Wiring
64
4
Wiring
NOTICE
Electronic parts may be damaged
► Switch off power supply before installing or connecting the device. Failure to observe this may
result in destruction of parts of the electronics.
► When installing Ex-approved devices in a hazardous area please take special note of the
instructions and connection schematics in the respective Ex documentation added to these
Operating Instructions. The local E+H representative is available for assistance if required.
For wiring the device proceed as follows:
1.
Open the conduit entry of the device.
2.
Feed the leads through the opening in the cable gland or through the conduit entry.
3.
Connect the leads as shown in Fig. 5.
4.
Ensure the terminal screws are tight. Re-seal the cable gland or conduit by screwing the cover
back on.
5.
In order to avoid connection errors, always take note of the hints given in the section
'Connection check'!
4.1
Quick wiring guide
Terminal layout
Fig. 5:
Wiring the field transmitter
ESD - Electrostatic discharge
Protect the terminals from electrostatic discharge. Failure to observe this may result in destruction
of parts of the electronics.
TMT162
Endress+Hauser