The DIO248 (Order Number: 00012245-00) is a high-density digital I/O module for the Bachmann M1 system, providing 32 inputs and 16 outputs in a single-slot footprint. Designed for space-constrained, high-signal-count applications, it ensures reliable industrial performance with full galvanic isolation and integrated status diagnostics.
| Parameter | Specification |
|---|---|
| Total Channels | 48 (32 DI / 16 DO) |
| Input Voltage | 24 VDC (Type 1 logic, IEC 61131) |
| Output Current | 0.5 A per channel (short-circuit and overload protected) |
| Input Filtering | Hardware/software programmable (default 1 ms) |
| Galvanic Isolation | 500 V RMS (field to system bus) |
| Connection | High-density front connectors (push-in or ribbon cable) |
| Diagnostics | LED per channel; system-level undervoltage and over-temperature |
| Operating Temperature | −30 °C to +60 °C |
Used in large-scale manufacturing, automated warehouse sorting, and wind turbine auxiliary systems, consolidating nearly 50 signals into a single backplane slot to reduce footprint and wiring complexity.
Can the inputs be used for high-speed counting?
No. For fast encoder signals or high-frequency counting (>100 Hz), use a dedicated counter module like CNT204/R.
Does the module require separate field power?
Yes. While internal logic is powered by the backplane, 24 V DC field power must be supplied via the front terminals for proper operation of inputs and outputs.
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