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7 SSI Input Units
NX-series Position Interface Units User’s Manual (W524)
7-5 Terminal Block Arrangement
7
7-5-2 NX-ECS212
The following is a wiring example.
Note To supply power to connected external devices, connect an 24-VDC I/O power supply to the Communi-
cations Coupler Unit or an Additional I/O Power Supply Unit to supply power to the SSI Input Unit.
Wiring Example
C1+
C1-
IOV
IOG
C2+
C2-
D1+
D1-
IOV
IOG
D2+
D2-
IOV
IOV
IOG
IOG
IOV
IOV
IOG
IOG
I/O power
supply (24 VDC)
Additional I/O
Power Supply Unit
SSI Input Unit
SSI encoder
1
SSI encoder
2