Technical data Proline Promass E 100 Modbus RS485
86 Endress+Hauser
16.5 Power supply
Terminal assignment • → 26
• → 25
Pin assignment, device plug → 28
Supply voltage The power unit must be tested to ensure it meets safety requirements (e.g. PELV, SELV).
Transmitter
• Modbus RS485, for use in non-hazardous areas and Zone 2/Div. 2:
DC 20 to 30 V
• Modbus RS485, for use in intrinsically safe areas:
Power supply via Safety Barrier Promass 100
Promass 100 safety barrier
DC 20 to 30 V
Power consumption Transmitter
Order code for "Output"
Maximum
Power consumption
Option M Modbus RS485, for use in non-hazardous areas and Zone 2/
Div. 2
3.5 W
Option M: Modbus RS485, for use in intrinsically safe areas 2.45 W
Promass 100 safety barrier
Order code for "Output"
Maximum
Power consumption
Option M: Modbus RS485, for use in intrinsically safe areas 4.8 W
Current consumption Transmitter
Order code for "Output"
Maximum
Current consumption
Maximum
switch-on current
Option M Modbus RS485, for use in non-hazardous
areas and Zone 2/Div. 2
90 mA 10 A (< 0.8 ms)
Option M: Modbus RS485, for use in intrinsically safe
areas
145 mA 16 A (< 0.4 ms)
Promass 100 safety barrier
Order code for "Output"
Maximum
Current consumption
Maximum
switch-on current
Option M: Modbus RS485, for use in intrinsically safe
areas
230 mA 10 A (< 0.8 ms)