Embedded Data Systems Datasheets for Relay Boards

Relay boards are computer boards with an array of relays and switches. They have input and output terminals and are designed to control the voltage supply.
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Product Name Notes
D2 - Low Cost 2 Channel Digital I/O 1-Wire Card -- D2 2 channels each configurable as either digital input, or digital output. All data transfers are CRC16 error checked. Digital outputs, (A) sink 50-mA., (B) sink 8-mA. Digital inputs are latched...
T2SS - 2 Channel I/O Module 1-Wire Expansion Card -- T2SS Dual I/O module socket. Built-in multidrop controllers, (DS2406). 1-Wire communication protocol. Built-in low quiescent-current regulator. Wide operating voltage range, 6-16V DC. Uses Industrial Standard miniature I/O modules. Optical isolation to...