BACHMANN DO232 Digital Output Module

The BACHMANN DO232, also cataloged as the DO232 Digital Output Module, operates as a dedicated hardware component for driving digital signal receivers and field actuators within Bachmann M200 Automation System platforms.

Suffix Breakdown & Model Matrix

Hardware Specifications

Deterministic Network Scaling & Output Execution

The output module executes high-speed switching tasks managed across the backplane bus communication velocity Licences network, ensuring precise command execution for solenoid valves, contactors, and indicator banks. Dynamic I/O density scaling allows 32 high-current field loads to pair with a single controller slot without imposing continuous CPU overhead. Built-in diagnostic monitoring continuously reports wire breakage and short-circuit fault conditions back to the host application while maintaining full firmware flash compatibility across backplane processing racks.

Frequently Asked Questions

Q: How are the 32 output channels divided into isolated electrical power groups?

A: The module splits output channels into two distinct groups (Channels 1 to 16 and Channels 17 to 32), each accepting an independent 24 VDC external supply rated up to 8 A total per bank.

Q: What diagnostic protection mechanisms safeguard individual output channels against field faults?

A: Internal monitoring circuits evaluate channel state conditions continuously, automatically shutting down drivers affected by short circuits, thermal overloads, or open-circuit cable breaks while illuminating channel diagnostic LEDs.

Q: What front connection accessories are available for field wiring termination?

A: Field connections accept either the KZ-DO232 B+C cage clamp terminal set (Part No. 00012006-50) or the SV-DO232 B+C screw terminal set (Part No. 00010868-50).

Field Installation Guidelines

Mount the module on the standard M200 backplane chassis inside an IP54-rated metal enclosure. Ensure proper connection of separate 24 VDC auxiliary power feeds for Channel Groups 1-16 and 17-32, verifying external fast-acting inline fusing does not exceed the 8 A per-group ceiling limit. De-energize all field power sources prior to plugging or unplugging terminal blocks. Terminate cable shielding at the low-impedance grounding rail using standard grounding clamps to prevent inductive field transients from back-feeding into control circuitry.