Allen-Bradley 1738-OW4M12 | ArmorPoint 4-Channel 24V DC Normally Open Relay Output Module with M12 Connectors

Overview

The Allen-Bradley 1738-OW4M12 is an ArmorPoint I/O relay output module designed to provide four normally open (N.O.) isolated relay outputs for 24V DC applications. Equipped with M12 connectors, this module ensures secure and reliable connections in industrial environments. Its IP67-rated sealed housing allows for direct machine mounting without the need for additional enclosures.

Key Features

• Output Configuration:

  • Four normally open (N.O.) isolated relay outputs

  • Supports 24V DC nominal output voltage

  • Maximum output current: 2.0 A per channel, 8.0 A per module

• Connector Type:

  • Four M12 DC micro (3-pin) quick-disconnect connectors for secure and efficient wiring

• Robust Industrial Design:

  • IP67-rated for protection against dust and water ingress

  • Suitable for harsh environments without additional enclosures

• Diagnostic Indicators:

  • LED indicators for Module Status, Network Status, and individual Output Status

• Compact and Modular:

  • Facilitates easy integration into existing ArmorPoint I/O systems

Technical Specifications

• Model: 1738-OW4M12

• Output Voltage:

  • Nominal: 24V DC

  • Operating Range: 5–28.8V DC

• Output Current:

  • Per Channel: 2.0 A maximum

  • Per Module: 8.0 A maximum

• Output Signal Delay:

  • OFF to ON: 10 ms maximum

  • ON to OFF: 26 ms maximum

• Contact Resistance:

  • Initial: 30 milliohms

• Power Dissipation:

  • 0.5 W maximum at 28.8V DC

• Thermal Dissipation:

  • 1.7 BTU/hr maximum at 28.8V DC

• Environmental Ratings:

  • Operating Temperature: -20°C to +60°C (-4°F to +140°F)

  • Storage Temperature: -40°C to +85°C (-40°F to +185°F)

  • Relative Humidity: 5% to 95% non-condensing

  • Shock: 15g operating, 50g non-operating

  • Vibration: 2g at 10–500Hz

• Certifications:

  • UL Listed

  • CE Marked

  • C-Tick

  • GOST

  • KC

Applications

• Industrial Automation Systems:

  • Facilitates reliable control of actuators, solenoids, and other devices requiring relay outputs

• On-Machine Applications:

  • Suitable for direct mounting on machinery, reducing installation complexity and cost

• Harsh Industrial Environments:

  • Designed to withstand exposure to dust, moisture, and other challenging conditions

Order Now

Available and ships worldwide. For assistance with integration into your existing ArmorPoint I/O system or to discuss your specific application needs, please contact our sales team.