The DIO280 (Order Number: 00012248-00) is a high-density digital I/O module for the Bachmann M1 system, providing 80 channels (48 inputs / 32 outputs) in a single-slot footprint. It is designed for space-constrained, high-signal-count applications, offering galvanic isolation, hardware input filtering, and short-circuit/thermal protected outputs for reliable operation in harsh industrial and energy environments.
| Parameter | Specification |
|---|---|
| Total Channels | 80 (48 DI / 32 DO) |
| Logic Voltage | 24 VDC nominal |
| Input Type | Type 1 (Low <5V, High >15V) |
| Output Current | 0.5 A per channel, max continuous |
| Isolation | 500 V RMS (field to system electronics) |
| Status Monitoring | LED array per channel |
| Protection | Short-circuit protected outputs; overvoltage protected inputs |
| Pollution Degree | 2 (IEC 60664-1) |
| Operating Temperature | −30 °C to +60 °C |
| Dimensions | 108 × 57 × 121 mm |
| Weight | 0.4 kg |
Used in wind turbine nacelle control, heavy industrial automation, and retrofit projects where high I/O counts must fit in limited cabinet space.
How is wiring managed for 80 channels?
High-density front connectors allow ribbon cables or push-in terminal blocks to efficiently transition signals to field wiring.
Does DIO280 support ColdClimate operation?
Yes. A /CC variant is available for operation in extreme sub-zero and condensation-prone environments.
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