Allen-Bradley | 1734-IR2 | POINT I/O
$113.71
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Allen-Bradley | 1734-IR2 | POINT I/O
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Product Description: Allen-Bradley 1734-IR2
The Allen-Bradley 1734-IR2 is a 2-channel analog input module designed for resistance temperature detector (RTD) signal acquisition in the POINT I/O system. It supports multiple RTD sensor types and provides accurate temperature monitoring with high-resolution conversion and noise immunity. This module is ideal for distributed temperature sensing applications in compact industrial automation setups.
Key Features
- 2 input channels for RTD temperature sensors
- Supports 2-wire, 3-wire, and 4-wire RTD configurations
- Compatible with RTD types including Pt100, Pt200, Pt500, Pt1000, Ni100, and Ni120
- High-resolution 16-bit input for precise measurements
- Per-channel input status diagnostics
- Compact design ideal for distributed control panels
- Integrates seamlessly with Logix controllers via POINT I/O backplane
Technical Specifications
- Number of Inputs: 2
- Supported RTD Types: Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120
- Input Configuration: 2-wire, 3-wire, or 4-wire RTD
- Resolution: 16 bits
- Accuracy: ±0.5°C (typical, depending on sensor and configuration)
- Input Impedance: >1 MΩ
- Isolation Voltage: 50V (channel to system)
- Backplane Current Draw: 75 mA at 5V DC
- Operating Temperature: 0°C to 55°C
- Dimensions (HxWxD): approx. 75 x 12 x 55 mm
- Mounting: DIN rail using standard POINT I/O terminal base (e.g., 1734-TB or 1734-TOP)
Application Areas
- Industrial temperature monitoring with RTDs
- Process control systems requiring precision thermal input
- Food, chemical, and pharmaceutical manufacturing
- Environmental chambers and cleanroom HVAC
- Distributed I/O architectures in space-constrained systems
Advantages
- High-accuracy RTD measurement in a compact form
- Flexible support for multiple RTD types and wiring formats
- Channel diagnostics help detect sensor or wiring faults quickly
- Ideal for integrating temperature data into distributed Logix platforms
- DIN-rail design simplifies installation and system expansion