Allen Bradley 1746-NR8 SLC 500 RTD Resistor Analog Input Module
Allen Bradley 1746-NR8 SLC 500 RTD Resistor Analog Input Module
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Brand:Allen Bradley PLC Item No.:1746-NR8 Product Origin:USA Product Dimensions:144.5 × 34.6 × 130.18 mm Product Weight:0.34 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen Bradley 1746-NR8 SLC 500 RTD/Resistance Analog Input Module is a high-reliability industrial input module designed for accurate temperature and resistance measurement within SLC 500 automation systems. It processes signals from RTD sensors and resistance-based devices, converting them into precise digital data for control and monitoring applications. With robust industrial design and multi-channel capability, it is widely used in process industries requiring stable and accurate thermal measurement.
Technical Specifications
Item
Specification
Model
1746-NR8
Platform
SLC 500
Type
RTD / Resistance Analog Input Module
Channels
8 inputs
Input Types
RTD sensors & resistance signals
Function
Temperature and resistance measurement
Resolution
High-resolution industrial analog conversion
Installation
Rack-mounted SLC chassis module
Dimensions
144.5 × 34.6 × 130.18 mm
Weight
Approx. 0.34 kg
Application
Industrial automation systems
Operating Environment
Industrial control environments
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Applications
• Industrial temperature measurement systems
Converts RTD sensor signals into accurate temperature data for process control and monitoring.
• Power generation plant monitoring
Used for turbine bearing, boiler, and auxiliary system temperature acquisition.
• Oil and gas processing facilities
Supports critical temperature and resistance-based field measurements in harsh environments.
• Petrochemical and refining systems
Enables precise thermal monitoring for reactors, pipelines, and process units.
• Water treatment and utility systems
Provides reliable temperature feedback for pumps, tanks, and treatment processes.
• Manufacturing and industrial automation
Ensures stable temperature control in production lines and equipment systems.
Key Advantages
• 8-channel RTD/resistance input capability
Supports multi-point temperature monitoring in a single compact module.
• High measurement accuracy
Provides reliable conversion of RTD signals into stable digital temperature data.
• Flexible sensor compatibility
Supports multiple RTD types and resistance input configurations for diverse applications.
• Strong industrial noise immunity
Maintains signal stability in electrically harsh industrial environments.
• Seamless SLC 500 integration
Designed for direct compatibility with Allen-Bradley SLC control systems.
Technical FAQs
Q1: What is the main function of this module?
It converts RTD and resistance sensor signals into digital temperature or resistance values for PLC systems.
Q2: How many input channels does it support?
It supports 8 independent RTD/resistance input channels.
Q3: What types of sensors are compatible?
It supports platinum, nickel, copper RTDs, and resistance input devices.
Q4: Can it detect sensor faults?
Yes, it provides open-circuit, short-circuit, and out-of-range detection.
Q5: Is it suitable for continuous industrial operation?
Yes, it is designed for 24/7 process control environments.
Q6: Is it compatible with SLC 500 systems?
Yes, it is fully designed for Allen-Bradley SLC 500 platforms.
Q7: Can it be used in harsh environments?
Yes, it is built for industrial-grade noise and environmental resistance.
Q8: Does it support resistance measurement as well?
Yes, it can measure both RTD temperature and resistance values.
Q9: Does it require frequent maintenance?
No, it is designed for long-term stable industrial operation.
Q10: What industries commonly use it?
Power generation, oil & gas, petrochemical, manufacturing, and utilities.
