Procedure
1. Set the jumper as follows:
EXT T
ES
T
+
-
TEST
-
Figure 9-3
SITRANS TH: Enable write protection using the jumper
Meaning of the jumper positions (Page 36)
Result
When the jumper is set, only the measured values and the parameters can be read.
9.5.1.3
Enable SITRANS TR write protection with jumper
Introduction
The jumper is used for enabling write protection.
Parameter assignment
9.5 Locking the device
SITRANS TH100/TH320/TH420/TR320/TR420/TF320/TF420 with 4 to 20 mA/HART
Operating Instructions, 05/2020, A5E41864807-AB
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