
GB
WIKA operating instructions model TR33
14073818.01 01/2014 GB/D
19
6.2 Electrical connection
The electrical connection is made via a circular connector.
■
Pt100 and Pt1000 output signal,
4-pin M12 x 1 circular connector
■
4 ... 20 mA output signal, 4-pin
M12 x 1 circular connector
0 10 24 30 36
1083
833
583
Load diagram
The permissible load depends on the loop supply voltage. For
communication with the instrument with programming unit PU-448, a
max. load of 350 Ω is admissible.
Load R
A
in Ω
2363156.02
Voltage U
B
in V
Pin Signal Description
1
L+ 10 ... 30 V
2
VQ not connected
3
L- 0V
4 C not connected
6. Commissioning, operation
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