Overview
The Allen Bradley 1756-HSC is a ControlLogix high-speed counter module designed for precise pulse counting and frequency measurement in industrial automation systems. It supports fast input signal processing for encoders, sensors, and motion applications, enabling accurate position tracking, speed monitoring, and event counting in real-time control environments.
General Information
Part Number: 1756-HSC
Manufacturer: Allen Bradley
Brand: Allen Bradley
Country of Origin: United States
Series: ControlLogix
Product Type: High-Speed Counter Module
Function: High-speed pulse counting and frequency measurement
Mounting: Chassis-Based Installation
Application: Motion control, encoder feedback, speed monitoring, and high-speed signal processing
Power Specifications
Power Supply: ControlLogix Backplane Powered
Backplane Current Draw (5.1 V DC): Approx. 1.0 A
Backplane Current Draw (24 V DC): Approx. 3 mA
Power Dissipation: Approx. 4.8 W
Thermal Dissipation: Approx. 16.4 BTU/hr
Status Indicators: Module Status, Channel Status, Fault LEDs
Protection Features: Input signal protection, diagnostic fault detection, overload protection
Communication & Interface
Input Channels: High-speed digital input channels (multi-channel counter support)
Counting Modes: Up/down counting, frequency measurement, quadrature encoder support
Maximum Input Frequency: High-speed industrial-grade pulse processing
Signal Types: Encoder, pulse, and discrete high-speed signals
Configuration Software: Studio 5000 Logix Designer
Diagnostics: Channel diagnostics, overflow detection, signal integrity monitoring
Compatibility: ControlLogix controllers and motion control systems
Environmental
Operating Temperature: 0 to +60 °C
Storage Temperature: -40 to +85 °C
Relative Humidity: 5% to 95% RH, non-condensing
Vibration Resistance: Industrial environment rated
Shock Resistance: Designed for automation and motion applications
Protection Rating: Suitable for installation inside industrial enclosures
Dimensions & Weight
Dimensions (H × W × D): 144.57 × 22 × 105.42 mm
Weight: 0.2 kg
Precision Counting for High-Speed Industrial Control Applications