Endress+Hauser Proline Prosonic Flow 91W Brief Operating Instructions page 26

Wiring
!
Note!
The red marked cable is sensor "up"; the blue marked cable is sensor "down".
!
Note!
The cable gland can be released from the cable by unscrewing and removing tha cable gland
cover. Then retract the grounding mechanism (7) with pair of pliers. The retraction of the
mechanism does not require strong force (strong force might destroy the screen). It might be
required to lift the internal hooks of the grounding mechanism out of a locked position by
pressing the grounding mechanism further forward by turning the cable gland clockwise.
Remove the cable gland cover again. Then retry to retract with the pair of pliers.
Fig. 24: Connecting nameplate for sensor connecting cables (on circuit board (transmitter))
4.1.3 Cable specification for connecting cable
Only use the connecting cables supplied by Endress+Hauser.
Operation in areas with strong electrical interference
The measuring system complies with the general safety requirements in accordance with
EN 61010, the EMC requirements of IEC/EN 61326 "Emission as per Class A requirements"
and NAMUR Recommendation NE 21.
26
Proline Prosonic Flow 91W
A0005875
Endress+Hauser