4.2.3 Meaning of the jumper positions
The device has two internal jumpers.
Delivery state
(No Function)
Fault current ≤ 3.6 mA
in accordance with
NAMUR NE43
Write protection enabled
(Write Protect)
Introduction (Page 170)
Fault current ≥ 21 mA
in accordance with
NAMUR NE43
(Safe State)
A fault current ≥ 21 mA is not
permissible for operation of
the device with functional safe‐
ty. Functional safety cannot be
activated with a fault current
≥ 21 mA.
4.2.4 Nameplate layout SITRANS TH
$4"
3&'&350
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"&"9
5$36$ܔ%&""#
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,BSMTSVIF
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① Conformity with country-specic guidelines
② Manufacturer's address
③ Place of manufacture
④ Read the compact operating instructions
⑤ CE marking with ID number of the named testing authority
⑥ Serial number
First two digits = year of manufacture
⑦ Device version
⑧ Product name
⑨ Manufacturer
Figure 4-4 Example of nameplate for SITRANS TH with approval information
Description
4.2 SITRANS TH320/TH420
SITRANS TH100/TH320/TH420/TR320/TR420/TF320/TF420 with 4 to 20 mA/HART
36 Operating Instructions, 05/2020, A5E41864807-AB