Allen-Bradley 1746-HSCE2 High-Speed Counter Module

Handle high-speed counting applications with precision using the 1746-HSCE2 module. This intelligent counter delivers reliable performance for demanding industrial automation tasks.

Technical Specifications

• Brand & Model: Allen-Bradley 1746-HSCE2
• Module Type: High-Speed Counter Input Module
• Maximum Input Frequency: 1 MHz high-speed operation
• Input Voltage Range: 4.2-12V DC and 10-30V DC
• Minimum Pulse Width: 475 nanoseconds precision
• Counting Capacity: ±8,388,607 counts maximum
• Output Channels: 4 real and 4 virtual outputs
• Output Current: 1.0A per channel, 2.0A total
• Backplane Current: 250mA at 5V DC
• Isolation Voltage: 1000V backplane isolation

Counting Capabilities

• Supports bidirectional counting operation
• Handles up to 4 pulse counters simultaneously
• Manages 2 quadrature counters effectively
• Configures as linear or ring counter types
• Processes signals with dedicated processor
• Monitors position and totalizes accurately

Input Configuration

• Six input channels: ±A1, ±B1, ±Z1, ±A2, ±B2, ±Z2
• Accepts single-ended and differential inputs
• Minimum phase separation: 200 nanoseconds
• Configurable for multiple counting modes
• Z channel handles data storage and reset
• Thermal protection against overload conditions

Output Specifications

• Output voltage range: 5-30V DC sourcing
• Maximum on-state current: 1.0A per channel
• Maximum on-state voltage drop: 0.5V
• Off-state leakage current: 100 µA maximum
• Channel to output isolation: 500V protection
• Thermal cut-out protection for all channels

System Integration

• Compatible with all SLC 500 CPU modules
• Works with 1747-ASB Remote I/O adapter
• Uses 1746-RT25G I/O connection system
• Occupies single slot in SLC 500 chassis
• Update time: 1.5 milliseconds typical
• Step response: 100ms in, 2.5ms out

Package Contents

• One 1746-HSCE2 counter module
• Installation documentation
• Mounting accessories and hardware

Shipping Options

• Fast worldwide shipping via FedEx, UPS, DHL
• Real-time package tracking available
• Secure industrial packaging included

Warranty Coverage

• 12-month comprehensive warranty
• Full manufacturing defect protection
• Professional technical support included

Expert FAQ

• What is the maximum counting frequency?
  The 1746-HSCE2 handles input frequencies up to 1 MHz maximum.
• How many counters can operate simultaneously?
  It supports up to 4 independent counters or 2 quadrature counters.
• What input voltage ranges are supported?
  It accepts 4.2-12V DC for 5V systems and 10-30V DC for 24V systems.
• Does it provide output protection?
  Yes, it includes thermal cut-out protection against overloads.
• Which SLC systems is this module compatible with?
  It works with all SLC 500 CPU modules and remote I/O adapters.

Download Technical Manual

• Access complete installation guidelines
• Get detailed configuration instructions

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