Liquiline CM442R/CM444R/CM448R Electrical connection
Endress+Hauser 27
Incorrect connection and cable run not separate
Interference on signal or display cable, incorrect measured values or failure of display may occur
‣ Do not connect the cable shield of the display cable to PE (terminal strip of device)!
‣ Run the signal/display cable in the control cabinet separately from live cables.
6.2.3 Power supply CM444R and CM448R
Both device versions must be operated exclusively using the power unit provided, including
its cable. Please also pay attention to the enclosed Operating Instructions for the power
unit.
a0020578
Fig. 21: Power supply connection with BASE-E
* Assignment depending on power unit, ensure that
the connection is correct
a0015873
Fig. 22: Overall wiring diagram BASE-E
B External power unit
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