Allen-Bradley
1746SC-CTR8 | Allen-Bradley | SLC 500 Counter Input Module
In stock, ready to ship
Manufacturer: Allen-Bradley
Product No.: 1746SC-CTR8
Product Type: Counter Input
Product Origin: USA
Payment: T/T
Weight: 550g
Shipping port: Xiamen
Warranty: 12 months
Yes, we provide a 30-day money-back guarantee for all purchases.
Yes, all items come with a 12-month warranty from the date of shipment.
Allen-Bradley 1746SC-CTR8
8-Channel Counter Input Module for SLC 500 Systems
Product Description
The 1746SC-CTR8 is a high-precision counter input module developed by Spectrum Controls for use with Rockwell Automation’s SLC 500 platform. Designed for demanding industrial environments, it supports multiple input types and enables accurate event counting, flow measurement, and quadrature decoding.
Technical Specifications
| Attribute | Specification |
|---|---|
| Model | 1746SC-CTR8 |
| Product Type | Counter Input Module |
| Manufacturer | Spectrum Controls (for Rockwell Automation) |
| Compatible Platform | SLC 500 |
| Number of Channels | 8 |
| Input Types | Single-ended counter, quadrature encoder, enable control line |
| Counter Speed | 0 to 50 kHz |
| Input Impedance | 25 kΩ |
| Measurement Resolution | Up to 16 bits |
| Operating Voltage | 24 VDC |
| Isolation Voltage | 500 VAC (module to backplane) |
| Power Dissipation | ≤ 1.75 W |
| Backplane Current Draw | 225 mA @ 5V DC |
| Operating Temperature | 0°C to +50°C |
| Mounting Method | Panel-mounted in SLC chassis |
| Enclosure Rating | IP20 |
| Communication Protocols | ControlNet, DeviceNet |
| Certifications | UL, CE, CSA |
Key Features
- High-Speed Counting: Supports up to 50 kHz input frequency for fast and accurate event tracking
- Quadrature Encoding Support: Ideal for position and direction sensing in motion control applications
- Flexible Input Configuration: Each channel can be independently configured for different input types
- Robust Industrial Design: Withstands harsh environments including dust and humidity
- Seamless Integration: Compatible with SLC 500 processors and ControlLogix systems via bridging
- Precise Data Acquisition: 16-bit resolution ensures high fidelity in measurement and control