Electrical connection
Proline Promass F 100 Modbus RS485
32
Safety Barrier Promass 100
A
Safe area
1
L+
2
L
27
26
B
A
Power
supply
24V
DC
Modbus
RS485
10
20
72
62
L+
L
B
A
Power
supply
Modbus
RS485
Hazardous area
Safety Barrier
Promass 100
Power
Communication
Lift panel for
bus termination
1
2
A
A0030220
10
Safety Barrier Promass 100 with terminals
1
Non-hazardous area, Zone 2, Class I Division 2
2
Intrinsically safe area
7.1.4
Pin assignment, device plug
Supply voltage
Promass 100
Device plug for signal transmission with supply voltage (device side), MODBUS RS485
(intrinsically safe)
1
2
4
3
5
A0016809
Pin
Assignment
1
L+
Supply voltage, intrinsically safe
2
A
Modbus RS485 intrinsically safe
3
B
4
L-
Supply voltage, intrinsically safe
5
Grounding/shielding
Coding
Plug/socket
A
Plug
Device plug for supply voltage (device side), MODBUS RS485 (not intrinsically safe)
For use in the non-hazardous area and Zone 2/Div. 2.
1
2
4
3
5
A0016809
Pin
Assignment
1
L+
DC 24 V
2
Not assigned
3
Not assigned
4
L-
DC 24 V