1746-IO12 | Allen Bradley | SLC 500 | Digital Combination I/O Module

Product Description

The Allen-Bradley 1746-IO12 is a combination digital input/output module for the SLC 500 series. It integrates six 120V AC inputs with six relay outputs, providing a compact solution for mixed signal applications. Designed for chassis-based installation, it offers reliable performance in industrial control systems.

Technical Specifications

• Manufacturer: Allen-Bradley

• Product Line: SLC 500

• Part Number: 1746-IO12

• Weight: 1.00 lbs (0.45 kg)

• Module Type: Digital I/O Combination Module

• Operating Voltage: 85–132 V AC

• Inputs: 6 × 120 V AC inputs

• Outputs: 6 × Form A relay contacts

• Output Operating Voltage: 24–125 V DC; 120–240 V AC

• Signal Delay: 35–45 ms

• Current per Output:

• 1.2 A at 24 V DC

• 1.5 A at 120 V AC

• Continuous Current per Module: 8.0 A

• Backplane Current Draw: 70–90 mA

• Slot Width: 1

Application Scenarios

• Mixed I/O Systems: Ideal for applications requiring both AC inputs and relay outputs in a single module

• Industrial Control Panels: Provides compact integration for machine-level control

• Legacy Automation Systems: Compatible with SLC 500 chassis for existing installations

FAQ

• Q: How many inputs and outputs does the 1746-IO12 provide?  A: Six 120 V AC inputs and six relay outputs.

• Q: What is the maximum continuous current per module?  A: 8.0 A continuous.

• Q: What type of outputs are included?  A: Six Form A relay contacts.

• Q: How does this compare to the 1746-IA16?  A: The 1746-IA16 is input-only, while the 1746-IO12 combines both inputs and outputs in one module.