Product Specification – X20DO4332
1. General Information

• Manufacturer: B&R Industrial Automation (ABB Group)

• Part Number: X20DO4332

• Product Type: Digital Output Module

• Product Series: X20 System

• Product Status: Active (Mass Production)

• Protection Class: IP20

• Module Width: 12.5 mm

• Country of Origin: Austria

• Supply Voltage: 24 VDC (-15% / +20%)

2. Product Overview

3. Technical Specifications

3.1 Digital Outputs

• Number of Outputs: 8 channels

• Output Type: Source (PNP), MOSFET transistor switching

• Nominal Output Voltage: 24 VDC

• Output Current:

  • Per Channel: Max. 0.5 A (continuous)

  • Total Module: Max. 2.0 A (cumulative)

• Output Voltage Drop: < 1.0 V @ 0.5 A load

• Switching Frequency: Max. 100 Hz (for resistive loads)

• Output Load Compatibility:

  • Resistive loads

  • Inductive loads (with internal free-wheeling diode)

  • Capacitive loads

3.2 Output Protection & Diagnostics

• Short-circuit protection: Electronic current limiting per channel

• Overload protection: Yes

• Reverse polarity protection: Yes

• Overvoltage protection: Internal free-wheeling diodes for inductive load demagnetization

• Diagnostic Features:

  • Per-channel short-circuit/overload detection

  • Module status monitoring

  • Channel-specific fault indication

3.3 Electrical Characteristics

• System Supply: 24 VDC via X20 backplane

• Power Consumption:

  • Bus: 0.25 W

  • Internal I/O: Typ. 1.5 W (at full load)

• Isolation: 500 Veff (field-side vs. system bus)

• Channel-to-Channel Isolation: None

• Wiring: Shielded cables recommended for signal lines

3.4 Mechanical & Environmental

• Mounting: Standard 35 mm DIN rail, hot-swap capable

• Operating Temperature:

  • Horizontal: -25 °C ~ +60 °C

  • Vertical: -25 °C ~ +50 °C

• Storage Temperature: -40 °C ~ +85 °C

• Relative Humidity: 5% ~ 95%, non-condensing

• Vibration/Shock Resistance: Compliant with IEC 60068 (industrial rating)

• Installation Altitude: 0 ~ 2000 m (no derating)

3.5 Status Indicators

• 1 × Module status LED (green/red: run/error)

• 8 × Channel-specific LEDs (green): Indicates output ON state

4. Key Features

• High-Density Outputs: 8 × 24 VDC PNP channels in a slim 12.5 mm width

• Standard Industrial Current: 0.5 A per channel for common automation loads

• Full Protection Suite: Short-circuit, overload, reverse polarity, and inductive kickback protection

• Galvanic Isolation: 500 V isolation between field and system bus for safety and noise immunity

• Comprehensive Diagnostics: Advanced fault detection with LED and software reporting

• Hot-Swap Capable: Installation/replacement without system power-down

• Industrial Durability: Wide temperature range and high EMC immunity

• Full X20 Compatibility: Seamless integration with all X20 CPUs and bus modules

• Easy Configuration: Fully configurable via B&R Automation Studio

5. Typical Applications

• General-purpose digital output expansion in PLC control systems

• Driving standard industrial relays and contactors

• Controlling pneumatic/hydraulic solenoid valves

• Operating indicator lamps, beacons, and small alarms

• Machine automation, material handling, and assembly lines

• Packaging, printing, and textile machinery

• Applications requiring high-channel-count, low-to-medium current switching

6. Compatibility & Ordering

• Compatible with: All X20 CPU and bus modules (e.g., X20BM11, X20BM15)

• Required Accessories:

  • Terminal Block: X20TB12 (24-pin, ordered separately)

  • Bus Module: X20BM11 (required for backplane connection)

• Configuration Software: B&R Automation Studio (all supported versions)

• Order Code: X20DO4332

• Coated Variant: X20cDO4332 (for harsh/humid environments)