Bachmann DIO232 | Compact Digital Input/Output Module

Overview

The Bachmann DIO232 is a high-density digital input/output module designed for advanced industrial automation. Combining 16 inputs and 16 outputs, it allows precise control of relays, sensors, valves, and contactors. Compact and configurable, the DIO232 provides integrated diagnostics and flexible setup options, making it suitable for complex automation systems that demand reliability and performance.

Specifications

Inputs

• Quantity: 16 digital inputs

• Voltage Range: 15–34 V DC (High), 0–5 V DC (Low)

• Input Filter: Standard 600 µs, adjustable 10 µs to 270 ms

• Internal Resistance: 8 kΩ

• Status Indication: Green LED per channel

• Interrupt Capability: Selectable inputs for interrupt triggering

• Counter Functionality: Up to 4 inputs configurable as counters

Outputs

• Quantity: 16 digital outputs

• Output Type: High-side switching

• Voltage: 24 V DC

• Maximum Current per Channel: 0.5 A

• PWM Support: Adjustable hold time 0–2 seconds

• Parallel Operation: Outputs can be paralleled within the same mode

• Status Indication: Red LED per channel

General

• Configuration: Inputs and outputs configurable in groups

• Diagnostics: Integrated monitoring and fault detection

• Supply Voltage: 18–34 V DC with reverse polarity protection

• Operating Temperature: −20 °C to +70 °C

• Protection Class: IP20

• Mounting: DIN rail or panel installation

• Vibration Resistance: Engineered for industrial environments

Features

• High-Density I/O: 16 inputs and 16 outputs in a compact module

• Flexible Configuration: Grouping and counter functionality allow adaptable setups

• High-Speed and PWM Support: Fast response with adjustable output hold time

• Integrated Diagnostics: Real-time monitoring and fault detection

• Robust Design: Withstands harsh industrial conditions, including vibrations

• LED Status Indicators: Clear visual feedback for all channels

• Compact Installation: DIN rail or panel mountable for space efficiency

Applications

The DIO232 is ideal for factory automation, process control, and complex distributed control systems. It enables precise monitoring of sensors and actuators, reliable control of digital devices, and easy integration in high-density control panels.

FAQ

Q: How many channels does the DIO232 support?
A: The DIO232 provides 16 digital inputs and 16 digital outputs, all configurable in groups.

Q: Can the module handle counter inputs?
A: Yes, up to 4 inputs can be configured as counters for event counting or pulse monitoring.

Q: Is it suitable for harsh industrial environments?
A: Yes, it features IP20 protection, operates in −20°C to +70°C, and is vibration-resistant for demanding industrial settings.

Q: How can it be mounted?
A: The module supports DIN rail or panel installation, allowing flexible integration into control systems.