IEC1MRK002801-AA11-UTAN-RAM V2 EN-US
IEC1MRK002802-AA-13 V1 EN-US
Figure 657: Binary in/out module (IOM), input contacts named XA corresponds to rear
position X31, X41, and so on, and output contacts named XB to rear position X32,
X42, and so on
SEMOD175370-4 v1
The binary input/output module version with MOV protected contacts can for example be used in
applications where breaking high inductive load would cause excessive wear of the contacts.
The test voltage across open contact is lower for this version of the binary input/
output module.
Section 22 1MRK 502 066-UUS B
IED hardware
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Technical manual