Celco Spider67 System Manual page 27

3）Wiring example
a) Double input signal – 1 connector connects 2 DI, SPDB-0800D-001,
SPDB-0404D-001, and SPDB-08UP-001 support this connection.
b) Double output signal – 1 connector connects 2 DO, SPDB-0008D-001,
SPDB-0404D-001, SPDB-08UP-001, SPDB-0006D-001 support this
connection.
Spider67 Profinet– Extensible industrial fieldbus I/O System
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