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- Allen Bradley
- 1746-HSCE/A
- PLC Module/Rack
- USA
- 264 × 189 × 58 mm
- 0.38kg
- Xiamen, China
- New & In Stock
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Allen Bradley 1746-HSCE/A — Detailed Technical Overview
1. Product Introduction
The Allen Bradley 1746-HSCE/A is a high-speed counter encoder module designed for use within the SLC 500 PLC platform. It is a specialized module developed for applications that require fast pulse detection, position tracking, and motion-related feedback.
This module processes encoder signals directly and independently from the main PLC scan, allowing it to capture high-frequency events without delay. It supports quadrature encoder inputs and provides accurate counting, direction detection, and rate measurement.
With onboard intelligence and dedicated hardware, the module reduces the processing burden on the PLC CPU and improves system response time. It is widely used in motion-related control systems where precision and speed are essential.
2. Product Parameters
Technical Specifications
| Parameter | Value |
|---|---|
| Model | 1746-HSCE/A |
| Series | SLC 500 |
| Module Type | High-Speed Counter / Encoder Module |
| Number of Channels | 1 |
| Input Signals | A, B, Z (Encoder) |
| Input Type | Differential / Single-ended |
| Input Voltage | 5V / 12V / 24V DC |
| Maximum Input Frequency | Up to 50 kHz |
| Counter Resolution | 16-bit |
| Counting Modes | Quadrature, Rate, Range |
| Direction Detection | Supported |
| Outputs | 4 digital outputs (open collector) |
| Output Voltage | 5–24 V DC |
| Minimum Pulse Width | Approx. 10 µs |
| Update Time | Approx. 2–5 ms |
| Backplane Current | Approx. 300 mA @ 5V |
| Isolation | Electrical isolation between field and logic |
| Cable Distance | Up to 300 m (typical) |
| Status Indicators | Module and channel LEDs |
| Operating Temperature | 0 to 60°C |
| Installation Type | Rack-mounted |
| Dimensions (mm) | 264 × 189 × 58 |
| Weight (kg) | 0.38 kg |
3. Product Applications
The 1746-HSCE/A is widely used in industrial automation systems requiring precise motion feedback and high-speed signal processing.
Typical applications include:
- Encoder-based position tracking systems
- Conveyor speed and length measurement
- Packaging and labeling machinery
- Cut-to-length and indexing systems
- Motor speed monitoring
- Automated production lines requiring synchronization
It is particularly useful where high-speed pulses cannot be reliably captured by standard digital input modules.
4. Product Advantages
High-Speed Signal Processing
Capable of accurately processing high-frequency encoder signals up to 50 kHz.
Independent Operation
Operates independently of the PLC scan cycle, improving response time and accuracy.
Quadrature Encoding Support
Provides precise position and direction tracking using A/B encoder signals.
Integrated Outputs
Includes onboard outputs for direct control actions without delay.
Reduced CPU Load
Offloads high-speed counting tasks from the main processor.
Reliable Industrial Performance
Designed for stable operation in environments with electrical noise and mechanical vibration.
5. Brand Information
Allen Bradley is widely known in industrial automation for producing PLC systems, I/O modules, and control equipment.
Its products are commonly used in manufacturing, logistics, and process industries, valued for durability and consistent performance.
6. Product Series
- Series Name: SLC 500
- Category: Specialty Module (High-Speed Counter / Motion Interface)
The SLC 500 series is a modular PLC platform that supports a wide range of digital, analog, and intelligent modules. It is designed for flexible system configuration and reliable industrial control.
7. Recommended Models (Same Series / Related)
Related Models Table
| Model | Function | Channels | Signal Type | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1746-HSCE | High-Speed Counter | 1 | Encoder | 264 × 189 × 58 | 0.38 kg |
| 1746-HSTP1 | Stepper Controller | 1 Axis | Pulse Output | 145 × 35 × 130 | 0.35 kg |
| 1746SC-CTR4 | Counter Module | 4 | Pulse/Encoder | 133 × 108 × 38 | 0.3 kg |
| 1746SC-CTR8 | Counter Module | 8 | Pulse/Encoder | 133 × 108 × 38 | 0.35 kg |
| 1746-IB16 | Digital Input | 16 | 24V DC | 145 × 35 × 130 | 0.3 kg |
8. Recommended Popular Models (Same Brand)
Popular Models Table
| Model | Series | Function | Type | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1756-HSC | ControlLogix | High-Speed Counter | Motion | 140 × 112 × 145 | 0.6 kg |
| 1756-EN2T | ControlLogix | Communication | Ethernet | 140 × 112 × 145 | 0.5 kg |
| 1756-IF8 | ControlLogix | Analog Input | 8-channel | 140 × 112 × 145 | 0.6 kg |
| 1769-L33ER | CompactLogix | Controller | CPU | 118 × 87 × 140 | 0.7 kg |
| 1606-XLS240E | Power Supply | DIN Rail PSU | 24V DC | 123 × 50 × 125 | 0.8 kg |