Allen-Bradley MicroLogix | 1762-IQ32T 32-Channel Input Module

Product Overview

The Allen-Bradley 1762-IQ32T is a 32-point discrete input module designed for the MicroLogix controller series, offering compact, high-density input capability. With four isolated groups of eight channels each, it provides improved electrical isolation and flexibility for a wide range of control applications. Operating at 24 VDC, the module supports various MicroLogix controllers, including the 1100, 1200, and 1500, making it an adaptable choice for scalable automation systems. Its small footprint and efficient power usage allow seamless integration in control cabinets where space and performance are critical.

Technical Specifications

• Manufacturer: Rockwell Automation

• Brand: Allen-Bradley

• Model Number: 1762-IQ32T

• Series: MicroLogix

• Product Type: Discrete Input Module

• Number of Inputs: 32 digital channels

• Input Grouping: 4 isolated groups of 8 channels each

• Nominal Input Voltage: 24 VDC

• Input Voltage Range: 10–30 VDC

• Minimum ON-State Current: 1.6 mA @ 10 VDC; 2 mA @ 15 VDC

• Signal Delay (ON): 8 milliseconds

• Backplane Current Draw: 170 mA @ 5.1 VDC; 0 mA @ 24 VDC

• Power Dissipation: 5.4 to 6.8 W

• Isolation Voltage: 1200 VAC for 2 seconds; 1697 VDC for 2 seconds

• Operating Voltage Range: 10–26.4 VDC (at 60°C); 10–30 VDC (at 30°C)

• Compatible Controllers: MicroLogix 1100, 1200, and 1500

• Dimensions (H x W x D): 90 x 40.4 x 87 mm

• Weight: 200 g (0.44 lb)

• Mounting Type: DIN rail or panel mount

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

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

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

• Vibration Resistance: 2 g, 10–500 Hz

Application Scenarios

The Allen-Bradley 1762-IQ32T module is ideal for:

• High-density digital input expansion in MicroLogix control systems

• Compact machinery with limited panel space

• Factory automation requiring fast input response times

• Integration into distributed control systems and small process machines

Comparison with Similar Models

• 1762-IQ16: 16-point input module, smaller I/O capacity

• 1762-IQ32T: 32-point high-density module with isolation grouping

• 1762-OB32T: 32-point transistor output module for DC output control

FAQ

Q: Which MicroLogix controllers are compatible with the 1762-IQ32T?
A: The module supports MicroLogix 1100, 1200, and 1500 controllers.

Q: Can the module handle mixed voltage input signals?
A: No, all inputs operate within a 10–30 VDC range and must maintain consistent voltage levels per group.

Q: How is the module mounted?
A: It can be DIN rail-mounted or directly panel-mounted using standard brackets.