Vega VEGAPULS C 23 Operating Instructions Manual
Radar sensor for continuous level measurement
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Summary of Contents for Vega VEGAPULS C 23
- Page 1 Operating Instructions Radar sensor for continuous level measurement VEGAPULS C 23 Modbus and Levelmaster protocol Document ID: 58349...
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Page 2: Table Of Contents
Connect the PC ......................28 Parameter adjustment with PACTware ................28 Saving the parameterisation data ................... 29 10 Adjustment menu ........................30 10.1 Menu overview ....................... 30 10.2 Description of the applications ..................31 VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 3 14.14 Trademark ........................61 Safety instructions for Ex areas Take note of the Ex specific safety instructions for Ex applications. These instructions are attached as documents to each instrument with Ex approval and are part of the operating instructions. Editing status: 2020-08-04 VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 4: About This Document
Symbols used Document ID This symbol on the front page of this instruction refers to the Docu- ment ID. By entering the Document ID on www.vega.com you will reach the document download. Information, note, tip: This symbol indicates helpful additional infor- mation and tips for successful work. -
Page 5: For Your Safety
During work on and with the device, the required personal protective equipment must always be worn. Appropriate use VEGAPULS C 23 is a sensor for continuous level measurement. You can find detailed information about the area of application in chapter " Product description". Operational reliability is ensured only if the instrument is properly used according to the specifications in the operating instructions manual as well as possible supplementary instructions. -
Page 6: Modes For Worldwide Use
Installations in Canada shall comply with the relevant requirements of the Canadian Electrical Code A Class 2 power supply unit has to be used for the installation in the USA and Canada. VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 7: Product Description
The respective scope of delivery results from the order specification. Scope of this operating This operating instructions manual applies to the following instrument instructions versions: • Hardware version from 1.0.0 • Software version from 1.2.0 G type threaded connections only VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 8 Software Alternatively, you can find all via your smartphone: • Scan the QR-code on the type label of the device or • Enter serial number manually in the VEGA Tools app (available free of charge in the respective stores) VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 9: Principle Of Operation
3 Product description Principle of operation Application area VEGAPULS C 23 is a radar sensor for non-contact, continuous level measurement. It is suitable for liquids and solids in practically all industries. Functional principle The instrument emits a continuous, frequency-modulated radar signal through its antenna. The emitted signal is reflected by the medium... -
Page 10: Packaging, Transport And Storage
• Avoiding mechanical shock and vibration • Storage and transport Storage and transport temperature see chapter " Supplement - temperature Technical data - Ambient conditions" • Relative humidity 20 … 85 % VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 11: Accessories
Threaded adapters enable simple adaptation of devices with stand- ard threaded fittings, e.g. to process-side hygiene connections. Mounting accessories The mounting accessories are used for stable mounting of the device at the measuring point. The parts are available in various versions and sizes. VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 12: Mounting
(7.87") Fig. 5: Mounting via a mounting bracket Mounting instructions The emitted radar impulses of the radar sensor are electromagnetic Polarisation waves. The polarisation is the direction of the electrical wave compo- VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 13 Fig. 7: Mounting of the radar sensor on round vessel tops In vessels with conical bottom it can be advantageous to mount the device in the centre of the vessel, as measurement is then possible down to the bottom. VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 14 Fig. 9: Reference plane Reference plane Inflowing medium Do not mount the instruments in or above the filling stream. Make sure that you detect the medium surface, not the inflowing product. Fig. 10: Mounting of the radar sensor with inflowing medium VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 15 Fig. 11: Recommended socket mounting of VEGAPULS C 23 If the reflective properties of the medium are good, you can mount VEGAPULS C 23 on sockets longer than the antenna. The socket end should be smooth and burr-free, if possible also rounded. Note: When mounting on longer nozzles, we recommend carrying out a false signal suppression (see chapter "...
- Page 16 If foams lead to measurement errors, you should use the biggest pos- sible radar antennas or sensors with guided radar. VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 17: Measurement Setup - Flow
Fig. 16: Flow measurement with rectangular flume: h = max. filling of the max. rectangular flume Overfall orifice (side view) Upstream water Tailwater Overfall orifice (view from tailwater) At smaller distances the measuring accuracy is reduced, see "Technical data". VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 18 3 ... 4 x h 90° Fig. 17: Flow measurement with Khafagi-Venturi flume: h = max. filling of the max. flume; B = tightest constriction in the flume Position sensor Venturi flume VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 19: Connecting To Power Supply
Wiring plan Wire assignment, con- nection cable Fig. 18: Wire assignment in permanently connected connection cable Wire colour Function Polarity Brown Voltage supply Plus (+) Blue Voltage supply Minus (-) VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 20 5 Connecting to power supply Wire colour Function Polarity Black Modbus signal D+ Plus (+) White Modbus signal D- Minus (-) Shielding VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 21: Access Protection
If this document is lost, the emergency device code can be retrieved from your personal contact person after legitimation. The storage and transmission of the device codes is always encrypt- ed (SHA 256 algorithm). VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 22: Storing The Codes In Myvega
" PINs and Codes". This greatly simplifies the use of additional adjust- ment tools, as all Bluetooth access and device codes are automati- cally synchronized when connected to the " myVEGA" account VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 23: Setup With Smartphone/Tablet (Bluetooth)
Download the VEGA Tools app from the " Apple App Store", " Goog- le Play Store" or " Baidu Store" to your smartphone or tablet. Make sure that the VEGAPULS C 23 is activated, see chapter " Oper- Device activated ating modus, activate device". -
Page 24: Parameter Adjustment
Menu item display The selected menu item can be recognized by the colour change. Fig. 20: Example of an app view - Setup measured values Enter the requested parameters and confirm via the keyboard or the editing field. The settings are then active in the sensor. Close the app to terminate connection. VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 25: Setup With Pc/Notebook (Bluetooth)
After activating the integrated Bluetooth or the Bluetooth USB adapt- er, devices with Bluetooth are found and created in the project tree. Device activated Make sure that the VEGAPULS C 23 is activated, see chapter " Oper- ating modus, activate device". Connecting... -
Page 26: Parameter Adjustment
(DTM) according to FDT standard are required. The latest PACTware version as well as all available DTMs are compiled in a DTM Collec- tion. The DTMs can also be integrated into other frame applications according to FDT standard. VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 27 8 Setup with PC/notebook (Bluetooth) Fig. 22: Example of a DTM view - Setup, sensor adjustment VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 28: Setup With Pc/Notebook (Interface Adapter)
" DTM Collection/PACTware" attached to each DTM Collection and which can also be downloaded from the Internet. Detailed descrip- tions are available in the online help of PACTware and the DTMs. VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 29: Saving The Parameterisation Data
The standard version is available as a download under www.vega.com/downloads and " Software". The full version is avail- able on CD from the agency serving you. Saving the parameterisation data We recommend documenting or saving the parameterisation data via PACTware. -
Page 30: Adjustment Menu
Filling height Backlight Access protection Bluetooth access code Protection of the parameteri- Deactivated zation False signal sup- False signal suppression pression Sounded distance to the me- dium Reset Delivery status, basic settings VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 31: Description Of The Applications
" Medium", " Liquid" or " Bulk solid". The vessels as well as the measuring and process conditions are described in the following as an overview. VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 32 – Condensation on the sensor • Further recommendations – False signal suppression via adjustment app or PACTware/DTM Overflow basin • Vessel – Large volume – Partly installed underground • Process/measurement conditions: – Partly strongly agitated surface VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 33 – Slow gauge change – Smooth to agitated water surface – Measurement often from a short distance with the demand for accurate measurement results – Ice and condensation on the antenna possible VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 34 – Measured value jumps and varying pouring positions, e.g. due to truck filling – Fast reaction time – Large distance to the medium – Interfering reflections from fixtures or protective devices • Further recommendations – False signal suppression via adjustment app or PACTware/DTM VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 35 10 Adjustment menu Demonstration • Applications that are not typical level measurements – Instrument demonstration – Object recognition/monitoring – Measured value verification with higher measuring accuracy with reflection without bulk solids, e.g. via a measuring plate VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 36: Diagnostics And Servicing
24 hour service hotline Should these measures not be successful, please call in urgent cases the VEGA service hotline under the phone no. +49 1805 858550. The hotline is also available outside normal working hours, seven days a week around the clock. -
Page 37: Status Messages According To Ne 107
Maintenance required: Due to external influences, the instrument function is limited. The measurement is affected, but the measured value is still valid. Plan in maintenance for the instrument because a failure is expected in the near future (e.g. due to buildup). This status message is inactive by default. VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 38 Wait for the automatic end after 60 mins. Out of specification Code Cause Rectification Text message S600 Temperature of the electronics in the non- Check ambient temperature specified range Impermissible electron- Insulate electronics ics temperature VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 39: Treatment Of Measurement Errors
The tables below give typical examples of application-related meas- urement errors. The images in column " Error description" show the actual level as a dashed line and the output level as a solid line. VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 40 Remove contamination on the antenna In case of interferences due to instal- lations in the close range, change polarisation direction Create a new false signal suppression Adapt max. adjustment VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 41 Carry out false signal suppression or in- radically towards 100 % on the antenna crease false signal suppression in the during emptying close range by editing With bulk solids, use radar sensor with purging air connection time VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 42: Software Update
Attach the completed form and, if need be, also a safety data sheet outside on the packaging • Ask the agency serving you to get the address for the return ship- ment. You can find the agency on our homepage. VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 43: Dismount
12.2 Disposal The device is made of recyclable materials. For this reason, it should be disposed of by a specialist recycling company. Observe the ap- plicable national regulations. VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 44: Certificates And Approvals
That is why we have introduced an environment management system with the goal of continuously improving company environmental pro- tection. The environment management system is certified according to DIN EN ISO 14001. Please help us fulfil this obligation by observ- ing the environmental instructions in chapters " Packaging, transport and Lagestoragerung", " Disposal" of these operating instructions. VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 45: Supplement
The measured variable is the distance between the antenna edge of the sensor and the medium surface. The antenna edge is also the reference plane for the measurement. G type threaded connections only VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 46 860 … 1060 mbar/86 … 106 kPa (12.5 … 15.4 psig) Installation reference conditions Ʋ Distance to installations > 200 mm (7.874 in) Ʋ Reflector Flat plate reflector Depending on application and medium With bulk solids Depending on the operating conditions VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 47 ≤ 250 ms Step response time ≤ 3 s Already included in the meas. deviation In case of deviations from reference conditions, the offset due to installation can be up to +/- 4 mm. This offset can be compensated by the adjustment. Determination of the temperature drift acc. to the limit point method Time span after a sudden distance change from 1 m to 5 m until the output signal reaches 90 % of the final value for the first time (IEC 61298-2). Valid with operating voltage U ≥ 24 V DC. VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 48 Bluetooth interface Bluetooth standard Bluetooth 5.0 (downward compatible to Bluetooth 4.0 LE) Frequency 2.402 … 2.480 GHz Max. emitted power +2.2 dBm Max. number of participants Outside the specified beam angle, the energy level of the radar signal is 50% (-3 dB) less. EIRP: Equivalent Isotropic Radiated Power VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 49: Modbus - Overview
Modbus RTU (data transmission is binary signs) A version of the Modbus protocol is the Levelmaster protocol. The data exchange between field device and host is done via registers. The input registers only al- low read access, holding registers both read and write access. The device supports the above mentioned points. The following shows the device-specific details required for this. You can find further information to Modbus on www.modbus.org. Depending on the local conditions VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 50: Communication
2=Cargo tank, 3=Reactor tank, 4=Dos- ing tank, 5=Stilling pipe, 6=Bypass, 7=Outside of plastic tank, 8=Outside of mobile plastic tank, 9=Level of open water, 10=Open flume, 11=Water weir, 12=Demonstration, 13=Pump station, 14=Col- lection tank VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 51: Measured Values
Primary Variable in Byte Order of Register 3000 1304 float32 Secondary Variable in Byte Order of Register 3000 1306 float32 Third Variable in Byte Order of Register 3000 1308 float32 Quarternary Variable in Byte Order of Register 3000 VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 52 Primary Variable in Byte Order BACD (Middle Endian) 2204 float32 Secondary Variable in Byte Order BACD (Middle Endian) 2206 float32 Third Variable in Byte Order BACD (Middle Endian) 2208 float32 Quarternary Variable in Byte Order BACD (Middle Endian) VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 53: Additional Measurement Data
FC4 Read Input Register With this command, any number (1-127) of input registers is read out. The start register, from which the readout should start as well as the number of registers are transmitted. VEGAPULS C 23 • Modbus and Levelmaster protocol... - Page 54 With sub function codes 0x00 only one 16 bit value can be written. FC16 Write Multiple Register This function code is used to write to several Holding Registers. In a request, it can only be written to registers that are in direct succession. VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 55 1 Byte Object ID number Number of Objects 1 Byte List of Object ID 1 Byte List of Object length 1 Byte List of Object value 1 Byte Depending on the Object ID VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 56: Levelmaster Protocol
14 Supplement 14.9 Levelmaster protocol The VEGAPULS C 23 is also suitable for connection to the following RTUs with Levelmaster proto- col. The Levelmaster protocol is often called " Siemens" " Tank protocol". Protocol ABB Totalflow Levelmaster Kimray DACC 2000/3000 Levelmaster... - Page 57 = 81, even = 71 (default), odd = 71 Response: Set Baud Rate 11 characters ASCII Example: U01B9600E71 Change instrument on address 1 to baudrate 9600, parity even, 7 data bits, 1 stop bit VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 58 250), default = 127 ms Error codes Error Code Name EE-Error Error While Storing Data in EEPROM FR-Error Erorr in Frame (too short, too long, wrong data) LV-Error Value out of limits VEGAPULS C 23 • Modbus and Levelmaster protocol...
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Page 59: Configuration Of Typical Modbus Hosts
14 Supplement 14.10 Configuration of typical Modbus hosts Fisher ROC 809 (Rx/Tx -) (Rx/Tx +) Fig. 28: Connection of VEGAPULS C 23 to RTU Fisher ROC 809 VEGAPULS C 23 RTU Fisher ROC 809 Voltage supply Parameters for Modbus Hosts Parameter Value Fisher Value ABB Total... -
Page 60: Dimensions
14 Supplement 14.11 Dimensions ø 6 mm (0.24") SW 41 1 NPT; R1 ø 76 mm (2.99") Fig. 29: Dimensions VEGAPULS C 23 VEGAPULS C 23 • Modbus and Levelmaster protocol... -
Page 61: Industrial Property Rights
Les lignes de produits VEGA sont globalement protégées par des droits de propriété intellec- tuelle. Pour plus d'informations, on pourra se référer au site www.vega.com. VEGA lineas de productos están protegidas por los derechos en el campo de la propiedad indus- trial. Para mayor información revise la pagina web www.vega.com. - Page 62 Notes VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 63 Notes VEGAPULS C 23 • Modbus and Levelmaster protocol...
- Page 64 Subject to change without prior notice © VEGA Grieshaber KG, Schiltach/Germany 2020 VEGA Grieshaber KG Phone +49 7836 50-0 Am Hohenstein 113...
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