Factory settings switch block 3 – s3, Switch block 4 – s4, Inactive fail-safe 4-wire – Westermo RD-48 User Manual
Page 23: Active fail-safe 4-wire, Termination 4-wire, Termination 2-wire, No termination 2-wire, No termination 4-wire, Inactive fail-safe 2-wire, Active fail-safe 2-wire
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6153-2004
Factory settings
Switch block 3 – S3
RS-422/485 setting Line-A
Inactive
fail-safe 4-wire
ON
1 2 3 4 5 6
Active
fail-safe 4-wire
ON
1 2 3 4 5 6
Termination
4-wire
ON
1 2 3 4 5 6
Termination
2-wire
ON
1 2 3 4 5 6
No termination
2-wire
ON
1 2 3 4 5 6
No termination
4-wire
ON
1 2 3 4 5 6
Inactive
fail-safe 2-wire
ON
1 2 3 4 5 6
Active
fail-safe 2-wire
ON
1 2 3 4 5 6
Switch block 4 – S4
RS-422/485 setting Line-B
Inactive
fail-safe 4-wire
ON
1 2 3 4 5 6
Active
fail-safe 4-wire
ON
1 2 3 4 5 6
Termination
4-wire
ON
1 2 3 4 5 6
Termination
2-wire
ON
1 2 3 4 5 6
No termination
2-wire
ON
1 2 3 4 5 6
No termination
4-wire
ON
1 2 3 4 5 6
Inactive
fail-safe 2-wire
ON
1 2 3 4 5 6
Active
fail-safe 2-wire
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
9 600 bit/s,
10 bit format
S1
S2
S3
S4
ON
1 2 3 4
Anti blocking active,
Retiming inactive
No terminataion,
inactive fail-safe
No terminataion,
inactive fail-safe