Endress+Hauser Proline Promass E 100 - Page 27

Proline Promass E 100 Modbus RS485 Electrical connection
Endress+Hauser 27
L
L
62
72
A
B
10
20
+
_
1
2
A0030219
 10 Modbus RS485 terminal assignment, connection version for use in intrinsically safe areas (connection via
Safety Barrier Promass 100)
1 Intrinsically safe power supply
2 Modbus RS485
Order code
"Output"
10 (L+) 20 (L-) 62 (B) 72 (A)
Option M Intrinsically safe supply voltage Modbus RS485 intrinsically safe
Order code for "Output":
Option M: Modbus RS485, for use in the intrinsically safe area (connection via Safety Barrier Promass 100)
Safety Barrier Promass 100
A
Safe area
1
L+
2
L
27
26
B A
Power
supply
24V
DC
Modbus
RS485
1020
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
 11 Safety Barrier Promass 100 with terminals
1 Non-hazardous area, Zone 2, Class I Division 2
2 Intrinsically safe area