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Digital Inputs: 8Digital Outputs: 8
The USB-OPTO-RLY88 provides eight optically isolated inputs and eight volt free contact relay outputs with a current rating of up to 1Amp each. It is powered from any standard USB bus and has an exceptionally low current consumption. The relays are Single Pole Change Over types. The normally open, normally closed and common pins are all available on the screw terminals.
LED Indication
Each of the eight input channels has a Green LED to indicate the input status. Each relay output has a Red LED to indicate the relay status. Also power status is indicated with an LED driven from the USB supply.
Commands
The USB-OPTO-RLY88 operates with an easy to use command set as described in the user manual. Most commands are only a single byte and if applicable the USB-OPTO-RLY88 will automatically send its response. The only exception to this being the "Set relay states" command which requires and additional desired states byte to be sent immediately after the command byte.
To get the USB-OPTO-RLY88 up and running in the minimum amount of time we have put together an example program to demonstrate the functionality of the module. Also available is the C# source code
Downloads
Full User Manual >>
Driver Files >>
Test Application >>
C# Example Files >>
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