Electrical Connection; External Connections - Baumer CombiTemp TFRH Manuel De Mise En Service

Mounting with a thermowell
The TFRN with a G 1/2 A connection can be mounted in a thermowell of type ZPT4 from Baumer.
6.

Electrical connection

6.1 External connections

9 A power supply of 8 ... 35 V DC is provided
(with DFON display min. voltage is 14.5 V DC or
16.5 V DC depending on background intensity)
Switch off power supply.
f
„
Connect sensor in accordance with the pin
f
„
assignment.
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Temperature measurement
CombiTemp™ TFRH/N
RTD temperature sensor
TFRN with the following process connections:
G 1/2 A DIN 3852-E
„ „
G 1/2 A DIN 3852-A
„ „
R 1/2 ISO 7/1
„ „
1/2-14 NPT
„ „
9 Vessel and pipe are free of media
Seal thread on sensor with Teflon tape (PTFE) if
f „
connection does not include sealing ring.
Screw in sensor.
f
„
Tightening torque: 20 Nm
Check leak-tightness.
f
„
9 Vessel and pipe are free of media
Seal thread with Teflon tape (PTFE) on
f „
thermowell if no seal is attached.
Screw in thermowell or tighten closure clamp.
f „
Screw sensor into thermowell.
f
„
Tightening torque: 20 Nm
Ensure connection is tightened.
f
„
Operating Instructions
M12, 5-pin M12, 8-pin
6
4 3
5
7
1
1
2
5
4
3
8
2
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