Connecting Fc430 - Siemens SITRANS FC430 Operating Instructions Manual

Note
Improvement of interference immunity
● Lay signal cables separate from cables with voltages > 60 V.
● Use cables with twisted wires.
● Keep device and cables at a distance from strong electromagnetic fields.
● Take account of the conditions for communication specified in the Technical data
(Page 229).
● HART: Use shielded cables to guarantee the full specification according to HART.
Use in hazardous areas
Before accessing the sensor terminal compartment and application terminal space check that:
● A safe access permission certificate has been issued by plant operations management
● The flow transmitter may not be opened if energized
● All connection leads are potential free
Hazardous areas
Observe the type examination certificates or the test certifications applicable in your country
if you use transmitters as category 1/2 equipment.
Commissioning
Only apply power and commission the device after the device has been properly connected
and, if required, closed.
5.2

Connecting FC430

This chapter describes how to wire up the device.
The following steps must be carried out:
● Connecting the DSL and the transmitter (Page 68) (only remote version)
● Preparing for the transmitter connections (Page 72)
● Choose the following connection to either HART, Modbus or Profibus
– Connecting the Current HART, CH1 (Page 74)
– Connecting the Modbus (CH1) (Page 77)
– Connecting the Profibus (CH1) (Page 78)
FC430 (From firmware 4.0)
Operating Instructions, 06/2017, A5E39789392-AA
WARNING
WARNING
Connecting
5.2 Connecting FC430
67