5/05
IO-DI8-RO8, IO-DI8-RO8-L
I / O E x p a n s i o n M o d u l e s
Unitronics
5
Digital I/Os
Inputs may be wired as either pnp (source) or npn (sink) inputs.
npn (sink) inputs
pnp (source) inputs
0V
+V
Circuit Protection Device
0V
+V
npn (sink)
high-speed counter/frequency measurer
pnp (source )
high-speed counter/frequency measurer
0V
+V
Circuit Protection Device
High-speed
Counter
Reset
High-speed
Counter
0V
+V
High-speed
Counter
Reset
High-speed
Counter