Description
Allen-Bradley 1734-IT2I: Dual Thermocouple Input Module
The Allen-Bradley 1734-IT2I from Rockwell Automation is a precision POINT I/O temperature input module. It features two isolated thermocouple inputs with advanced diagnostics for industrial temperature monitoring. For complete installation and configuration details, download the product manual here.
Technical Specifications
- Brand & Manufacturer: Allen-Bradley / Rockwell Automation
- Model: 1734-IT2I
- Series: POINT I/O
- Module Type: Analog Temperature Input
- Number of Inputs: 2 differential isolated thermocouples
- Input Voltage Range: ±75 mV
- Resolution: 15-bit (2.5 µV per count)
- Input Impedance: 100 kΩ (1 MΩ resistance)
- Conversion Technology: Delta Sigma
- Data Formats: Signed integer with four temperature scales
- Temperature Scales: Celsius, Fahrenheit, Kelvin, Rankine
- POINTBus Current: 175 mA at 5V DC
- Power Dissipation: 1.0 Watt maximum
- Isolation Voltage: 50V continuous
- Update Rate: 250 ms per channel (typical)
- Operating Temperature: -20°C to 55°C (-4°F to 131°F)
- Cold Junction Accuracy: ±1°C typical
Packaging Contents
- One 1734-IT2I thermocouple input module
- Comprehensive installation and operation documentation
- Express shipping via FedEx, UPS, or DHL available options
- All products include 12-month performance warranty coverage
Frequently Asked Questions
- What thermocouple types does the 1734-IT2I support?
The module supports J, K, T, E, R, S, B, N, C and L type thermocouples. - How does cold junction compensation work?
Built-in sensors measure terminal block temperature for reference compensation. - Can I use this module in hazardous areas?
The open-style enclosure requires additional protection for hazardous locations. - What is the typical response time for temperature changes?
The module updates readings approximately every 250 milliseconds per channel. - Does the module provide sensor break detection?
Yes, open wire detection alerts when thermocouple connections break.
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