Digital guide
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Detailed content
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Channels: Configurable NPN (sink) or PNP (source) via jumpers
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Isolation: 2500 V RMS optical isolation (field to logic)
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Input Voltage: 18–60 V DC field side
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Connectors: 3 × 40-pin headers to DI boards
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Temperature: −30 °C to +65 °C
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Mounting: Mark V I/O cabinet door or rack adapter
Features: Per-channel status LED, pluggable terminal strips, noise-filtering RC front-end.
Application Scenarios: Turbine lube-oil pressure switches, valve limit switches, pushbutton E-stop, pump run-status to Mark V.
Notes: Keep thermocouple/TC wires separated; tighten every terminal annually—loose screws cause intermittent trips.
