Allen-Bradley 1746-NR8 Digital Input Module
The Allen-Bradley 1746-NR8 Digital Input Module delivers high-performance monitoring for industrial automation systems. Designed for Rockwell Automation’s SLC 500 platform, it provides reliable 24VDC digital input processing to track equipment status and process variables in demanding manufacturing environments.
Technical Specifications
| Parameter | Value |
|---|---|
| Module Type | Digital Input |
| Input Channels | 8 |
| Input Voltage | 24 VDC |
| Current per Point | 10 mA |
| Response Time | < 1 ms |
| Isolation | Optical |
| Operating Temperature | -25°C to +70°C |


Industrial Applications
This high-speed input module excels in manufacturing execution systems requiring rapid signal processing. Key applications include:
- Machine status monitoring in automotive assembly lines
- Safety interlock systems for robotic cells
- Process variable tracking in chemical plants
- Packaging equipment sensor integration
Compatible with SLC 500 chassis including 1746-A4, A7, A10, and A13 series. Commonly paired with output modules like 1746-OW16 and processors such as 1747-L551.
Why Choose Hong Kong Saul Electric?
Hong Kong Saul Electric Co., Ltd. is Asia’s premier industrial automation supplier with 15+ years of technical excellence. As certified partners for Rockwell Automation, we provide:
- Expert pre-sales consultation for system integration
- 1-year performance warranty on all components
- Priority access to discontinued and hard-to-find modules
- Technical support for legacy Allen-Bradley systems
For pricing details or sourcing specialized variants, contact us via WhatsApp. We maintain extensive inventory across 40+ industrial brands to meet your urgent requirements.



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