Overview
The 40-490 Digital I/O Modules are designed for applications requiring optically
isolated digital I/O, typically in industrial automation. This modules features 32
digital outputs and 16 digital inputs which may be programmed by word or individual
bit.
Power for the isolated section of the module is built onto the board in model 40-490-001,
or this can be supplied externally in model 40-490-002.
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