1746-HSCE2 | Allen Bradley SLC 500 High-Speed Counter Module

Product Description

The Allen Bradley 1746-HSCE2 is a high-speed counter module designed for the SLC 500 series. It provides precise counting and control for applications requiring rapid input signal processing. With support for quadrature inputs, multiple output configurations, and a maximum input frequency of 1 MHz, this module ensures accurate performance in demanding automation environments.

Technical Specifications

• Manufacturer: Allen Bradley

• Category: PLCs

• Product Line: SLC 500

• Part Number: 1746-HSCE2

• Weight: 0.50 lbs (0.23 kg)

• Module Type: High-Speed Input Module

• Inputs: ±A1, ±B1, ±Z1, ±A2, ±B2, ±Z2

• Input Channels: 4 single-ended and 2 differential quadrature inputs

• Nominal Input Voltage: 5 VDC or 24 VDC

• Operating Voltage Range: 4.2–12 VDC or 10–30 VDC

• Minimum Pulse Width: 475 ns

• Minimum Phase Separation: 200 ns

• Maximum Input Frequency: 1 MHz

• Outputs: 8 total (4 real, 4 virtual)

• Output Voltage Range: 10–30 VDC

• Backplane Current (5 V): 250 mA

• Update Time: 1.5 ms

• Step Response: 100 ms input, 2.5 ms output

• Slots Required: 1

• I/O Connection: 1746-RT25G

• Input Voltage (DC): Up to 30 VDC

Application Scenarios

• High-speed counting in packaging, material handling, and motion control systems

• Quadrature encoder input for position and speed monitoring

• Precision control in applications requiring rapid signal response

FAQ

Q: What is the maximum input frequency supported by the 1746-HSCE2?  A: The module supports up to 1 MHz input frequency.

Q: How many outputs are available?  A: It provides 8 outputs, with 4 real and 4 virtual.

Q: What type of signals can be processed?  A: It supports single-ended and differential quadrature inputs.

Comparison with Similar Models

• 1746-HSCE2: High-speed counter, 1 MHz input, quadrature support

• 1746-HSCE: Standard high-speed counter, fewer input options

• 1746-HSRV: High-speed servo module, designed for motion control applications