Endress+Hauser prosonic flow 92, Operating Instructions Manual

Page: 33 / 98

Prosonic Flow 92 4 Wiring
Hauser 33
4.3 Potential equalisation
Special measures for potential equalisation are not necessary.
4.4 Degree of protection
The measuring system fulfills all the requirements for IP 50 degree of protection.
• Flow measuring transmitter Prosonic Flow 92:
IP 50
• Flow measuring sensors Prosonic Flow W, P:
– Sensor in IP 54, if BNC adapter and BNC cable fully engaged.
– Sensor in IP 67/68 (NEMA 4X / NEMA 6P), if Prosonic Flow sensor cable fully
engaged.
"
Caution!
The BNC adapter resp. the cable connection defines the W (P) sensors specification for
the degree of protection (IP 54).
• Flow measuring sensors Prosonic Flow U:
IP 54
4.5 Post-connection check
Perform the following checks after completing electrical installation of the measuring
device:
Device condition and specifications Notes
Are cables or the device damaged? visual inspection
Electrical connection Notes
Does the supply voltage match the specifications on the nameplate of
the power adapter? 100...240 V AC (47...63 Hz)
Do the cables comply with the specifications? see Page 27
Cables correctly segregated by type, without loops and crossovers? visual inspection
Are the power supply and sensor cables correctly connected? see Page 27, 28