1746-HSCE High-Speed Counter Module Allen-Bradley

Allen-Bradley 1746-HSCE SLC 500 High-Speed Counter Module

Core Technical Specifications

• Brand & Manufacturer: Allen-Bradley
• Series & Model: SLC 500 Series, Model 1746-HSCE.
• Module Type: High-Speed Counter Module with one counting channel.
• Input Channels: Features A, B, and Z phase inputs plus a limit switch input.
• Input Voltage: ±5V DC (Differential) or 0-5V DC (Single-ended).
• Maximum Input Frequency: Up to 50 kHz in Sequencer mode.
• Pulse Specifications: Minimum pulse width of 10 µs and separation of 4.5 µs.
• Output Channels: Four (4) open-collector outputs for control signals.
• Output Current: 16-125 mA depending on voltage (4.5V to 30V DC).
• Update Time: Fast 4.8 millisecond response for real-time control.
• Operating Modes: Configurable for Sequencer, Range, and Rate modes.
• Backplane Power: Draws 320 mA at +5V DC from the chassis.

Performance & Environmental Ratings

• Isolation Voltage: High 1500 Volt isolation for safety and noise immunity.
• Operating Temperature: Reliable from 0°C to +60°C (32°F to 140°F).
• Storage Temperature: Withstands -40°C to +85°C (-40°F to 185°F).
• Ambient Humidity: 5 to 95% non-condensing relative humidity.
• Limit Switch Input: Compatible with 5V, 12V, and 24V DC nominal voltages.
• Cable Length: Supports cables up to 305 meters (1000 feet).
• Recommended Cable: Use Belden 9503 or equivalent shielded cable.

Installation & Application Guide

• Compatibility: Installs in any SLC 500 chassis, local or remote.
• Slot Requirement: Occupies a single slot in the I/O rack.
• Connection: Uses the 1746-RT25G terminal block for I/O wiring.
• Enclosure: Must be installed inside a protective NEMA-rated enclosure.
• Diagnostics: Features CPU fault LEDs and internal status words for troubleshooting.
• Typical Uses: Bidirectional counting, motion detection, speed measurement, and totalizing.
• Noise Immunity: The differential input option provides excellent noise rejection.

Packaging & Shipping Details

• Packaging: The module is supplied in its original factory packaging.
• Contents: Includes one genuine Allen-Bradley 1746-HSCE module.
• Inventory Status: This is a brand new, original product ready to ship.
• Shipping: Orders ship within 5 days via DHL, FedEx, or UPS.
• Return Policy: We offer a simple 30-day return policy for your peace of mind.

Frequently Asked Questions (FAQ)

• Q: What is the maximum counting speed of the 1746-HSCE module?
  A: It supports a maximum input frequency of 50,000 Hz (50 kHz) in Sequencer mode.
• Q: Can this module determine the direction of rotation?
  A: Yes. The A and B quadrature inputs allow for bidirectional counting and direction detection.
• Q: What types of sensors can I connect to the inputs?
  A: It accepts signals from 5V differential encoders or 0-5V single-ended pulse sources.
• Q: How are the four outputs on the module controlled?
  A: The four open-collector outputs are controlled by the module's logic based on count values or sequences.
• Q: Is this module in stock and how fast will it ship?
  A: Yes, we have stock. We typically ship all orders within 5 business days.

Contact Information Inquiries: Email sales@nex-auto.com or call/message +86 153 9242 9628.

Partner NexAuto Technology Limited : https://www.nex-auto.com/