Endress+Hauser Proline 100 Modbus RS485 Brief Operating Instructions page 19

Proline 100 Modbus RS485
1
A
B
5
 6 Electrical connection between the transmitter and Safety Barrier Promass 100
1 Control system (e.g. PLC)
2 Observe cable specifications →  11
3 Safety Barrier Promass 100: terminal assignment
4 Observe cable specifications →  11
5 Non-hazardous area
6 Non-hazardous area and Zone 2/Div. 2
7 Intrinsically safe area
8 Transmitter: terminal assignment
5.2.3 Ensuring potential equalization
Promass, Cubemass, CNG, LNG, LPG
Requirements
No special measures for potential equalization are required.
For devices intended for use in hazardous locations, please observe the guidelines in the
Ex documentation (XA).
Endress+Hauser
2
A
B
L- L+
3
A
B
L+
L-
6
Electrical connection
4
A
B
L+
L-
7
8
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19