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1746-NR8 | Allen-Bradley SLC 500 8-Channel RTD/Resistance Analog Input Module
- Regular price
- $699.00
- Sale price
- $699.00
- Regular price
-
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Product Description P/N: 1746-NR8
Description
The Allen-Bradley 1746-NR8 is an RTD/Resistance Analog Input Module designed for SLC 500 controllers. The module provides eight input channels for RTD and resistance measurements, supporting a wide range of sensor types and resistance ranges. It offers reliable temperature and resistance monitoring for industrial applications requiring precise, high-resolution data.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Allen-Bradley |
| Category | SLC 500 Modules |
| Part Number | 1746-NR8 |
| Subcategory | Analog Input Modules |
| Manufacturer | Rockwell Automation |
| Series | SLC 500 |
| Module Type | RTD/Resistance Analog Input Module |
| Inputs | 8 |
| Compatible RTD Sensors | Platinum (385/3816), Copper (426), Nickel (618/672), Nickel Iron (518) |
| Resistance Input Ranges | 0–150 Ω, 0–500 Ω, 0–1000 Ω, 0–300 Ω |
| Backplane Current (5 VDC) | 100 mA |
| Backplane Current (24 VDC) | 55 mA |
| Backplane Power Consumption | 1.82 W max (0.5 W at 5V, 1.32 W at 24V) |
| Update Time | 6 ms to 2 s |
| Step Response | 60 ms in, 2.5 ms out |
| Resolution | 0.01 °C |
| A/D Conversion Method | Sigma-delta modulation |
| I/O Chassis Location | Any slot except Slot 0 |
| Operating Temperature | 0 to 60 °C (32 to 140 °F) |
| Storage Temperature | -40 to 85 °C |
| Isolation Voltage | 500 VAC for 1 minute; 5 VDC continuous |
| Relative Humidity | 5% to 95% non-condensing |
Information About 1746-NR8
The 1746-NR8 is part of the Allen-Bradley SLC 500 family and is built as an 8-channel RTD and resistance input module for accurate signal acquisition. It features a modular design constructed for installation in any SLC 500 chassis slot except Slot 0. The unit integrates seamlessly with both fixed and modular SLC 500 systems, supporting multiple RTD wiring configurations and broad sensor compatibility. Typical usage includes temperature measurement, position monitoring, and applications utilizing sigma-delta A/D conversion and digital filtering for stable and accurate readings.
Key Features:
- 8-channel input: Supports multiple RTD and resistance measurement points.
- Wide RTD compatibility: Works with platinum, copper, nickel, and nickel-iron sensors.
- Multiple wiring configurations: Accepts 2-wire, 3-wire, and 4-wire RTD connections.
- Sigma-delta A/D conversion: Ensures precise and stable signal processing.
- Programmable input filtering: Enhances measurement accuracy in noisy environments.
- Backplane-powered design: Does not require an external power supply.
- Broad resistance input ranges: Suitable for various industrial sensing applications.
- Chassis flexibility: Installs in any SLC 500 slot except Slot 0.
The 1746-NR8 delivers the reliability and precision required for industrial temperature and resistance measurement applications.
Description
The Allen-Bradley 1746-NR8 is an RTD/Resistance Analog Input Module designed for SLC 500 controllers. The module provides eight input channels for RTD and resistance measurements, supporting a wide range of sensor types and resistance ranges. It offers reliable temperature and resistance monitoring for industrial applications requiring precise, high-resolution data.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Allen-Bradley |
| Category | SLC 500 Modules |
| Part Number | 1746-NR8 |
| Subcategory | Analog Input Modules |
| Manufacturer | Rockwell Automation |
| Series | SLC 500 |
| Module Type | RTD/Resistance Analog Input Module |
| Inputs | 8 |
| Compatible RTD Sensors | Platinum (385/3816), Copper (426), Nickel (618/672), Nickel Iron (518) |
| Resistance Input Ranges | 0–150 Ω, 0–500 Ω, 0–1000 Ω, 0–300 Ω |
| Backplane Current (5 VDC) | 100 mA |
| Backplane Current (24 VDC) | 55 mA |
| Backplane Power Consumption | 1.82 W max (0.5 W at 5V, 1.32 W at 24V) |
| Update Time | 6 ms to 2 s |
| Step Response | 60 ms in, 2.5 ms out |
| Resolution | 0.01 °C |
| A/D Conversion Method | Sigma-delta modulation |
| I/O Chassis Location | Any slot except Slot 0 |
| Operating Temperature | 0 to 60 °C (32 to 140 °F) |
| Storage Temperature | -40 to 85 °C |
| Isolation Voltage | 500 VAC for 1 minute; 5 VDC continuous |
| Relative Humidity | 5% to 95% non-condensing |
Information About 1746-NR8
The 1746-NR8 is part of the Allen-Bradley SLC 500 family and is built as an 8-channel RTD and resistance input module for accurate signal acquisition. It features a modular design constructed for installation in any SLC 500 chassis slot except Slot 0. The unit integrates seamlessly with both fixed and modular SLC 500 systems, supporting multiple RTD wiring configurations and broad sensor compatibility. Typical usage includes temperature measurement, position monitoring, and applications utilizing sigma-delta A/D conversion and digital filtering for stable and accurate readings.
Key Features:
- 8-channel input: Supports multiple RTD and resistance measurement points.
- Wide RTD compatibility: Works with platinum, copper, nickel, and nickel-iron sensors.
- Multiple wiring configurations: Accepts 2-wire, 3-wire, and 4-wire RTD connections.
- Sigma-delta A/D conversion: Ensures precise and stable signal processing.
- Programmable input filtering: Enhances measurement accuracy in noisy environments.
- Backplane-powered design: Does not require an external power supply.
- Broad resistance input ranges: Suitable for various industrial sensing applications.
- Chassis flexibility: Installs in any SLC 500 slot except Slot 0.
The 1746-NR8 delivers the reliability and precision required for industrial temperature and resistance measurement applications.