Technical Specifications 24VDC power supply, 48 discrete input channels, 24 discrete output relay channels. Operating temperature: -40℃ ~ +70℃.
Functional Features Switch status acquisition, relay output control, signal isolation, channel self-diagnosis, TMR fault tolerance support.
Application Scenarios Steam turbine, gas turbine safety interlock system, MicroNet TMR control rack.
Performance Parameters High isolation voltage, surge suppression design, support triple modular redundant operation.
Structural Characteristics Rack plug-in metal housing, gold-plated edge connector, front panel status indicator lights.
Working Principle Detect on-off signals from field switches, transmit digital data to TMR main controller; receive logic instructions and drive relay contacts to execute protection interlock.
Installation Requirements Install in TMR control rack, separate weak signal wiring from high-power circuit, reliable cabinet grounding.
Usage Notes Check relay contact load regularly; verify module revision to avoid external power supply related failure risk.
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