Technical Specifications USB2.0 interface, isolated digital input, mechanical relay output, 24V digital input range.
Functional Features Digital signal collection, relay load switching, overvoltage isolation, channel status reading.
Application Scenarios Automated test system, test fixture, laboratory signal measurement, small equipment on-off control.
Performance Parameters High channel isolation voltage, reliable relay switching, plug and play, stable USB communication.
Material Composition Plastic housing, fiberglass PCB, signal relay, copper alloy screw terminals, USB connector.
Structural Characteristics Portable plastic casing, side screw terminal block, USB cable interface, channel status LED lights.
Working Principle Collect external digital input signals, receive control commands from PC via USB and drive internal relays to switch external load circuits.
Installation Requirements Connect USB cable to PC, install NI DAQmx driver, connect field wiring to terminal block.
Usage Notes Do not exceed rated relay load. Separate low voltage signal wiring from high voltage load wiring.
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