Connecting The Auxiliary Power Supply; Connection Assignment - Siemens SITRANS TH Series Compact Operating Instructions

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
③
LED (SITRANS TH200/TH300 only)
⑤
Lock washer DIN 6799 - 3.2 A2 (SITRANS TH200/TH300 only)
SITRANS TH
connections:
SITRANS TR
connections:
Figure 4-1 Connection assignment SITRANS TH
18
1 (+) and 2 (-)
3, 4, 5, and 6
1 (+) and 2 (-)
3 (+) and 4 (-)
5, 6, 7 and 8
②
Fixing screw M4
④
Internal diameter of center hole 6,3 mm (0.25")
Auxiliary power supply U
Sensor connections (for TH100 Pt100 only)
Test terminals (test) for measuring the output current using an
amperemeter
Auxiliary power supply U
Connection of sensors, see terminal diagrams SITRANS TR200/TR300
, output current I
aux out
, output current I
aux out
A5E32520700-01, 06/2013
SITRANS TH/TR/TF