Signal Outputs So1, So2, So3 And So4 In Bio0005 - ABB RELION 620 Series Technical Manual

1MAC504801-IB E
3.10.2.5
620 series ANSI
Technical Manual
SO1
SO2
SO3
GUID-E20798C4-49D1-4F3F-8A6E-C366359AE7AF V1 EN
Figure 29: Signal outputs in BIO0006

Signal outputs SO1, SO2, SO3 and SO4 in BIO0005

The optional card BIO0005 provides the signal outputs SO1, SO2 SO3 and SO4. Signal
outputs SO1 and SO2 are dual, parallel form C contacts; SO3 is a single form C contact,
and SO4 is a single form A contact.
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Section 3
Basic functions
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