Tecsis P3230 Betriebsanleitung Seite 19

7. Starting, operation
Product label (example)
Signal
Power Supply
Serial No.
S #
P # Product No.
PIN assignment
Coded manufacture date
Generally the serial number on the product label applies. If there is no serial number on the product label,
the number on the hexagon will apply.
Electrical connection
„
Operate the pressure transducer with a shielded cable and earth the shield at least on
one side of the cable, if the cable is longer than 30m (2-wire) or 3m (3- or 4-wire), or if
it is run outside of the building.
„
Use power supplies which guarantee reliable electrical isolation of the operating
voltage as per IEC/DIN EN 60204-1. Consider also the general requirements for PELV
circuits in accordance with IEC/DIN EN 60204-1.
Alternative for North America: The connection may also be made to „Class 2 Circuits"
or „Class 2 Power Units" according to CEC (Canadian Electrical Code) or NEC (National
Electrical Code).
„
There must be no differences in potential between medium/tank and the grounding of
the junction box and the control cabinet when the shield of the cable is applied.
„
Ingress protection IP 68 per IEC 60529
„
Please make sure that the ends of cables with lying leads do not allow any ingress of
moisture.
Betriebsanleitung/Operating instructions
GB
19