OBID
i-
scan
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UHF
Installation
ID ISC.LRU1002
FEIG ELECTRONIC GmbH
Page 15 of 29
M31010-1e-ID-B.docx
4.4. Digital Input on connector X4
The optocoupler on Terminal X4 is galvanically isolated from the Reader electronics and must
therefore be externally supplied.
Figure 10: Optocoupler pin-outs IN1
Table 10: Pin Assignment digital Input IN1
Pin Number
at Connector X4
Pin Assignment
11
IN1 -
12
IN1 +
NOTE:
The input is configured for a maximum input voltage of 24 V DC and an input current of
max. 20 mA.
Polarity reversal or overload on the input will destroy it.