Allen-Bradley SLC 500 1746-IM16 | 16-Channel AC Input Module

Product Description

The Allen-Bradley 1746-IM16 is a 16-channel digital AC input module for SLC 500 systems, compatible with standard chassis and rated for 170–265 VAC signaling.

Technical Specifications

• Manufacturer: Allen-Bradley

• Brand: Allen-Bradley

• Model Number: 1746-IM16

• Product Type: Digital AC Input Module

• PLC Series: SLC 500

• Input Channels: 16

• Input Voltage: 170–265 VAC

• Input Current: 12 mA @ 120 VAC (nominal)

• Off-State Voltage (Max): 30 VAC

• Off-State Current (Max): 2 mA

• Inrush Current (Max): 0.8 A

• Inrush Duration (Max): 0.5 ms

• Backplane Current (5 V DC): 85 mA

• Step Response: 100 ms on, 2.5 ms off

• Signal Delay: ON = 35 ms; OFF = 45 ms

• Frequency Range: 47–63 Hz

• Operating Temperature: 0–60 °C (32–140 °F)

• Storage Temperature: −40–85 °C (−40–185 °F)

• Humidity Range: 5–95% non-condensing

• Electrical Isolation: 1500 V tested

• Power Dissipation: 0.35 W per point, 6 W total

• I/O Connection: Compatible with 1746-HT and 1746-HCA terminals

Key Features

• Supports 16 independent AC input channels

• Wide operating voltage and frequency ranges for flexible integration

• Compact SLC 500-compatible form factor

• Conforms to industrial safety and reliability standards

• Low power dissipation ensures efficient operation

Application Scenarios

• Monitoring AC field devices in PLC-based automation

• General-purpose digital input applications

• Integration with SLC 500 chassis for process and machine control

• Signal interfacing for sensors, switches, and relays

FAQ

Q1: What voltage range can the 1746-IM16 handle?
The module supports 170–265 VAC across all input channels.

Q2: How many input channels are available?
It provides 16 independent digital AC input channels.

Q3: Can it be used in harsh industrial environments?
Yes, it operates across wide temperature and humidity ranges and meets UL Class I, Division 2 standards.