient groups Here you specify the recipient groups for messages (SMS messages / e-mails) of the RTU.
  • Page 160 Configuration (WBM) 4.18 Operating mode Specifying group members Using the list of all configured users at the bottom of the page, you specify the members of the group selected in the table above. Select the check box to the left of the user name to assign this user to the recipient group. 4.18 Operating mode 4.18.1...
  • Page 161 Configuration (WBM) 4.18 Operating mode A connection is always established by the RTU. With the DNP3 and IEC protocol the master instigates connection establishment. The time-of-day synchronization is performed with the communication cycle. • Always remain connected If you enable this option, the RTU remains permanently in the communication mode and connected to the communication partner.
  • Page 162 Configuration (WBM) 4.18 Operating mode Sleep mode • Turn on mobile wireless interface regularly and check for receipt of wake-up SMS message? Using the drop-down list, you specify whether the RTU dials into the mobile wireless network in addition to the communication cycle to fetch any existing SMS messages. The following options are available: –...
  • Page 163 Configuration (WBM) 4.18 Operating mode • Response when insufficient memory space on SD card Here you specify the response if there is no longer enough memory space on the SD card for new log files: – Delete older log files The process data continues to be acquired.
  • Page 164 Configuration (WBM) 4.18 Operating mode • Send last log file by e-mail when a new one is created. If the option is enabled, the last log file is sent as an attachment of an e-mail as soon as a new log file is created.
  • Page 165 Configuration (WBM) 4.18 Operating mode For information on the location and labeling of the battery modules and battery expansion modules, refer to the appendix Battery module and battery expansion module (Page 345). Note Battery modules in the WBM In the WBM a battery module (module 1 or module 2) along with its battery expansion modules forms a common logical unit.
  • Page 166 Configuration (WBM) 4.18 Operating mode • Connect battery By clicking the button, you connect the plugged in battery module and its expansion modules logically with the RTU. Without the connection on this WBM page, the RTU does not access the physically plugged in battery module.
  • Page 167 Configuration (WBM) 4.18 Operating mode • Supply X10 CTRL from battery if external voltage fails. If the option is enabled, X10 CTRL is supplied from the battery modules if the external power source fails. Note that this can involve a considerable shortening of the battery lifetime. If the option is disabled, no voltage is applied to X10 CTRL if the external power source fails.
  • Page 168 Configuration (WBM) 4.18 Operating mode • After battery changeover This option only makes sense when using two battery modules. If the option is enabled, a message is sent when the RTU changes from one battery module (including optional expansion modules) to the other battery module. The RTU changes from the active module to the second battery module (substitute module) when the voltage value of the active module sinks below the critical threshold value.
  • Page 169 Configuration (WBM) 4.18 Operating mode 4. Open the battery module whose battery you want to change. For a battery change you do not need to separate the battery module from the RTU and do not need to take it from the DIN rail. Lift up the cover on the front of the module.
  • Page 170 Configuration (WBM) 4.18 Operating mode Battery capacity • Battery module 1/2 Calculated capacity of the respective module. The capacity of the battery decreases due to self-discharge, current consumption at low temperatures and high current peaks. These effects are determined separately for the respective battery module and offset against the nominal capacity of the batteries.
  • Page 171 Configuration (WBM) 4.19 Tags Table 4-5 Estimation of the power consumption of the RTU per day Status Current Capacity Number of Status dura‐ Ampere consump‐ used per mi‐ cycles per tion (mi‐ hours per tion nute nutes) per (mA) (Ah / min) * (Ah / d) ** Sleep mode (basic consump‐...
  • Page 172 Configuration (WBM) 4.19 Tags Symbols of unconfigured tags are gray, symbols of configured tags are green with different information. Figure 4-3 Example of the symbol of digital input 0 The information has the following meaning: • Identifier – E = configured as an event counter (only digital input 0 or 1) –...
  • Page 173 Configuration (WBM) 4.19 Tags Exceptions: For the internal temperature and the external power supply, you can only create one tag in each case. On these pages there is no table. When you open a page in the lower area the parameters of the first tag are shown that you configure by making entries and selecting options.
  • Page 174 Configuration (WBM) 4.19 Tags Logging In the "Logging" parameter group, you specify whether and when the process data of the tags is stored on the SD card. • Logging Options: – OFF The process data is never saved to the SD card. –...
  • Page 175 Configuration (WBM) 4.19 Tags Syntax Separate decimal places in input boxes with a period. Note the characters permitted for the input boxes, see section Permitted characters and parameter lengths (Page 97). 4.19.3 Digital inputs In total, you can configure eight digital inputs. Digital input 0 and 1 for counter inputs Of the eight digital inputs only the first two can be configured as fast counter inputs up to 5 kHz.
  • Page 176 Configuration (WBM) 4.19 Tags • Pulse weighting: number of pulses With usage meters, the parameter is used for the calculation to convert the sensor value to the process value (number of pulses per physical unit). Enter the number of pulses to which the amount specified in the row above corresponds. •...
  • Page 177 Configuration (WBM) 4.19 Tags 4.19.4 Digital outputs / Digital memory bits Digital outputs / Digital memory bits Parameters • Active • Name • Current value Display of the value of the output / memory bit • Initial value Only with digital bit memory Preset value that the tag will use as the basic value.
  • Page 178 Configuration (WBM) 4.19 Tags Measure • Measured variable / measurement type • Output signal / measuring range Select the required measured variable (measurement type) and the required output signal or the temperature measuring range: – Voltage 0 .. 5 V 0 ..
  • Page 179 Configuration (WBM) 4.19 Tags • Smoothing With this parameter the signal read in is smoothed in every update cycle by reading the applied signal several times. The individual values are read at intervals of the integration time configured above. The selectable smoothing degrees (see range of values) correspond to different smoothing factors.
  • Page 180 Configuration (WBM) 4.19 Tags Specification of the measuring range To specify the measuring range enter the lower interpolation point (interpolation point 1) and the upper interpolation point (interpolation point 2) for the input signal (sensor value) and the corresponding physical value (process value). •...
  • Page 181 Configuration (WBM) 4.19 Tags Update cycle • Reduction factor for basic cycle The reduction factor lowers the frequency of the update cycle for this input. The interval between the update cycles is therefore increased. Example: With a basic cycle of 10 seconds and a reduction factor of 2, the frequency of the update cycle for this input is halved, the input is read only every 20 seconds.
  • Page 182 Configuration (WBM) 4.19 Tags The factor for the duration of the update cycle is configured in the following. One, two or all three conditions can be configured. • Activate limit value When you enable the option, you enable a limit value 'high' or 'low' for reducing the duration of the basic cycle.
  • Page 183 Configuration (WBM) 4.19 Tags Program-controlled reading • Enable signal This option allows you to limit the time for reading in the analog signal. Sensors can therefore only be switched on when required. This reduces the energy consumption of the RTU. Reading the measured value is only enabled when the digital signal of a tag is set.
  • Page 184 Configuration (WBM) 4.19 Tags In the presentation of the measuring range, the RTU distinguishes between: • Nominal range Range of the upper calibrated measuring range • Overshoot range / undershoot range Measuring range exceeded / undershot with diagnostics message "INFO" •...
  • Page 185 Configuration (WBM) 4.19 Tags • Type Assign the tags to one of the following types: – Analog value The tag type is intended for analog signals. Formats of the tags: Floating-point number with sign (32 bits) – Counter The tag type is intended for counter inputs. Formats of the tags: Integer without sign (32 bits) •...
  • Page 186 Configuration (WBM) 4.19 Tags Update cycle • Reduction factor for basic cycle The reduction factor lowers the frequency of the update cycle for this input, the intervals between update cycles increase. You configure the basic cycle in "Operating mode. Diagnostics messages If the internal temperature of the RTU exceeds a configurable high limit or undershoots a low limit, a message "WARNING"...
  • Page 187 Configuration (WBM) 4.19 Tags Diagnostics messages If the voltage value of the external power supply of the RTU undershoots a configurable minimum permitted value, a message "WARNING" is entered in the diagnostics buffer. • Minimum voltage Enable the option if undershooting a low voltage limit should cause a diagnostics message to be generated.
  • Page 188 Configuration (WBM) 4.19 Tags Texts Up to 20 texts can be configured. • Add Click the button to create a new text tag. • Delete First select a text in the table and then click "Delete" to delete this text tag. A prompt for confirmation appears: –...
  • Page 189 Configuration (WBM) 4.19 Tags The following placeholders and formatting options are available: • [V.x] Placeholder for the decimal value of a tag. – V is the placeholder for the tag name. "V" must be replaced in the text by the configured name of the tag. –...
  • Page 190 Configuration (WBM) 4.19 Tags • [TIME] Current time. Format: hh:mm:ss • [TIME!x] Current time. Format can be defined via optional exclamation mark followed by a number. Possible inputs for placeholders in the message text: [TIME!8]: Current time. Format: hh:mm:ss [TIME!6]: Current time. Format: hhmmss •...
  • Page 191 Configuration (WBM) 4.20 Extension board Texts for e.mails With e-mails, the use of text tags for the subject and for the message text is different: • Different texts for subject and message text If you want to use different texts for the subject and the message text, and if this is supported by the configurations, you can create two text tags.
  • Page 192 Configuration (WBM) 4.20 Extension board The following selection is possible: • RS-485 – Modbus RTU The Modbus-RTU protocol via RS-485 is used. • HART The HART-Multidrop protocol is used. • Both The Modbus-RTU and HART-Multidrop protocols are used at the same time. The required pages are displayed or hidden in the WBM depending on the selection.
  • Page 193 Configuration (WBM) 4.20 Extension board 4.20.2 RS-485 Modbus RS485 - Modbus RS-485 Here, you set the parameters for sending and the frame format. • Baud rate [bps] Select the transmission speed: – 9600 – 19200 – 38400 – 115200 • Parity –...
  • Page 194 Configuration (WBM) 4.20 Extension board Diagnostics alarm • Communication error on the bus If the RTU receives no answer or an incorrect answer from the partner within the entered response monitoring time and after expiry of the specified number of retries, the RTU enters a diagnostics message of the "ERROR"...
  • Page 195 Configuration (WBM) 4.20 Extension board 4.20.3 HART HART Here you set the following parameters: • Primary Master When enabled, the RTU is the primary master and another master can take over the role of the secondary master. When disabled, the RTU is the secondary master and another master can take over the role of the primary master.
  • Page 196 Configuration (WBM) 4.20 Extension board HART-IP • Active Activates the Hart gateway in the RTU. This makes it possible for a master (e.g. a SIMATIC PDM) to access the "HART"-type field devices connected to the RTU. HART devices can thus be configured remotely via VPN.
  • Page 197 Configuration (WBM) 4.20 Extension board Parameters for device type Modbus RTU RS-485 • Use different RS-485 settings Enable this option if you use different sensor types and they have no common RS-485 settings. It is recommended to make the same settings for all sensor types. •...
  • Page 198 Configuration (WBM) 4.20 Extension board Parameters for device type "Modbus" • Active • Name • Device From the list, select the device to which the tag is assigned. • Tag type Assign the tags to one of the following types: –...
  • Page 199 Configuration (WBM) 4.20 Extension board • Data type - Endianness Use the drop-down list to determine how the RTU interprets the data of counters and analog values read by the sensor. The RTU always stores the two bytes of a word in the Big Endian format according to the Modbus specification.
  • Page 200 Configuration (WBM) 4.20 Extension board HART • HART variable Select the variable you want to use: – PV: Primary variable = Main variable – PV Loop Current: Current in mA – PV Percent Range: Percentage of the range of the main variable –...
  • Page 201 Configuration (WBM) 4.21 GPS (RTU30x1C) Specification of the measuring range (for device type "HART" and "Modbus") To specify the measuring range enter the lower interpolation point (interpolation point 1) and the upper interpolation point (interpolation point 2) for the input signal (sensor value) and the corresponding physical value (process value).
  • Page 202 Configuration (WBM) 4.21 GPS (RTU30x1C) Update cycle • Reduction factor for basic cycle The reduction factor lowers the update cycle for this input. With a factor of 2, for example, the update cycle of this input is halved: The input is read only half as often as configured in the basic cycle.
  • Page 203 Configuration (WBM) 4.23 Telecontrol and MQTT • Name • Current value Display of the value of the tag • Read Click on the button to display the current value of the tag. • Logging See section Configuration of the tags, general parameters (Page 172). 4.22 Program 4.22.1...
  • Page 204 Configuration (WBM) 4.23 Telecontrol and MQTT • Address of the telecontrol server or Address of the master station / master / broker Configured IP address or host name of the communication partner in the master station or cloud. • Connected since (dd:hh:mm:ss) Duration of the existing connection to the communication partner.
  • Page 205 Configuration (WBM) 4.23 Telecontrol and MQTT Parameters The following data needs to be configured: • Active Enable the option to enable the communication between the RTU and its communications partner. • IP address or DNS name of the telecontrol server IP address or host name of the communications partner in the master station •...
  • Page 206 Configuration (WBM) 4.23 Telecontrol and MQTT If the telecontrol server is unreachable, the RTU repeats its attempts to establish a connection to the telecontrol server. • Connection establishment delay The parameter decides the intervals between attempts to establish the connection if the partner is unreachable.
  • Page 207 Configuration (WBM) 4.23 Telecontrol and MQTT STEP 7 configuration of the communications partner For communication with the partner, a substitute must be configured for the RTU in the STEP 7 project that must be supplied with the required address data and with which a telecontrol connection needs to be created: •...
  • Page 208 Configuration (WBM) 4.23 Telecontrol and MQTT • User name MSC user name for identification of the RTU by the MSC master station A different user name must be configured for each MSC station. • Password MSC password for identification of the RTU by the MSC master station Master uses local time The time received from the master is interpreted as local time and applied depending on the settings of the RTU for daylight saving / standard time.
  • Page 209 Configuration (WBM) 4.23 Telecontrol and MQTT • IP address master station (alternative) If there is a second master: IP address of the second master If the address of the master is configured with "0.0.0.0", the address of the second master must also be configured with "0.0.0.0".
  • Page 210 Configuration (WBM) 4.23 Telecontrol and MQTT Save values acc. to event classes • Class 1 / Class 2 / Class 3 Here you specify how the values of data points assigned as an event of class 1, 2 or 3 are saved.
  • Page 211 Configuration (WBM) 4.23 Telecontrol and MQTT • Connection confirmation Condition for the RTU to request a connection confirmation from the master (never, always, only with segmented data frames). • Frame repetitions Number of frame repetitions at the Data Link Layer if no acknowledgement is received from the master.
  • Page 212 Configuration (WBM) 4.23 Telecontrol and MQTT • SHA-1 Setting to select whether the RTU may use the secure hash algorithm SHA‑1 if "SHA‑256" was configured as the Secure hash algorithm and the master does not support SHA‑256 . Range of values: –...
  • Page 213 Configuration (WBM) 4.23 Telecontrol and MQTT • Key exchange monitoring time Maximum waiting time for the response from the master to an authentication request of the RTU. Exceeding the waiting time is evaluated as an error by the RTU. In this case, the RTU generates a security event and sends this to the master.
  • Page 214 Configuration (WBM) 4.23 Telecontrol and MQTT • Common ASDU address Station address of the RTU • Interface Selection of the interface for the telecontrol communication: NOTICE Protection against access by third parties When using the WAN interface, make sure that the mobile wireless network is protected against third-party access, for example by using a private APN.
  • Page 215 Configuration (WBM) 4.23 Telecontrol and MQTT • t Monitoring time for S and U frames Monitoring time for the acknowledgment of data frames of the master by the RTU. After receiving data from the master, the RTU acknowledges the received data as follows: –...
  • Page 216 Configuration (WBM) 4.23 Telecontrol and MQTT Acknowledgment Mechanism: With each sent data frame, the RTU sends a continuous send sequence number. The data frame remains initially stored in the send buffer. When it receives the data frame, the master sends the send sequence number from this or (if several data frames are received) the last data frame as an acknowledgment to the RTU.
  • Page 217 Configuration (WBM) 4.23 Telecontrol and MQTT • Client ID Enter the client ID of the RTU that was assigned by your service provider or that you defined. • Keepalive monitoring time (s) Assign a value for monitoring the connection to the broker (seconds). If no further data on transmission to the broker is pending within the configured time after the data is sent, the device sends a keep-alive frame to the broker.
  • Page 218 Configuration (WBM) 4.23 Telecontrol and MQTT Configure the CA certificate or intermediate certificate of the broker or its individual server certificate. • Currently used file Shows the name of the certificate file currently being used by the RTU. • Delete Deleting the currently used file.
  • Page 219 Configuration (WBM) 4.23 Telecontrol and MQTT • File used after applying Shows the name of the last key file to be loaded on the RTU (on clicking the "Load on device" button). • Load new file Shows the file name of the key file that you have loaded from the configuration PC using the "Search"...
  • Page 220 Configuration (WBM) 4.23 Telecontrol and MQTT For the values that the communication partner writes in the process direction, the following tag types are available: • Digital outputs • Analog memory bits configured as an analog value. Analog memory bits configured as counters cannot be written. In addition, no tag of the extension board can be written.
  • Page 221 Configuration (WBM) 4.23 Telecontrol and MQTT If data cannot be transferred for a longer period of time and the send buffer is threatening to overflow, the following protocol-dependent response applies: • Telecontrol Basic, ST7 The forced image mode If the send buffer reaches a fill level of 80%, the RTU changes to the forced image mode. New values from data points are no longer additionally saved but rather they overwrite older existing values.
  • Page 222 Configuration (WBM) 4.23 Telecontrol and MQTT TeleControl Basic / ST7 • Transfer after call The current value of the data point is saved in the image memory (process image) of the RTU. New values of a data point overwrite the last stored value. Only after being called up by the communication partner or at the configured times of the communication mode is the value current at this time transferred.
  • Page 223 Configuration (WBM) 4.23 Telecontrol and MQTT Name and data point type • Name Configured name of the tag After the tag name, there is an abbreviation for the tag type and the consecutive number of the tag added in brackets, for example (AI0) or (DQ3). •...
  • Page 224 Configuration (WBM) 4.23 Telecontrol and MQTT Trigger and Threshold • Value trigger The saving of the values of data points configured as an event is triggered by the following conditions: – Change A change of the process value triggers saving. With digital data points, each change is handled as an event.
  • Page 225 Configuration (WBM) 4.23 Telecontrol and MQTT Transmission mode • TeleControl Basic, ST7, IEC Specify whether the values of a data point that is configured as an event are buffered until the next transfer or sent spontaneously (immediately) to the partner. The following options are available: –...
  • Page 226 Configuration (WBM) 4.23 Telecontrol and MQTT 4.23.3.3 Signal types, data types and data point types Signal types, data types and data point types of the RTU Table 4-7 Signal types, data types, data point types Signal type Data type (bit) Supported data point types TeleControl DNP3...
  • Page 227 Configuration (WBM) 4.23 Telecontrol and MQTT Signal type Data type (bit) Supported data point types TeleControl DNP3 MQTT Basic (Data points per ob‐ Object group [varia‐ <type (Keyword ject) tion] * identifi‐ {{TYPE}} in cation> the user da‐ Analog in‐ Floating-point Analog input Ana04W_S (4 x 16...
  • Page 228 Configuration (WBM) 4.23 Telecontrol and MQTT The following tables contain the status IDs of the communication protocols. Status IDs ‑ TeleControl Basic Table 4-8 Byte assignment of the status byte for data points Flag name ‑ NON_ LOCAL_ OVER_ RESTART ONLINE Substituted FORCED...
  • Page 229 Configuration (WBM) 4.23 Telecontrol and MQTT Quality descriptor ‑ IEC 60870 Part 5-101 Table 4-10 IEC: Bit assignment of the status byte for IEC data points Flag name ‑ ‑ ‑ invalid not topical substituted overflow blocked Meaning* Value is val‐ Value not Substitute ‑...
  • Page 230 Configuration (WBM) 4.23 Telecontrol and MQTT Enable topic • Active Enabling the selected topic. • Topic The preferred topic name. Structure of the name: Depending on the requirements of the receiver (broker, cloud) on the format of the topics, the topic name is made up of different parts: –...
  • Page 231 Configuration (WBM) 4.23 Telecontrol and MQTT • Quality You use the "Quality of Service" parameter to specify the transfer performance of the messages for this topic: – QoS 0 Transfer no more than once The RTU sends the topic once to the broker. The RTU does not expect an acknowledgment. If the topic is not received by the broker, it is lost.
  • Page 232 Configuration (WBM) 4.23 Telecontrol and MQTT • Time trigger and time factor The parameters cannot be edited for topics of the type "Subscribe" and "Last will / testament". – Time trigger: When enabled, a topic of the type "Publish" is generated at specific intervals and saved in the send buffer.
  • Page 233 Configuration (WBM) 4.23 Telecontrol and MQTT "Type": "{{TYPE}}", "Value": {{VALUE}}, "QualityCode": "{{QUALITY_CODE}}" } {{^LAST_DATA_POINT}},{{/LAST_DATA_POINT}} {{/DATA_POINT_ARRAY}} The template is suitable for connection to: • AWS (Amazon) / IoT Core • Azure (Microsoft) / IoT Hub • IBM Cloud (IBM) / Watson IoT Platform Payload format - XML generic All data points assigned to the topic are mapped to the payload using a loop construct with the specified properties and formatting.
  • Page 234 Configuration (WBM) 4.23 Telecontrol and MQTT Payload format - Mindsphere generic The syntax of the JSON format according to ECMA-404 and ISO/IEC 21778:2017 is used. In it, all data points assigned to the topic are mapped to the payload using a loop construct with the specified properties and formatting.
  • Page 235 Configuration (WBM) 4.23 Telecontrol and MQTT Payload format - Subscribe For topics of the type "Subscribe", the drop-down list is grayed out and preassigned with a pre- defined format that cannot be changed. The format corresponds to the payload format "JSON generic".
  • Page 236 Configuration (WBM) 4.23 Telecontrol and MQTT • Last data point {{#LAST_DATA_POINT}} {{/LAST_DATA_POINT}} Last data point • All except the last data point {{^LAST_DATA_POINT}} {{/LAST_DATA_POINT}} All data points except the last data point. 4.23.5 Wake-up call / wake-up SMS Waking the RTU from sleep mode The RTU can be woken out of sleep mode with a wake-up call (RTU303xC) or a wake-up SMS from a cell phone.
  • Page 237 Configuration (WBM) 4.23 Telecontrol and MQTT The RTU establishes a connection to the communications partner. Texts for wake-up SMS messages For wake-up SMS messages, you need to use the following text in the message: • TELESERVICE Texts for wake-up SMS messages with deadline specified You can also add a specified deadline to a wake-up SMS message.
  • Page 238 Configuration (WBM) 4.24 Tag tables 4.24 Tag tables 4.24.1 Overview Tag tables You can create up to 4 tag tables in the configuration view. Figure 4-4 Example of tag table in the Configuration view Buttons The following buttons are provided on the page: Button Meaning Configuration view...
  • Page 239 Configuration (WBM) 4.24 Tag tables Creating tag tables To create a tag table, proceed as follows: 1. Enter a name for the table (max. 20 characters). The name is also displayed as the tab ① name after creation. 2. Select the line type. The options are shown in the following table. Frequently occurring parameters are: –...
  • Page 240 Configuration (WBM) 4.24 Tag tables Figure 4-5 Example of a tag table created in the Live view SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 241 Configuration (WBM) 4.24 Tag tables Table 4-11 Line types and selectable parameters Num‐ Line type Parameter ber in the ex‐ ample ③ Header • Text alignment Text • Text Difference: A heading is dis‐ played in "bold" and body text in "normal".
  • Page 242 Configuration (WBM) 4.24 Tag tables Num‐ Line type Parameter ber in the ex‐ ample ⑨ Text with value entry • Text alignment • Text • Possible selections: Created tags of type analog value functions or counter and quantity calculation. Alignment of the input box: Left When the current value is output, the format and, if applicable, the unit from the tag configuration are displayed in the input box.
  • Page 243 Program blocks Block overview For the control tasks of the RTU, you will find ready-made program blocks that you create and program in the "Program" entry in the WBM. The following program blocks are available: • Blocks for logical functions –...
  • Page 244 Program blocks 5.1 Block overview • Blocks for analog value functions – Triggered saving (Page 271) – Limit value switch (Page 273) – Difference limit switch (Page 275) – Range monitoring (Page 277) – Analog value comparator (Page 280) – Analog value monitoring (Page 272) –...
  • Page 245 Program blocks 5.2 Parameter assignment of the blocks Parameter assignment of the blocks Programming the program blocks for the control tasks Networks For control tasks of the RTU you can create up to 8 networks for program blocks. Every network is shown in a tab of the WBM. In the top line of the tab, you can assign a name to the network (max.
  • Page 246 Program blocks 5.3 Often used parameters Moves the selected program block down. Creates a new program block below. Inverted input/output with contact symbol filled with black (here parameter "En") Inverting inputs and outputs You can invert the values of digital (binary) inputs and outputs by clicking on the round symbol at the input or output.
  • Page 247 Program blocks 5.3 Often used parameters Input parameter "Trigger" Input parameter of the "Trigger" type initiate the execution of the respective program block with the edge transition 0 → 1. The input must be reset to 0 by the by the user program. In the inverted form, a trigger starts block processing with the edge change 1 →...
  • Page 248 Program blocks 5.3 Often used parameters Output parameter "Error" The output parameter "Error" is set in the following situations: • In an analog value block, the value is outside the range of values. This occurs when the value calculated by the block is outside the permitted range of values of the tag type of the output.
  • Page 249 Program blocks 5.4 Blocks for logical functions Blocks for logical functions 5.4.1 Logical AND Function At least one input must be activated so that the block is processed. The output of the block is set to 1, when all configured inputs are set to 1 at the same time. If one or more activated inputs is set to 0, the output is set to 0.
  • Page 250 Program blocks 5.4 Blocks for logical functions Parameters Parameters Range of values Description Input parameters Enable parameter, see section Often used parameters (Page 246). Input 1 ... Input 4 The values of the inputs are processed by the block func‐ •...
  • Page 251 Program blocks 5.4 Blocks for logical functions Parameters Parameters Range of values Description Input parameters Enable parameter, see section Often used parameters (Page 246). Input 1 ... Input 2 The values of the inputs are processed by the block func‐ •...
  • Page 252 Program blocks 5.5 Blocks for basic types of calculation Blocks for basic types of calculation 5.5.1 Addition Function The block adds the values of up to four analog inputs. The sum is written to the output. Parameters Parameters Tag type / range of Description values Input parameters...
  • Page 253 Program blocks 5.5 Blocks for basic types of calculation Parameters Parameters Tag type / range of Description values Input parameters Enable parameter, see section Often used parameters (Page 246). Input 1 Analog input / bit Minuend. The values of the inputs 2 ..4 are subtracted from memory this input.
  • Page 254 Program blocks 5.5 Blocks for basic types of calculation Parameters Tag type / range of Description values Input 1 .. Input 4 Analog input / bit The values of the activated inputs are used for the multi‐ memory plication. Event counter / usage Inputs with the setting "Unused"...
  • Page 255 Program blocks 5.6 Blocks for time functions Parameters Tag type / range of Description values Quotient Analog memory bit Tag in which the calculated quotient is output. • Configured as a floating-point number: ±3.402823 e‑38 .. ±3.402823 e+38 • Configured as a counter: 0 ..
  • Page 256 Program blocks 5.6 Blocks for time functions Trigger On delay Output Figure 5-2 Circuit diagram of a block. "On delay" Parameters Parameters Range of values Description Input parameters Enable parameter, see section Often used parameters (Page 246). Trigger When there is an edge change 0 → 1 the On delay is started. •...
  • Page 257 Program blocks 5.6 Blocks for time functions Parameters Parameters Range of values Description Input parameters Enable parameter, see section Often used parameters (Page 246). Trigger If there is an edge change 0 → 1, the output is set to 1. •...
  • Page 258 Program blocks 5.6 Blocks for time functions before the Off delay has elapsed, the output is set to 0. At the same time the running of the On delay is restarted and the Off delay is stopped. When there is an edge change 0 → 1 at the input "Reset" the On / Off delay is suppressed and the output remains set to 0.
  • Page 259 Program blocks 5.6 Blocks for time functions Parameters Range of values Description Output parameters Output Tag in which the value calculated by the block is output. • Digital output / bit memory 5.6.4 Retentive on delay Function When there is an edge change 0 → 1 at the "Trigger" input, the configurable time of the On delay is started.
  • Page 260 Program blocks 5.6 Blocks for time functions Parameters Range of values Description Reset When there is an edge change 0 → 1 at the "Reset" input • True / False after the On delay ( = 1) has elapsed the output is reset to •...
  • Page 261 Program blocks 5.6 Blocks for time functions 5.6.6 Random on/off delay Function When there is an edge change 0 → 1 at the "Trigger" input, the random time of the On delay is started (within the configured limits). After the On delay has elapsed, the output is set to 1. If "Trigger"...
  • Page 262 Program blocks 5.6 Blocks for time functions Parameters Range of values Description Output parameters Output Tag in which the pulses generated by the block are output. • Digital output / bit memory 5.6.7 Pulse sequence Function A maximum of 2 blocks of this type can be created. A repetitive pulse sequence with configurable duration of the individual high and low phases is sent to the output.
  • Page 263 Program blocks 5.6 Blocks for time functions The value of the total duration and the duration of the fault is always stored in the retentive memory of the RTU so that the values "Duration high phase" and "Availability" are retained and continued even in case of configuration changes or restart of the RTU.
  • Page 264 Program blocks 5.6 Blocks for time functions Parameters Tag type / range of Description values Number of phases 1 .. 18 Specifies the number of pulse phases to be configured. Phase time base 100 ms Time base for phase duration and start delay Phase number 1 ..
  • Page 265 Program blocks 5.6 Blocks for time functions 5.6.8 Year timer Requirement Requirement for a precise calculation is the time-of-day synchronization of the RTU. Function For the year timer a time per calendar year and/or per month can be specified in the function parameters during which the output is set to 1.
  • Page 266 Program blocks 5.6 Blocks for time functions Switching variants from the function parameters "Yearly", "Monthly" and "Pulse" The options for activating the function parameters result in the following switching variants. Four typical switching variants are explained below based on examples. •...
  • Page 267 Program blocks 5.6 Blocks for time functions • Example 3 – Date/time ON: 2015-05-15 12:00:00 – Date/time OFF: 2099-08-31 12:00:00 – "Yearly" enabled – "Monthly" disabled – "Pulse" disabled The settings result in yearly time periods during which the output is set to 1. •...
  • Page 268 Program blocks 5.6 Blocks for time functions 5.6.9 Week timer Requirement Requirement for a precise calculation is the time-of-day synchronization of the RTU. Function For the week time, three times (cams) can be specified per week using the function parameters during which the output is set to 1.
  • Page 269 Program blocks 5.6 Blocks for time functions 5.6.10 Astronomical clock Requirement Requirement for a precise calculation is the time-of-day synchronization of the RTU. Function This function sets the output to 1 if the system time of the RTU is between the times of sunrise and sunset.
  • Page 270 Program blocks 5.6 Blocks for time functions Parameters Range of values Description Position Option for setting the geographic coordinates: • System location • System location: Use of the coordinates config‐ • Manual ured for the RTU on the page "System > General". •...
  • Page 271 Program blocks 5.7 Blocks for analog value functions Blocks for analog value functions 5.7.1 Triggered saving Function The block saves the current value of an analog input when a programmable event (Trigger) occurs. With an edge change 0 → 1 of "Trigger" the value of the input is written to the output. The "Reset"...
  • Page 272 Program blocks 5.7 Blocks for analog value functions Parameters Tag type / range of Description values Output Analog memory bit Tag in which the value calculated by the block is output. • Configured as a floating-point number: ±3.402823 e‑38 .. ±3.402823 e+38 •...
  • Page 273 Program blocks 5.7 Blocks for analog value functions Parameters Tag type / range of Description values Input Analog input / bit The value (A ) of the input at the time of the edge change memory of "Trigger" is monitored by the block function for positive and negative change.
  • Page 274 Program blocks 5.7 Blocks for analog value functions From the arrangement of the two function parameters "Limit value 1" and "Limit value 2" the function provides: • Limit value with hysteresis Limit 1 ≥ Limit 2 The limit value is given a hysteresis for example to control a pump. Two applications are possible: –...
  • Page 275 Program blocks 5.7 Blocks for analog value functions Parameters Tag type / range of Description values Function parameters Limit value 1 3.402823 e‑38 .. Limit value 1 (absolute value) 3.402823 e+38 Max. 19 characters, display of max. 4 deci‐ mal places. Limit value 2 3.402823 e‑38 ..
  • Page 276 Program blocks 5.7 Blocks for analog value functions Calculation of the threshold value The threshold value is calculated with the three function parameters: • "Limit value" – Is the first of the values of the input signal to be monitored. –...
  • Page 277 Program blocks 5.7 Blocks for analog value functions Parameters Parameters Tag type / range of Description values Input parameters Enable parameter, see section Often used parameters (Page 246). Input The value of the input is monitored for the limit value •...
  • Page 278 Program blocks 5.7 Blocks for analog value functions You can use the block to create a graded series of limit values. For example, you can assign three ranges to a 4...20 mA signal and generate different signals via the block, for example for different signal qualities.
  • Page 279 Program blocks 5.7 Blocks for analog value functions The output "Mean value range 1" can be used for diagnostic purposes and statistical evaluations to output the mean value formed from the configured low limit and high limit of range 1 as analog or count value.
  • Page 280 Program blocks 5.7 Blocks for analog value functions 5.7.6 Analog value comparator Function The values of two analog inputs are compared by forming the difference. If the difference of two programmable limit values is overshot or undershot, a digital output signal is set. The difference of "Input 1"...
  • Page 281 Program blocks 5.7 Blocks for analog value functions 5.7.7 Min. /Max. /Mean value Function With the values from a minimum of one and a maximum of four analog inputs, the block can perform the functions minimum, maximum and mean value generation. The result of the calculation is written to the relevant output.
  • Page 282 Program blocks 5.7 Blocks for analog value functions Parameters Tag type / range of Description values Maximum Analog memory bit Tag in which the obtained maximum value is output. • Configured as a floating-point number: ±3.402823 e‑38 .. ±3.402823 e+38 •...
  • Page 283 Program blocks 5.7 Blocks for analog value functions Parameters Parameters Tag type / range of Description values Input parameters Enable parameter, see section Often used parameters (Page 246). Input Analog signal to be processed • Analog input / bit memory •...
  • Page 284 Program blocks 5.7 Blocks for analog value functions If you select the "System location" setting for the "Position" parameter, the RTU uses the geographical position configured on the "System" WBM page as the setpoint. With the "Manual" setting, setpoints can be entered manually. With the "Variable" setting, the coordinates at the "Latitude"...
  • Page 285 Program blocks 5.7 Blocks for analog value functions Parameters Range of values Description Radius [m] 0 .. 16383 Tolerance radius of the setpoint position in meters Max. age of last 0 .. 4294967295 Maximum age of the last position in seconds with which position [s] the check is still to be performed without setting the error output.
  • Page 286 Program blocks 5.7 Blocks for analog value functions If the "Retentivity" option of the block is disabled, the shift register is cleared when the RTU is restarted or after the configuration has been changed. If this option is enabled, both the values in the shift register and the output values from the last block pass are applied.
  • Page 287 Program blocks 5.7 Blocks for analog value functions Function Value Status Quad. mean The square mean is the square root of the quo‐ 0: No value in the shift register tient of the sum of the squares of all values con‐ or shift register contains an in‐...
  • Page 288 Program blocks 5.8 Counter and summation blocks Parameters Tag type / range of Description values Retentivity ON / OFF • Option enabled: When the configuration is changed or the RTU is restar‐ ted, the contents of the shift register and the results are stored in the retentive memory and continue to be used.
  • Page 289 Program blocks 5.8 Counter and summation blocks If the output should not start at the value 0, you can specify a different start value using the function parameter "Initial value". With the "Direction" function parameter you specify the count direction: •...
  • Page 290 Program blocks 5.8 Counter and summation blocks Parameters Tag type / range of Description values Retentivity ON / OFF If this option is enabled, the count value is saved in the retentive memory. The last value therefore continues to be used when the configuration is changed or a restart of the module takes place.
  • Page 291 Program blocks 5.8 Counter and summation blocks Parameters Parameters Tag type / range of Description values Input parameters Enable parameter, see section Often used parameters (Page 246). Trigger Digital input / output / Counter input bit memory After the first edge change 0 → 1 and continuous value 1 of STATUS_ERROR "Trigger"...
  • Page 292 Program blocks 5.8 Counter and summation blocks 5.8.3 Frequency calculation Function Each time it is run through the block forms the difference of the current value at the "Counter value" input and the value from the previous run through. This difference divided by the time (s) between the current and last run through produces the current "Frequency"...
  • Page 293 Program blocks 5.8 Counter and summation blocks Parameters Tag type / range of Description values Value valid Digital output / bit Tag in which the validity identifier of the frequency value memory calculated by the block is output: • 1 = The calculated value is valid and can be used. •...
  • Page 294 Program blocks 5.8 Counter and summation blocks Parameters Tag type / range of Description values Pulse weighting: 1 .. +4294967295 Number of pulses (n) included in the required value for the number of pulses pulse weighting (Q/n). * Pulse weighting: 3.402823 e‑38 ..
  • Page 295 Program blocks 5.8 Counter and summation blocks Parameters Parameters Tag type / range of Description values Input parameters Enable parameter, see section Often used parameters (Page 246). Reset True / False When there is an edge change 0 → 1 the volume add‐ ed together up to now is reset to 0.
  • Page 296 Program blocks 5.8 Counter and summation blocks Parameters Tag type / range of Description values Volumes Analog memory bit Tag in which the volume added together by the block configured as a float‐ is output. ing-point number: The volume unit at the input corresponds to the vol‐ ±3.402823e-38 ..
  • Page 297 Program blocks 5.8 Counter and summation blocks Crest shape Illustration μ Sharp-edged with ventilation of the stream 0.62 .. 0.64 Rounded, vertical upstream slope, inclined 0.75 downstream slope (standard profile) Roof-shaped, rounded crest 0.79 * Schröder, Euler, Schneider, Knauf: Grundlagen des Wasserbaues, Hydrologie, Hydraulik und Wasserrecht; Werner-Verlag Düsseldorf (1994) Enter the gravitational acceleration g for your location.
  • Page 298 Program blocks 5.8 Counter and summation blocks Parameters Tag type / range of Description values Limit value 0 .. 3.402823e+38 Drainage limit value (high) in m Max. 19 characters, If the limit value is exceeded the output "Alarm" is set display of max.
  • Page 299 Program blocks 5.8 Counter and summation blocks As an option two limit values can be programmed for a full or empty message. Parameters Parameters Tag type / range of Description values Input parameters Enable parameter, see section Often used parameters (Page 246).
  • Page 300 Program blocks 5.9 Blocks for messages Parameters Tag type / range of Description values Fill volume Analog memory bit Tag in which the fill volume calculated by the block is configured as a float‐ output. ing-point number: The unit is the third power of the length unit of the 3.402823e-38 ..
  • Page 301 Program blocks 5.9 Blocks for messages Parameters Tag type / range of Description values Trigger True / False Event (edge change 0 → 1), that triggers the creation of the message. Digital input / output / bit memory The input must be reset to 0 by the user. STATUS_ERROR Send Immediately True / False When there is an edge change 0 →...
  • Page 302 Program blocks 5.9 Blocks for messages Parameters Tag type / range of Description values Trigger True / False Event that triggers the creation of the message. Digital input / output / bit memory STATUS_ERROR Send Immediately True / False When there is an edge change 0 → 1 the message is trans‐ ferred for sending.
  • Page 303 Program blocks 5.9 Blocks for messages Each block can use one of up to 8 different server paths, so that the data can be saved in a structured form on the FTP server for further evaluation. Parameters Parameters Tag type / range of Description values Input parameters...
  • Page 304 Program blocks 5.10 Switch and relay blocks Parameters Tag type / range of Description values Done Status display: • Digital output / bit memory • 0: FTP transfer could not be entered in the transfer list. The list is possibly full. •...
  • Page 305 Program blocks 5.10 Switch and relay blocks Diagrams The two following diagrams in which the RS/SR priority is programmed differently are examples showing the effect on the output. The blue arrows indicate value changes of the output Q that are caused by the programming of the RS/SR priority.
  • Page 306 Program blocks 5.10 Switch and relay blocks Parameters Tag type / range of Description values Reset True / False Resets the "Set" input to 0 on a positive edge (0 → 1). Digital input / output / With the setting "True", "Set" is permanently reset if the "RS/ bit memory SR priority"...
  • Page 307 Program blocks 5.10 Switch and relay blocks Diagram The following diagram shows an example of the effect on the output. The blue arrow indicates a value change of the output Q that is caused by the programming of the RS/SR priority. Trigger Reset Output...
  • Page 308 Program blocks 5.10 Switch and relay blocks Parameters Tag type / range of Description values Trigger True / False The edge change 0 → 1 of "Trigger" has the following effect: Digital input / output / • When "Set" and "Reset" = 0, the output is set to 1. bit memory •...
  • Page 309 Program blocks 5.10 Switch and relay blocks Parameters Parameters Tag type / range of Description values Input parameters Enable parameter, see section Often used parameters (Page 246). Trigger True / False When there is an edge change 0 → 1 a new pulse sequence begins.
  • Page 310 Program blocks 5.10 Switch and relay blocks 5.10.4 Time relay Function The block has the function of a time relay. Application example: Staircase light switch Trigger Output Current time Off delay Prewarning Interruption Figure 5-12 Operating diagram With the input signal "Trigger" (0 → 1) block processing is started edge-triggered and the output of the block is set to 1.
  • Page 311 Program blocks 5.10 Switch and relay blocks Parameters Tag type / range of Description values Trigger True / False If there is an edge change 0 → 1 the output is set to 1. When there is an edge change 1 → 0 the Off delay is •...
  • Page 312 Program blocks 5.11 Other blocks 5.11 Other blocks 5.11.1 Operating status Function This block enables you to change the operating state of the module. With the edge transition 0 → 1 at the "Trigger" input, the configured operating state transition is initiated. This can be a restart, shutdown to the safe state or restoration of the factory settings.
  • Page 313 Program blocks 5.11 Other blocks Parameters Parameters Tag type / range of Description values Input parameters Enable parameter, see section Often used parameters (Page 246). Trigger The configured operating state transition is initiated with • Digital input / out‐ an 0 → 1 edge transition. put / bit memory •...
  • Page 314 Program blocks 5.11 Other blocks Operand Description <= Less or equal > Greater than >= Greater or equal && Table 5-6 Permissible constants within the expression Constant Description Number π Euler's number e Table 5-7 Permissible functions within the expression Function Description abs(a)
  • Page 315 Program blocks 5.11 Other blocks Function Description tan(a) Tangent of a tanh(a) Hyperbolic tangent of a Values for trigonometric functions in rad Only defined for natural numbers. Floating-point numbers are rounded down to the next whole number. Parameters Parameters Tag type / range of Description values Input parameters...
  • Page 316 Program blocks 5.11 Other blocks Parameters Tag type / range of Description values Output Digital output / bit Tag in which the result calculated by the block is output. memory Analog bit memory configured as: • Floating point number: ±3.402823 e‑38 .. ±3.402823 e+38 •...
  • Page 317 Diagnostics and maintenance Diagnostics options The following diagnostics options are available. LEDs of the module For information on the LED displays, refer to the section LEDs (Page 46). Web Based Management (WBM) To do this, you need to connect your PC to the RTU either locally, via a router or via the mobile wireless network.
  • Page 318 Diagnostics and maintenance 6.2 Error detections for Telecontrol, e-mails and FTP The diagnostics SMS message contains the following data: • Station name • Firmware version of the RTU • Status of the mobile wireless network connection (connected / not connected) •...
  • Page 319 Diagnostics and maintenance 6.2 Error detections for Telecontrol, e-mails and FTP Only with MQTT In case of a faulty reception of a Subscribe topic, the following internal errors can be displayed: Table 6-1 Subscribe topics Code Meaning Errors during JSON analysis: Not enough memory available for analysis. Errors during JSON analysis: Invalid character in the JSON string.
  • Page 320 Diagnostics and maintenance 6.2 Error detections for Telecontrol, e-mails and FTP Last response of the server The error codes of the e-mail or FTP server have the following meaning: Table 6-2 SMTP (e-mail) Code Meaning Service not available. Connection is terminated (often lack of resources of the service provider) Action not executed: Mailbox not available / unreachable.
  • Page 321 New firmware versions If a new firmware version is available for the module, you will find this on the Internet pages of Siemens Industry Online Support under the following ID: Link: (https://support.industry.siemens.com/cs/ww/en/ps/21767/dl) Save the firmware file on the configuration PC.
  • Page 322 Diagnostics and maintenance 6.4 Resetting to factory settings Loading the firmware via the WBM You load a new firmware file from the configuration PC on the RTU via the WBM. You will find a description of establishing the connection to the RTU from the configuration PC in the section Establishing a connection to the WBM of the RTU (Page 102).
  • Page 323 Diagnostics and maintenance 6.4 Resetting to factory settings • Deleted data The following data is deleted by resetting to factory settings: – IP address of the LAN interface configured by the user It is reset to the default factory set IP address 192.168.0.3. –...
  • Page 324 Diagnostics and maintenance 6.5 Replacement Reaction after resetting to factory settings After the reset, the RTU starts up again automatically. The remaining behavior depends on the use of an optional SD card: • Startup without SD card – If you do not use an SD card, the RTU remains in service mode without configuration data. The STATUS LED flashes red.
  • Page 325 Diagnostics and maintenance 6.5 Replacement Transferring the configuration data to the new RTU Requirement: Transferring the configuration data to the new RTU requires that the same or a higher firmware version with the same telecontrol protocol is installed on the new RTU, see section Loading firmware (Page 321).
  • Page 326 Diagnostics and maintenance 6.5 Replacement Replacing batteries WARNING Replacement by trained personnel Batteries must only be replaced by trained service technicians. To replace batteries you first need to disconnect the battery module from the RTU in the WBM configuration. After replacing the batteries you need to connect the module again in the WBM. For a description of the procedure, refer to the section Power supply (Page 164).
  • Page 327 Technical specifications Table 7-1 SIMATIC RTU3030C/RTU3031C/RTU3041C Technical specifications ‑ RTU3030C/3031C/3041C Article numbers • RTU3030C: 6NH3112‑3BA00‑0XX0 • RTU3031C: 6NH3112‑3BB00‑0XX0 • RTU3041C: 6NH3112‑4BB00‑0XX0 Number of program block types RTU3030C: 43 RTU30x1C: 44 Number of configurable program Max. 48 blocks Number of digital bit memories Number of analog bit memories Internal memory for user and con‐...
  • Page 328 Technical specifications Technical specifications ‑ RTU3030C/3031C/3041C Power supply from external source Power supply 12 .. 24 VDC, max. 1.2 A via terminal block X10 Permitted range 10.8 .. 28.8 V Design Connector with terminal block, 5 terminals, protected against reverse polarity: •...
  • Page 329 Technical specifications Technical specifications ‑ RTU3030C/3031C/3041C Control and supply of sensors / Regulated, short-circuit proof, can be configured alternatively, for all outputs: switches for digital inputs / outputs • 12 V DC • 24 V DC Maximum Power See below (power) Digital inputs (X20, X21, X22, X23) Quantity Type and material...
  • Page 330 Technical specifications Technical specifications ‑ RTU3030C/3031C/3041C Maximum switching frequency 100 Hz Limit permanent current 60 mA Max. switched current At +25 °C: 80 mA At +70 °C: 60 mA Max. switching voltage • 60 V DC • 30 V AC effective (42.2 V peak voltage with non-sine-shaped voltage) Short-circuit resistance Contact opens independently from 200 mA (typ.) and only closes again after logical opening/closing 4.8 W (at 60 V DC)
  • Page 331 Technical specifications Technical specifications ‑ RTU3030C/3031C/3041C Frequency bands UMTS (RTU303xC) Band 1 (2100 MHz) Band 2 (1900 MHz) Band 4 (1900 MHz) Band 5 (850 MHz) Band 6 (800 MHz) Band 8 (900 MHz) Band 19 (800 MHz) GSM (850/900 MHz) DCS (1800 MHz) PCS (1900 MHz) LTE-M (RTU3041C)
  • Page 332 Technical specifications Technical specifications ‑ RTU3030C/3031C/3041C Maximum transmit power WCDMA FDD (B1/2/4/5/6/8/19) +24 dBm (Class 3) (RTU303xC) EDGE 1800/1900 MHz +26 dBm (Class E2) EDGE 850/900 MHz +27 dBm (Class E2) DCS 1800, PCS 1900 +30 dBm (Class 1) GSM 850/900 +33 dBm (Class 1) LTE-M (RTU3041C) +23 dBm (Class 3)
  • Page 333 Technical specifications Technical specifications ‑ RTU3030C/3031C/3041C Ambient temperature During operation with the DIN • At an operating height ≤ 2000 m: -40 °C .. +70 °C rail installed horizontally • At an operating height of 2000...3000 m: -40 °C .. +65 °C During operation with the DIN •...
  • Page 334 Technical specifications SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 335 You will find the declarations of conformity listed below and certificates of the product on the Internet at the following address: Link: (https://support.industry.siemens.com/cs/ww/en/ps/21767/cert)) You can view the considered standards in the respective certificate which is available on the Internet at the address listed above.
  • Page 336 Directive of the European Parliament and of the Council of 8 June 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment UK Declaration of Conformity Importer UK: Siemens plc Sir William Siemens House Princess Road Manchester M20 2UR The product meets the requirements of the following directives: •...
  • Page 337 II 3G Ex ec IIC T4 Gc • DEKRA 18ATEX0027 X • DEKRA 21UKEX0003 X • IECEx DEK 18.0019X Importer UK: Siemens plc, Manchester M20 2UR (Ex na IIC T4 Gc, not on the nameplate) The products meet the requirements of the following standards: •...
  • Page 338 Approvals Art. 3 (1) b ‑ EMC Harmonized standards: • ETSI EN 301 489-1 V1.9.2 Electromagnetic compatibility and radio spectrum matters (ERM) - Electromagnetic compatibility for radio equipment and services - Part 1: Common technical requirements • ETSI EN 301 489-7 V1.3.1 Electromagnetic compatibility and radio spectrum matters (ERM) - Electromagnetic compatibility for radio equipment and services - Part 7: Specific conditions for mobile and portable radio and ancillary equipment of digital cellular radio telecommunications systems...
  • Page 339 Approvals The current versions of the standards can be seen in the EC Declaration of Conformity, see above. Maximum antenna gain Users and installers must be provided with antenna installation instructions and transmitter operating conditions that must be followed to avoid exceeding the permitted RF exposure. Refer to the technical specifications of the antenna, refer to the appendix Antennas and accessories (Page 355).
  • Page 340 Approvals CSA Certification Mark Canadian Standard Association (CSA) nach Standard C 22.2 No. 142: • Certification Record 063533–C‑000 Factory Mutual Approval Standards: • Class 3600 • Class 3611 • Class 3810 • ANSI/ISA 61010‑1 Report Number 3049847 Class I, Division 2, Group A, B, C, D, T4 Class I, Zone 2, Group IIC, T4 You will find the temperature class on the type plate on the module.
  • Page 341 Approvals This device complies with part 15 of the FCC Rules and Industry Canada license-exempt RSS standard(s). Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
  • Page 342 SIMATIC NET products are regularly submitted to the relevant authorities and approval centers for approvals relating to specific markets and applications. If you require a list of the current approvals for individual devices, consult your Siemens contact or check the Internet pages of Siemens Industry Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/ps/21767/cert)
  • Page 343 Dimension drawings Note All dimensions in the dimension drawings are in millimeters. Figure B-1 Front view SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 344 Dimension drawings Figure B-2 Side view SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 345 Accessories Battery module C.1.1 Battery module and battery expansion module Battery modules and battery expansion modules For the power supply of the RTU the following optional accessories are available that do not ship with the RTU: • Battery module One or two battery modules can be connected to the RTU. The battery modules can be used as an alternative or in addition to an external power supply.
  • Page 346 Accessories C.1 Battery module 112-3BA00/1XX6 112-3BA00/1XX6 112-3BA00/1XX6 Figure C-2 RTU3030C with two battery modules (framed in red) and a total of three expansion modules (framed in green) In the second figure battery module 1 has had two expansion modules added. Battery module 2 has only had one expansion module added A completely equipped battery module with its full fittings is made up of the following components:...
  • Page 347 Accessories C.1 Battery module Ordering data, drawings, technical specifications Name Article number Explanation Battery module 6NH3112-3BA00-1X Battery module Module for power supply to the RTU Including battery holder for two batteries, with con‐ necting cable and connector. Suitable design for direct connection to the RTU or an expansion module (see below) on the DIN rail with a plug-in connection via the supplied connector.
  • Page 348 Accessories C.1 Battery module Figure C-4 Battery holder with batteries inserted Table C-1 Battery module / battery expansion module Technical specifications - battery module / battery expansion module Article numbers • Battery module • 6NH3112‑3BA00‑1XX2 • Expansion module • 6NH3112‑3BA00‑1XX6 Permitted ambient conditions Ambient temperature During operation with the DIN...
  • Page 349 Accessories C.1 Battery module * For the installation position see figure above. C.1.2 Battery Requirements For use in the battery module or in the battery expansion module of the RTU, high current resistant lithium metal batteries (primary cells, cannot be recharged) are required. The batteries must meet the following requirements: •...
  • Page 350 Accessories C.1 Battery module Technical specifications ‑ LSH 20 Electrical data Voltage (nominal) 3.6 V Capacity (at 15 mA, 2 V, 20 °C) 13 Ah Max. current pulse 4000 mA (100 ms) Max. continuous current 1800 mA Fuse against short-circuit Fuse 5 A Permitted ambient conditions Ambient temperature...
  • Page 351 Accessories C.2 Extension Board Technical specifications ‑ ER 34615M Max. continuous current 2000 mA Fuse against short-circuit Fuse 5 A Permitted ambient conditions Ambient temperature During operation in the battery With the DIN rail installed horizontally: module or battery expansion -40 °C ...
  • Page 352 Accessories C.2 Extension Board Figure C-5 RTU with extension board Ordering data, technical specifications Table C-2 Extension board Technical specifications of extension board Article number 6NH3112‑3BA00‑6XX1 Number of connectable devices Maximum 8, of which: • Modbus RTU (RS‑485) • Max. 8 •...
  • Page 353 Accessories C.2 Extension Board Technical specifications of extension board Ambient temperature During operation with the DIN -40 °C ... +70 °C rail installed horizontally During operation with the DIN -40 °C ... +60 °C rail installed vertically During storage -40 °C ... +70 °C During transportation -40 °C ...
  • Page 354 Accessories C.3 SD card / SMC Extension board: Front view SD card / SMC C.3.1 Compatible SD cards Compatible SD cards For the "Logging" mode you require an SD card. SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 355 24 MB and 32 GB. SMCs up to 32 GB memory capacity are supported. Article numbers: 6ES7954‑8Lx02‑0AA0 x is a placeholder for: F / L / P / T You will find the cards on the pages of the Siemens Industry Mall using the search term "6ES7954". Antennas and accessories C.4.1...
  • Page 356 The antenna must be ordered separately, see antenna accessories. You will find detailed information in the documentation of the device. You will find this on the Internet on the pages of Siemens Industry Online Support at the following address: Link: (https://support.industry.siemens.com/cs/ww/en/view/100699507) C.4.2...
  • Page 357 SMA connector, including installation bracket, screws, wall plugs. You will find detailed information in the documentation of the device. You will find this on the Internet on the pages of Siemens Industry Online Support at the following address: Link: (https://support.industry.siemens.com/cs/ww/en/view/23119005) C.4.3...
  • Page 358 Accessories C.4 Antennas and accessories Antenna ANT895-6ML Figure C-8 GPS antenna, ANT895-6ML, flat antenna Article number Explanation 6GK5895-6ML00-0AA0 Antenna ANT 895‑6ML, active GPS antenna including connecting cable (0.3 m) and N female connector; 3 dBic; @ 90°; IP67, ‑40 ... +85 °C, mounting using magnets or screws Flexible connecting cable for antenna In addition, you can use one of the flexible connection lines listed in the section Antenna accessories, screw connections (Page 358) to connect the antenna to the RTU.
  • Page 359 To feed the antenna cable through the wall of the protective housing from the outside, you require the following cabinet feedthrough: Cabinet feedthrough for wall thickness max. 4.5 mm, IP68 N-Connect female/ N-Connect female Manufacturer: Siemens AG Article number 6GK5 798‑2PP00‑2AA6 Link: (https://support.industry.siemens.com/cs/ww/en/pv/6GK5798-2PP00-2AA6/td) • Flexible connecting cable for antenna Flexible connecting cable, preassembled.
  • Page 360 See section Overvoltage protection module for the antenna cable (Page 366). • HF coupling piece Optional for connecting two components with N-Connect female connector N-Connect male / N-Connect male Manufacturer: Siemens AG Article number 6GK5 798‑0CP00‑1AA0 Link: (https://support.industry.siemens.com/cs/ww/en/pv/6GK5798-0CP00-1AA0/td) Router SCALANCE M...
  • Page 361 3/4/5G mobile wireless networks and private 5G networks, VPN, firewall, NAT, IPv6, connection to SINEMA RC via CLP article number: 6GK5856-2EA00-3DA1 Information on the devices can be found on the Internet pages of Siemens Industry Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/ps/15982) SIMATIC RTU3030C/RTU30x1C...
  • Page 362 Accessories C.6 Protective housing Protective housing C.6.1 Aluminum protective housing Aluminum protective housing Name Article number Explanation Aluminum protective 6NH3112-3BA00-1X Properties housing • Material: Aluminum (AlSi 12), powder-coated, gray (RAL 7001) • Degree of protection IP68 • Resistant to saltwater •...
  • Page 363 Accessories C.6 Protective housing Figure C-9 Aluminum protective housing: Front view (left), side view (right)Here with several mounted cable glands and sealing plugs (do not ship with the product) Table C-4 Aluminum protective housing Technical specifications Article number 6NH3112‑3BA00‑1XX3 Permitted ambient conditions Ambient temperature During operation -40 °C ...
  • Page 364 Accessories C.6 Protective housing Note Mounting note for IP68 protection The degree of protection IP68 is only ensured when the lid screws are tightened with the designated torque and all drill holes in the housing are closed with the intended accessories (cable gland or sealing plug and cabinet feedthrough or lightning protection element).
  • Page 365 Accessories C.6 Protective housing Table C-5 Accessories to be ordered separately Accessories Article number Cable gland M 16 (10‑14 mm), brass nickel plated, 6NH3112-3BA00-1XX4 IP68 Packaging unit: 2 Sealing plug M 16, brass, IP68 6NH3112-3BA00-1XX5 Packaging unit: 2 Figure C-10 Stainless steel protective housing: Front view (left), side view (right) Table C-6 Stainless steel protective housing...
  • Page 366 The following or a technically equivalent module are suitable to protect the system from looping in overvoltages via an antenna cable. Degree of protection IP68 Lightning Protector LP798‑1N Article number 6GK5798‑2LP00‑2AA6 Manufacturer: Siemens AG Link: (https://support.industry.siemens.com/cs/ww/en/pv/6GK5798-2LP00-2AA6/td) SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 367 Accessories C.7 Overvoltage protection modules C.7.2 Overvoltage protection modules for supply and signal cables Overvoltage protection modules for supply and signal cables The following or technically equivalent modules are suitable to protect the system from looping in overvoltages via supply or signal cables: Manufacturer: DEHN + SÖHNE GmbH + Co.
  • Page 368 Accessories C.7 Overvoltage protection modules SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 369 Syslog Messages Structure of the Syslog Messages The Syslog server collects log information of the devices and informs you about specific events. The Syslog messages are transmitted via the set UDP port (standard 514) according to RFC 5424. Syslog messages log information when the device is accessed. Information can be status information such as the origin of the message or a time stamp.
  • Page 370 Syslog Messages D.2 Tags in Syslog Messages Tags in Syslog Messages The tags are displayed in the section "Syslog messages" in the field "Message text" within curly brackets {variable}. The output messages can contain the following tags: Description Format Possible values or exam‐ {Ip address} Source or destination IP address %d.%d.%d.%d...
  • Page 371 Syslog Messages D.2 Tags in Syslog Messages Description Format Possible values or exam‐ {Trigger con‐ Character string (without spaces) for a trigger condi‐ BasicCycle dition} tion that activates the relevant function. WakeupCall ServiceSMS TelecontrolSMS SendSMS E-mail Telecontrol Syslog SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 372 Syslog Messages D.3 Explanation of the messages Description Format Possible values or exam‐ {Config de‐ Character string (without space) for one part of the System-Description tail} configuration. GPS (RTU30x1C) System-Time System-SDCard Diagnostic WAN-SMS Services-Email WAN-DynDNSClient Security-HTTPS Users Recipient-Groups Tags-Texts Tags-DIs Tags-DQs Tags-DMs Tags-AIs...
  • Page 373 Syslog Messages D.3 Explanation of the messages Identification and authentication of human users Message text {Protocol}: User {User name} logged in from {IP address}. Example WBM: User admin logged in from 192.168.0.1. Explanation Valid login information that is specified during login. Severity Info Facility...
  • Page 374 Syslog Messages D.3 Explanation of the messages Message text {Protocol}: Default admin account was changed to {User name}. Example WBM: Default admin account was changed to newadmin. Explanation The factory default user name "admin" has been changed. Severity Notice Facility local0 Standard IEC 62443-3-3 Reference: SR 1.3...
  • Page 375 Syslog Messages D.3 Explanation of the messages Facility local0 Standard IEC 62443-3-3 Reference: SR 2.5 Closing a remote access session Message text {Protocol}: Remote session {Config detail} was closed after {Time second} seconds of inactivity. Example WBM: Remote session OpenVPN was closed after 120 seconds of inactivity. Explanation The VPN connection was terminated after a period of inactivity.
  • Page 376 Syslog Messages D.3 Explanation of the messages Severity Info Facility local0 Standard IEC 62443-3-3 Reference: n/a (NERC-CIP 005-R1) Message text {Protocol}: Connection to {FQHN} closed. Example VPN: Connection to 192.168.1.105 closed. Explanation VPN connection is closed. Severity Info Facility local0 Standard IEC 62443-3-3 Reference: n/a (NERC-CIP 005-R1) Message text...
  • Page 377 Syslog Messages D.3 Explanation of the messages Message text {Protocol}: User {User name} has changed {Config detail} configuration. Example WBM: User admin has changed OpenVPN configuration. Explanation User has changed certain configuration data. You can find a list of the possible "Config details" in the section Tags in Syslog Messages (Page 370).
  • Page 378 Syslog Messages D.3 Explanation of the messages Facility local0 Standard IEC 62443-3-3 Reference: SR 7.4 SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 379 Documentation references Where to find Siemens documentation • Article numbers You will find the article numbers for the Siemens products of relevance here in the following catalogs: – SIMATIC NET ‑ Industrial Communication / Industrial Identification, catalog IK PI – SIMATIC ‑ Products for Totally Integrated Automation and Micro Automation, catalog ST 70 You can request the catalogs and additional information from your Siemens representative.
  • Page 380 Documentation references E.7 /7/ SIMATIC RTU3000C Interoperability list IEC 60870‑5‑104 Siemens AG Link: (https://support.industry.siemens.com/cs/ww/en/view/109481299) SIMATIC NET TeleControl Server Basic (Version V3) Operating Instructions Siemens AG Link: (https://support.industry.siemens.com/cs/ww/en/ps/15918/man) SIMATIC NET SINEMA Remote Connect ‑ Server Operating Instructions Siemens AG Link: (https://support.industry.siemens.com/cs/ww/en/ps/21816/man) SIMATIC NET SINEMA Remote Connect ‑...
  • Page 381 Documentation references E.10 /10/ SIMATIC NET TIM DNP3 System manual Siemens AG Link: (https://support.industry.siemens.com/cs/ww/en/ps/15940/man) SIMATIC NET TIM 1531 IRC Operating instructions Siemens AG Link: (https://support.industry.siemens.com/cs/ww/en/ps/24710/man) E.10 /10/ Setting up and working with HART networks Application Guide Siemens AG Current version on the following Internet page: Link: (https://www.automation.siemens.com/w1/efiles/automation-technology/pi/...
  • Page 382 Documentation references E.10 /10/ SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 383 Index Event buffer, 154 Extended SMTP, 38 Abbreviations/acronyms, 6 Active - parameter, 173 Antenna GPS, 358 File names, 115 Antenna position, 83 Files ‑ formats, 115 Article number, 3 Firmware Authorized phone number, 158 Download, 30 Variants, 28 Version, 3 Battery (WBM) change, 168 Glossary, 8...
  • Page 384 Index Live view, 238 Loading ‑ files, 115 Loading firmware via the SD card, 86 Log file, 115, 162 Safety notices, 61 Logging, 128 Use in hazardous areas, 64 Logging - parameters, 174 when connecting up, 64 Send buffer, 39 Service &...
  • Page 385 Index WBM, 18, 94 Web Based Management, 94 Web browser, 41 Wireless approvals, 340 XML generic, 233 SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...
  • Page 386 Index SIMATIC RTU3030C/RTU30x1C Operating Instructions, 04/2022, C79000-G8976-C382-08...

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