Siemens SITRANS TH Series - Connecting the Auxiliary Power Supply; Connection Assignment

SITRANS TH/TR/TF
18 A5E32520693-01, 06/2013
4.8
SITRANS TH/TR connection
4.8.1
Connecting the auxiliary power supply
Procedure
Connect the wires for the auxiliary power supply to terminals "1"(+) and "2"(-). Ensure that the polarity is correct. The device
is reverse polarity protected.
4.8.2
Connection assignment
①
Test terminal
②
Fixing screw M4
③
LED (SITRANS TH200/TH300 only)
④
Internal diameter of center hole 6,3 mm (0.25")
⑤
Lock washer DIN 6799 - 3.2 A2 (SITRANS TH200/TH300 only)
SITRANS TH
connections:
1 (+) and 2 (-) Auxiliary power supply U
aux
, output current I
out
3, 4, 5, and 6
Sensor connections (for TH100 Pt100 only)
SITRANS TR
connections:
1 (+) and 2 (-) Test terminals (test) for measuring the output current using an
amperemeter
3 (+) and 4 (-)
Auxiliary power supply U
aux
, output current I
out
5, 6, 7 and 8
Connection of sensors, see terminal diagrams SITRANS TR200/TR300
Figure 4-1 Connection assignment SITRANS TH