Proline Promass E 100 Modbus RS485 Electrical connection
Endress+Hauser 35
Depending on the device version: are all the device plugs firmly tightened → 30?
• Does the supply voltage match the specifications on the transmitter nameplate → 86?
• For device version with Modbus RS485 intrinsically safe: does the supply voltage match the
specifications on the nameplate of the Safety Barrier Promass 100 → 86?
Is the terminal assignment → 25 or pin assignment of the connector → 28 correct?
• If supply voltage is present, is the power LED on the electronics module of the transmitter lit
green → 11?
• For device version with Modbus RS485 intrinsically safe, if supply voltage is present, is the
power LED on the Safety Barrier Promass 100 lit → 11?
Depending on the device version, is the securing clamp or fixing screw firmly tightened?