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The Allen Bradley 1746-NR4 is a four-channel RTD/Resistance Input Module that provides analog input to SLC 500 controllers. The module can be used to measure temperature, pressure, and other physical variables.
Features
- Four analog input channels
- Supports 100 Ω, 200 Ω, 500 Ω platinum, 120 Ω nickel, 604 Ω nickel/iron, and 10 Ω copper RTDs
- Resolution of 16 bits
- Update rate of 17 ms to 1.2 s
- Bandwidth of 2.62-65.5 Hz
- Current load of 50 mA @ 5 V or 50 mA @ 24 V
- Dimensions: 170 x 120 x 40 mm
- Weight: 0.75 kg
Applications
The Allen Bradley 1746-NR4 can be used in a variety of applications, including:
- Temperature measurement
- Pressure measurement
- Flow measurement
- Level measurement
- Weight measurement
- Humidity measurement
- Conductivity measurement
- Viscosity measurement
Technical Specifications
- Architecture: SLC 500
- Number of channels: 4
- Input type: RTD/Resistance
- Voltage range: 10-30 VDC
- Current draw: 50 mA
- Resolution: 16 bits
- Update rate: 17 ms to 1.2 s
- Bandwidth: 2.62-65.5 Hz
Benefits
The Allen Bradley 1746-NR4 offers a number of benefits, including:
- High accuracy
- Wide input range
- Fast update rate
- Low current draw
- Small size and weight
- Durable construction
Conclusion
The Allen Bradley 1746-NR4 is a versatile and reliable input module that can be used in a variety of applications. It offers high accuracy, a wide input range, and a fast update rate. The module is also small, lightweight, and durable.
