Commissioning
34 - EN
FEX300, FEX500
SM/FEX300/FEX500/FM/CSA-EN
7 Commissioning
7.1
Preliminary checks prior to start-up
The following points must be checked before commissioning:
• The supply power must be switched off.
• The supply power must match information on the name plate.
• The pin assignment must correspond to the connection diagram.
• Sensor and transmitter must be grounded properly.
• The temperature limits must be observed.
• The sensor must be installed at a largely vibration-free location.
• The housing cover and its safety locking device must be sealed before switching on the
supply power.
• For devices with remote mount design and an accuracy of 0.2 % of rate make sure that the
flowmeter sensor and the transmitter match correctly.
For this purpose, the final characters X1, X2, etc. are printed on the name plates of the
flowmeter sensors, whereas the transmitters are identified by the final characters Y1, Y2,
etc.
Devices with the end characters X1 / Y1 or X2 / Y2, etc. fit with each other.
• Unused cable entries must be closed prior to commissioning using either approved threaded
pipe connections or cable glands according to national guidelines (NEC, CEC).
7.2
Notes on combining the FEP325 flowmeter sensor with the FET325 transmitter or the FEP525
flowmeter sensor with the FET525 transmitter
Fig. 16:
When combining the FEP325 flowmeter sensor with the FET325 transmitter, you must ensure
that the flowmeter sensor is assigned to the transmitter correctly.
The same is valid for combining the FEP525 flowmeter sensor with the FET525 transmitter.
The flowmeter sensor is identified by means of the suffix (X01, X02, etc.) that forms part of the
order number on the name plate.
The associated transmitter is identified by means of the suffix (Y01, Y02, etc.) that forms part of
the order number on the name plate.
G008
75
Summary of Contents for FEP315
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