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Unitronics: I/O Expansion Modules (EX90-DI8-RO8 Series)
I/O Expansions
Expand your system with a wide variety of Unitronics' remote or local I/O expansion modules, An I/O expansion adapter allows you to connect various local or remote I/O combinations to Vision series PLCs. The M90/M91PLCs support local modules only.
Features:
24VDC
8 Digital pnp inputs, including 1 High-speed counter
8 Relay outputs (This unit is housed in an open casing. Only one EX90 can be connected per PLC, as a single expansion module; EX-A1 adapter not required).