1746-OW8 | Allen Bradley SLC 500 | 8-Point Digital Output Module

Product Description

The Allen Bradley 1746-OW8 is a digital contact output module from the SLC 500 series, designed to provide reliable relay-based switching for both AC and DC loads. With eight outputs divided into two groups, this module offers flexibility for industrial control applications requiring discrete relay contacts.

Technical Specifications

• Manufacturer: Allen Bradley

• Product Line: SLC 500

• Category: PLC Output Modules

• Model / Part Number: 1746-OW8

• Weight: 1 lb (0.45 kg)

• Module Type: Digital relay output

• Number of Outputs: 8 points

• Groups: 2 groups, 4 points per group

• Output Type: Normally open (N.O.) relay contact

• Operating Voltage Range: 5–265 VAC or 5–125 VDC

• Current per Output:

• 1.5 A at 120 VAC

• 1.2 A at 24 VDC

• Applications: Relay contact outputs (4 per common)

• Step Response: 60 ms input, 2.5 ms output

• Backplane Current Draw: 0.85–0.9 A

• Signal Delay (Resistive Load): On = 10 ms, Off = 10 ms

Application Scenarios

The 1746-OW8 is suitable for switching solenoids, pilot lights, and other discrete devices in industrial automation systems. Its wide voltage range and relay-based design make it versatile for mixed AC/DC load environments.

FAQ

Q: How many groups of outputs are available?  A: The module has two groups, each with four outputs.

Q: What type of relay contacts are used?  A: It uses normally open (N.O.) relay contacts.

Q: What is the maximum current per output?  A: 1.5 A at 120 VAC and 1.2 A at 24 VDC.

Q: Can this module handle both AC and DC loads?  A: Yes, it supports 5–265 VAC and 5–125 VDC operating ranges.