Wiring RMS621
22 Endress+Hauser
4.3 Post-connection check
After completing the device's electrical installation, carry out the following checks:
Device status and specifications Notes
Is the device or cable damaged (visual inspection)? -
Electrical connection Notes
Does the supply voltage match the information on the nameplate? 90 to 250 V AC (50/60 Hz)
20 to 36 V DC
20 to 28 V AC (50/60 Hz)
Are all of the terminals firmly engaged in their correct slots? Is the coding on the
individual terminals correct?
-
Are the mounted cables relieved of tension? -
Are the power supply and signal cables connected correctly? See wiring diagram on the
housing
Are all of the screw terminals well-tightened? -
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