Allen-Bradley 1769-HSC | CompactLogix High-Speed Counter Module

Overview

The 1769-HSC is a high-speed counter module designed for industrial automation systems. It integrates seamlessly with CompactLogix and MicroLogix 1500 controllers for counter, totalizer, and position monitoring applications.

Electrical Specifications

• Inputs: 2 quadrature (ABZ) differential channels, 2.6–30 VDC

• Minimum Pulse Width: 250 ns; Pulse Separation: 131 ns

• Outputs: 16 total, 4 physical and 12 virtual

• On-State Current: 1 A per point, 4 A per module

• Bus Current Draw: 425 mA @ 5.14 VDC; 0 mA @ 24 VDC

• Backplane Current: 1.4 A at 24 VDC

• Power Consumption: 33.6 W; Power Dissipation: 7.5 W

Physical & Environmental Specifications

• Dimensions: 118 x 35 x 87 mm (Height including mounting tabs: 138 mm)

• Weight: 130 g (0.286 lb)

• Operating Temperature: 0–60°C

• Enclosure: Open type, chassis-mounted

• Isolation Voltage: 75 V continuous, reinforced; tested at 1200 V AC for 2 s

• Recommended Cable: Individually shielded, twisted-pair; wire size 0.32–2.1 mm² solid or 0.32–1.3 mm² stranded

Connectivity & Compatibility

• Module Type: High-Speed Counter for Compact I/O systems

• Compatible Controllers: CompactLogix and MicroLogix 1500

• Direct interfacing with encoders, fast sensing devices, and pulse transmitters

• Supports precise monitoring and high-frequency switching operations

Applications

• Industrial automation counter and totalizer tasks

• Position monitoring in machinery and process control

• Integration with high-speed sensing and encoder devices