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SITRANS I
Isolating power supplies
SITRANS I300 Isolating power
supply with EIA-485 interface
Operating Instructions
01/2019
A5E45099319-AA
Introduction
Safety notes
Description
Installing/mounting
Connecting
Commissioning
Service and maintenance
Troubleshooting/FAQs
Technical data
Certificates and support
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Table of Contents
Related Manuals for Siemens SITRANS I300
Summary of Contents for Siemens SITRANS I300
- Page 1 Introduction Safety notes Description SITRANS I Installing/mounting Isolating power supplies SITRANS I300 Isolating power Connecting supply with EIA-485 interface Commissioning Operating Instructions Service and maintenance Troubleshooting/FAQs Technical data Certificates and support 01/2019 A5E45099319-AA...
- 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.
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Page 3: Table Of Contents
Note on electromagnetic compatibility ...................23 5.1.2 Improvement of interference immunity...................23 Connecting power supply and EIA-485 on primary side ............23 Connecting devices on secondary side..................25 Commissioning ............................27 Basic safety notes ........................27 SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... - Page 4 Diagnosing SITRANS I300.....................35 Technical data ............................37 Operating conditions ......................37 Dimensions and weight ......................37 Power supply..........................37 Diagnostics..........................38 Communication Specification....................39 Certificates and Approvals .....................39 Certificates and support..........................41 Technical support........................41 Certificates ..........................41 Index................................43 SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 5: Introduction
Use in a domestic environment This Class A Group 1 equipment is intended for use in industrial areas. In a domestic environment this device may cause radio interference. SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... -
Page 6: Checking The Consignment
In order to protect plants, systems, machines and networks against cyber threats, it is necessary to implement – and continuously maintain – a holistic, state-of-the-art industrial security concept. Siemens’ products and solutions only form one element of such a concept. Customer is responsible to prevent unauthorized access to its plants, systems, machines and networks. -
Page 7: Transportation And Storage
The content reflects the technical status at the time of publishing. Siemens reserves the right to make technical changes in the course of further development. - Page 8 Introduction 1.7 Notes on warranty SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 9: Safety Notes
● National Electrical Code (NEC - NFPA 70) (USA) ● Canadian Electrical Code (CEC) (Canada) Further provisions for hazardous area applications are for example: ● IEC 60079-14 (international) ● EN 60079-14 (EU) SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... -
Page 10: Conformity With European Directives
If you need additional information not covered by these instructions, contact your local Siemens office or company representative. Note Operation under special ambient conditions... -
Page 11: Use In Hazardous Areas
● Connect the device with type of protection "Intrinsic safety" solely to an intrinsically safe circuit. ● Observe the specifications for the electrical data on the certificate and/or in Technical data (Page 37). SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... - Page 12 Safety notes 2.3 Use in hazardous areas SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 13: Description
EIA-485 Master and the flowmeter. Figure 3-1 Application of the SITRANS I300 The SITRANS I300 limits the energy flow into the hazardous area. Therefore it prevents the inflammation of a potentially explosive atmosphere. SITRANS I300 Isolating power supply with EIA-485 interface... -
Page 14: Design
② Power (PWR) LED ③ Receive/Transmit (RX/TX) LED ④ Dual inline package (DIP) switch (data rate) ⑤ Flow sensor/EIA-485 device connector (secondary) Figure 3-2 Design with open lids SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... -
Page 15: Nameplate Layout
⑬ Pollution degree rating Consult operating instructions ⑦ ⑭ FM marking for hazardous area Data matrix code Figure 3-3 Nameplate layout, example See also Instructions and manuals (https://www.siemens.com/processinstrumentation/documentation) SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... -
Page 16: Features
● Intrinsically safe supply for connected flowmeters ● Galvanic isolation between: – EIA-485 and EIA-485-IS – Power supply and EIA-485-IS – Power supply and intrinsically safe power supply SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... -
Page 17: Installing/Mounting
Installation on bridge and deck zone (maritime usage) The use of the product in maritime area on the bridge is only permitted with "EPCOS B84113C0000B030" mains filter wired into the supply chain. SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... -
Page 18: Proper Mounting
Installing the SITRANS I300 SITRANS I300 can be easily installed on a DIN rail or on a panel. To prevent interference, you should allow clearance of at least 40 mm underneath and above. -
Page 19: Mounting Sitrans I300
2. Hook the SITRANS I300 over the top of the DIN rail. 3. Pull out the DIN rail clip on the bottom of the SITRANS I300 to allow the SITRANS I300 to fit over the rail. - Page 20 Installing/mounting 4.3 Mounting SITRANS I300 SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 21: Connecting
● Shielded cables that cross into hazardous areas should be grounded only at one end. ● If grounding is required at both ends, use an equipotential bonding conductor. SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... - Page 22 20 °C (36 °F). ● Before taking the device into operation let the device adapt for several hours in the new environment. SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 23: Note On Electromagnetic Compatibility
Profibus DP. Connecting power supply and EIA-485 on primary side If the SITRANS I300 is not at the end of the fieldbus, or you terminate the bus in a different way, go to chapter Connecting devices on secondary side (Page 25). - Page 24 Wiring on primary side (loop through), default setting Connector Description Supply voltage Supply voltage Input EIA-485 Input EIA-485 Output EIA-485 (loop through) Output EIA-485 (loop through) SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 25: Connecting Devices On Secondary Side
5.3 Connecting devices on secondary side Connecting devices on secondary side Secondary side (bottom) Either connect a flowmeter with Modbus output or an EIA-485 device to the SITRANS I300 as shown in the illustration below. Note The terminal box is detachable For easier access unplug the terminal box. - Page 26 Supply (IS) out Supply (IS) out B (IS) EIA-485 (IS) out A (IS) EIA-485 (IS) out B' (IS) EIA-485 (IS) (loop through) A' (IS) EIA-485 (IS) (loop through) SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 27: Commissioning
Risk of explosion in hazardous areas if the device is open or not properly closed. ● Close the device as described in Installing/mounting (Page 17). See also Technical data (Page 37) SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... -
Page 28: Commissioning The Sitrans I300
Note Bus termination It is possible to operate several SITRANS I300 in series. The faraway SITRANS I300 must be terminated. To terminate the SITRANS I300 set the termination switch to ON. The termination switch is located on the primary side (top) of the SITRANS I300. -
Page 29: Setting The Data Rate
The DIP switch is located on the secondary side (bottom) of the SITRANS I300. In default the setting of the DIP switch is 19.2 kbps. Make sure the data rate matches the data rate of the EIA-485 network (primary side). - Page 30 6.3 Setting the data rate Table 6-1 Data rate settings on DIP switch Data rate in bps 1200 2400 4800 9600 19k2 (default) 38k4 45k45 57k6 76k8 93k75 115k2 187k5 460k8 500k SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 31: Service And Maintenance
Electrostatic charge Risk of explosion in hazardous areas if electrostatic charges develop, for example, when cleaning plastic surfaces with a dry cloth. ● Prevent electrostatic charging in hazardous areas. SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... -
Page 32: Maintenance And Repair Work
Maintenance and repair work WARNING Impermissible repair of explosion protected devices Risk of explosion in hazardous areas ● Repair must be carried out by Siemens authorized personnel only. WARNING Improper connection after maintenance Risk of explosion in areas subject to explosion hazard. -
Page 33: Disposal
(https:// support.industry.siemens.com/cs/document/109479891/) Note Special disposal required The device includes components that require special disposal. ● Dispose of the device properly and environmentally through a local waste disposal contractor. SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... - Page 34 Service and maintenance 7.5 Disposal SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 35: Troubleshooting/Faqs
Power to SITRANS I300 is switched on. SITRANS I300 is ready for operation. Power to SITRANS I300 is Check the 24 V power supply to SITRANS I300, or contact not switched on, or SITRANS your Siemens partner. I300 is in error state. - Page 36 Troubleshooting/FAQs 8.1 Diagnosing SITRANS I300 SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 37: Technical Data
On panel Mounting position Vertical or horizontal Power supply Table 9-1 Power supply input Description Specification Rated voltage (input) DC 24 V Voltage range 19.2 … 28.8 V SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... -
Page 38: Diagnostics
Technical data 9.4 Diagnostics Description Specification Residual ripple within voltage range ≤ 3.6 V Current consumption of SITRANS I300 (DC 24 V) ≤ 210 mA Power loss (1.5 W load) 3.3W @ DC 24 V in Reverse polarity protection Table 9-2... -
Page 39: Communication Specification
ATEX LVD EMC RoHs ● EC type-examination certificate CAT 3[1] G ● Degree of protection Installation In Zone 2, Div. 2 and in the safe area Safety specifications (according to IEC-60079-11) SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... - Page 40 Max. connectable inductivity Lo for IIC/IIB 134 µH/675 µH Internal capacitance Ci Negligible Internal inductivity Li Negligible Max. applied voltage U See Certificate Explosion protection in accordance with EAC EX Available soon SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 41: Certificates And Support
In addition to our documentation, Siemens provides a comprehensive support solution at: ● Services & Support (http://www.siemens.com/automation/service&support) Personal contact If you have additional questions about the device, please contact your Siemens personal contact at: ● Partner (http://www.automation.siemens.com/partner) To find the personal contact for your product, go to "All Products and Branches" and select "Products &... - Page 42 Certificates and support A.2 Certificates SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...
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Page 43: Index
Disassembly, 9 Technical Support, 41 Personell, 9 Partner, Personal contact, 41 Test certificates, 9 Maintenance, 31 Manuals, 41 Modifications Warning symbols, 9 correct usage, 10 Warranty, 7 improper, 10 SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA... - Page 44 Index SITRANS I300 Isolating power supply with EIA-485 interface Operating Instructions, 01/2019, A5E45099319-AA...