Schneider BMXDDO3202K Discrete Output Module

The Schneider Electric BMXDDO3202K is a high-density discrete output module designed for use in the Modicon M340 automation platform. Featuring 32 output channels, this module is tailored for industrial automation systems requiring efficient signal distribution, rapid switching performance, and reliable control for digital devices.

This transistor (sink-type) output module operates at 24 VDC and is built to withstand the challenges of modern automation environments, including electrical noise, space constraints, and operational reliability. The BMXDDO3202K supports centralized control systems, allowing PLCs to manage output commands effectively across multiple connected actuators such as solenoids, contactors, and indicator lights.

Its compact form factor, robust electrical protection features, and easy integration into the M340 ecosystem make it a go-to solution for engineers in manufacturing, infrastructure, and process industries.

Product Specifications

Product Applications

The Schneider BMXDDO3202K is ideal for automation environments that demand fast and reliable digital output control across multiple devices. Typical applications include:

• Automotive assembly lines: Controlling actuator sequences and sensor-driven processes.

• Packaging machinery: Coordinating relays, ejectors, and labeling systems.

• Material handling systems: Operating conveyors, diverters, and sorters.

• Building automation: Managing lighting, HVAC, and alarm systems.

• Water and wastewater treatment: Interfacing with pumps, valves, and indicator panels.

• Food & beverage processing: Controlling batch mixing and filling stations.

Thanks to its high-density configuration, it is especially suited for space-constrained or centralized control cabinets.

Product Advantages

• High Channel Density: 32 outputs in a single compact module save panel space and reduce I/O costs per point.

• Fast Switching Capability: <0.5 ms response time suitable for real-time control systems.

• Short-circuit Protection: Each channel is protected, increasing system reliability and safety.

• Diagnostic LEDs: Per-channel indicators provide immediate fault identification and system monitoring.

• Seamless Integration: Fully compatible with the M340 series, facilitating scalable automation system architecture.

• Reliable in Harsh Environments: Designed to operate in challenging industrial settings with wide temperature and humidity tolerance.

• Plug-and-Play with HE10 Connector: Simplifies wiring and replacement processes during maintenance or expansion.

Frequently Asked Questions (FAQ)

1. What type of outputs does the BMXDDO3202K module support?

   It supports 32 transistor (sink-type) outputs, suitable for switching 24 VDC devices.

2. Can this module drive inductive loads directly?

   Yes, but it is recommended to use external flyback diodes when switching inductive loads such as relays and solenoids.

3. Is this module compatible with all Modicon M340 CPUs?

   Yes, it is designed to work seamlessly with all Modicon M340 CPU units and racks.

4. What wiring connector is used for output connections?

   It uses a 40-way HE10 connector for efficient multi-point wiring.

5. Does the module support diagnostic functions?

   Yes, each output has a dedicated LED for channel status, plus a module-wide status LED for diagnostics.

6. What is the maximum current I can draw from a single channel?

   Each output channel supports up to 0.1 A. The total for all channels must not exceed 3.2 A.

7. How does the module handle short circuits or overloads?

   Built-in short-circuit and thermal protection automatically disable affected channels, helping prevent damage.

8. Can I install or remove the module while the PLC is powered?

   Hot swapping is not recommended. Always power down the system before installation or removal.

9. What is the typical use case for this module?

   Ideal for driving high-density discrete outputs such as relays, indicators, valves, and digital actuators.

10. How do I replace this module without affecting other parts of the PLC?

    With proper labeling and modular cabling, replacement is simple. Just disconnect the HE10 connector and unslot the module from the DIN rail.