Allen Bradley 1746-NIO4V High-Resolution Analog I/O Module
The Allen Bradley 1746-NIO4V is a high-resolution analog combination module engineered for precision industrial control systems. Featuring 2 input and 2 output channels, this SLC500-series module delivers exceptional signal accuracy for process monitoring, machine automation, and critical measurement applications across manufacturing, energy, and processing industries.
Technical Specifications
| Manufacturer | Allen Bradley |
| Model Type | SLC500 |
| Module Type | Analog Combination Module |
| Channels | 2 Input / 2 Output |
| Input Range | -10 to 10 VDC |
| Output Range | -10 to 10 V |
| Overvoltage Protection | 7.5 VAC RMS |
| Backplane Current Draw | 55 mA |

Applications & Compatibility
This module excels in applications requiring precise analog signal processing, including:
- Industrial process control systems
- Precision manufacturing equipment
- Environmental monitoring stations
- Energy management systems
Designed for seamless integration with Allen Bradley SLC500 PLC systems, it offers robust overvoltage protection and high noise immunity for reliable operation in harsh industrial environments. Commonly paired with controllers like SLC 5/03, 5/04, and 5/05 processors.
About Apex Automation
Founded in 2014, Apex Automation delivers ready-to-ship industrial automation solutions worldwide. Our technical specialists provide comprehensive support including:
- Pre-sales configuration guidance
- 1-year warranty on all products
- Expedited global shipping
- OEM-certified technical support
For pricing details or assistance with hard-to-find models, contact us via WhatsApp for immediate response. All products include full traceability documentation.
Note: Custom configurations and bulk pricing available. Can’t find your required model? Email technical specifications to anikaqx@gmail.com for sourcing assistance.

















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