The Allen-Bradley 1746-NR8 is a versatile analog input module designed for the SLC 500 Programmable Logic Controller (PLC) platform. It provides eight channels for reading resistance-based temperature sensors (RTDs) or other resistive devices.

Key Features

• Eight universal analog input channels: Accept a wide range of resistance values for flexibility in various applications.
• RTD compatibility: Supports common RTD types like Pt100 and Cu100 for accurate temperature measurement.
• Open-style construction: Enables easy wiring and troubleshooting.
• Compact design: Saves valuable space in your control cabinet.

Technical Specifications

• Number of Channels: 8
• Input Range: Selectable between 0-100Ω, 0-1000Ω, and 0-4000Ω
• Input Current: 55 mA at 24 VDC, 100 mA at 5 VDC
• Resolution: 12-bit