1746-OW4 | Allen-Bradley Relay Output Module – SLC 500 Systems

Allen-Bradley 1746-OW4: Versatile Relay Output Module

Control any load with flexibility using the Allen-Bradley 1746-OW4 relay output module. This versatile 4-channel module works with both AC and DC voltages, making it perfect for diverse industrial applications. The 1746-OW4 provides reliable switching for various devices.

Product Overview

The Allen-Bradley 1746-OW4 is a flexible relay output module for SLC 500 systems. This 1746-OW4 module features four normally open relay contacts that can switch both AC and DC loads. It’s ideal for controlling motors, lights, heaters, and other devices in industrial environments.

Technical Specifications

Brand: Allen-Bradley (Rockwell Automation)
Series: SLC 500
Model: 1746-OW4
Module Type: 4-Point Relay Output
Output Channels: 4 isolated relays
Contact Type: Normally Open (N.O.)
Voltage Range (AC): 5-265V AC
Voltage Range (DC): 5-125V DC
Current Rating (120V AC): 1.5 A
Current Rating (24V DC): 1.2 A
Total Module Current: 8.0 A maximum
Response Time: 10 ms (ON and OFF)
Backplane Current: 45 mA at 5V
Thermal Dissipation: 1.9 W total
Minimum Load Current: 1 mA at 5V DC
Isolation: 1500V AC for 1 minute
Relay Life: 100,000 operations at rated load

Warranty & Shipping

All purchases include a 12-month warranty covering defects and performance issues. We ship globally using reliable carriers including FedEx, UPS, and DHL for fast delivery.

Comparison With Similar Products

Consider these complementary modules for your system:
Allen-Bradley 1746-IV32 (32-Point DC Input Module)
Allen-Bradley 1746-IV8 (8-Point DC Input Module)

Frequently Asked Questions

• What types of loads can this module control?
  The 1746-OW4 can control various loads including contactors, solenoid valves, motors, lights, and heaters.
• Can I mix AC and DC voltages on the same module?
  Yes, each relay is completely independent, allowing you to control different voltage types simultaneously.
• What is the expected lifespan of the relays?
  The relays are rated for approximately 100,000 operations at full rated load under normal conditions.
• Does this module provide electrical isolation?
  Yes, each relay provides complete electrical isolation between the control circuit and the load circuit.
• How should I maintain this module?
  Periodically inspect for signs of degradation, especially in harsh environments with chemical exposure.

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