Endress+Hauser Prosonic S FMU90 - 4.5 Connection of external switches (for FMU90-********B***)

Wiring Prosonic S FMU90 Flow Measurement PROFIBUS
28 Endress+Hauser
3.11 Post-connection check
WARNING
!
Risk of electric shock!
Voltage at the terminals.
‣ Switch off the supply voltage before you check the terminal assignment.
‣ In a wet environment, do not open the cover if voltage is present.
After wiring the transmitter, carry out the following checks:
• Is the terminal assignment correct?
• For the field housing: Are the cable glands tight and is the cover of the terminal compartment
securely closed?
• If auxiliary energy is switched on: Does a display appear on the display module (if available)
and does the green LED light up?