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Allen-Bradley 1771-VHSC high-speed counter module, 2-channel, PLC-5, 10 MHz input, TTL/RS-422

Allen-Bradley 1771-VHSC

SKU: 1771-VHSC
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$1,360.00
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Allen-Bradley 1771-VHSC

Overview

The Allen-Bradley 1771-VHSC is a very high-speed counter module designed for use with PLC-5 chassis. It offers two input channels and supports input frequencies up to 10 MHz, making it ideal for high-speed motion control, position monitoring, and process synchronization. The module is capable of handling TTL or RS-422 signal levels, offering flexibility in various industrial applications.

Key Features

  • Module Type: Very High-Speed Counter (VHSC)

  • Channels: 2 independent high-speed channels

  • Input Frequency: Up to 10 MHz

  • Input Type: TTL and RS-422 differential

  • Backplane Current Draw: 1.0 A max at 5V DC

  • Counter Modes: Quadrature, Up/Down, Pulse/Direction

  • Chassis Compatibility: Allen-Bradley 1771 I/O chassis (PLC-5)

  • Diagnostics: LED status indicators for power, fault, and channel activity

Technical Specifications

  • Catalog Number: 1771-VHSC

  • Signal Levels: 5V TTL / RS-422 differential

  • Input Format: A/B quadrature or pulse/direction

  • Resolution: 16- or 32-bit depending on mode

  • Response Time: ≤100 ns input response

  • Isolation: 1500V RMS between inputs and logic

  • Operating Temperature: 0°C to +60°C

  • Mounting: Requires 1771 series chassis with PLC-5 backplane

  • Certifications: UL, CSA, CE

Applications

  • Motion control and position feedback systems

  • High-speed machine synchronization

  • Packaging and labeling lines

  • Material handling and conveyor systems

  • Automated inspection systems

Why Choose the 1771-VHSC

  • Supports high-frequency input for precision motion control

  • Integrates seamlessly with Allen-Bradley PLC-5 architecture

  • Dual-channel input for flexible counting configurations

  • Provides reliable and accurate feedback at high speeds

Order Now

The Allen-Bradley 1771-VHSC very high-speed counter module is available and ready to ship worldwide. 

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.
1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.
Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.

Description

Allen-Bradley 1771-VHSC

Overview

The Allen-Bradley 1771-VHSC is a very high-speed counter module designed for use with PLC-5 chassis. It offers two input channels and supports input frequencies up to 10 MHz, making it ideal for high-speed motion control, position monitoring, and process synchronization. The module is capable of handling TTL or RS-422 signal levels, offering flexibility in various industrial applications.

Key Features

  • Module Type: Very High-Speed Counter (VHSC)

  • Channels: 2 independent high-speed channels

  • Input Frequency: Up to 10 MHz

  • Input Type: TTL and RS-422 differential

  • Backplane Current Draw: 1.0 A max at 5V DC

  • Counter Modes: Quadrature, Up/Down, Pulse/Direction

  • Chassis Compatibility: Allen-Bradley 1771 I/O chassis (PLC-5)

  • Diagnostics: LED status indicators for power, fault, and channel activity

Technical Specifications

  • Catalog Number: 1771-VHSC

  • Signal Levels: 5V TTL / RS-422 differential

  • Input Format: A/B quadrature or pulse/direction

  • Resolution: 16- or 32-bit depending on mode

  • Response Time: ≤100 ns input response

  • Isolation: 1500V RMS between inputs and logic

  • Operating Temperature: 0°C to +60°C

  • Mounting: Requires 1771 series chassis with PLC-5 backplane

  • Certifications: UL, CSA, CE

Applications

  • Motion control and position feedback systems

  • High-speed machine synchronization

  • Packaging and labeling lines

  • Material handling and conveyor systems

  • Automated inspection systems

Why Choose the 1771-VHSC

  • Supports high-frequency input for precision motion control

  • Integrates seamlessly with Allen-Bradley PLC-5 architecture

  • Dual-channel input for flexible counting configurations

  • Provides reliable and accurate feedback at high speeds

Order Now

The Allen-Bradley 1771-VHSC very high-speed counter module is available and ready to ship worldwide. 

Condition

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.

Warranty

1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.

Disclaimer

Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.
Allen-Bradley 1771-VHSC

Allen-Bradley 1771-VHSC

$1,360.00
Add to wishlist
Allen-Bradley 1771-VHSC

Allen-Bradley 1771-VHSC

Your Price:
$1,360.00
Item Added to Your Cart
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