Allen-Bradley 1769-IT6 Overview
The Allen-Bradley 1769-IT6 is a high-performance analog input module designed for the CompactLogix and 1769 Compact I/O platforms by Rockwell Automation. Specifically engineered for temperature measurement using thermocouples, this module interfaces directly with various thermocouple sensors and low-level millivolt signals. With 6 independent channels, it allows for precise monitoring of thermal processes, making it a critical component for industries requiring strict temperature regulation in high-heat environments, such as metal processing, glass manufacturing, and ceramics.
Key Features & Benefits
- Versatile Thermocouple Input: Supports 6 channels of thermocouple inputs, compatible with a wide variety of industry-standard types including J, K, T, E, R, S, B, N, and C. It also supports ±50mV and ±100mV inputs.
- High Precision: Offers 16-bit resolution with a Delta-Sigma converter, ensuring highly accurate temperature data acquisition and stable control loops even with low-level signals.
- Channel-to-Channel Isolation: A key feature of the 1769-IT6 is its channel-to-channel isolation (500V AC continuous). This prevents electrical noise or ground loops in one sensor circuit from affecting others, which is crucial for maintaining data integrity in electrically noisy industrial environments.
- Flexible Configuration: Each channel can be individually configured for different thermocouple types and temperature scales (°C or °F) via software, offering maximum flexibility for mixed-sensor applications.
- Cold Junction Compensation (CJC): The module features internal Cold Junction Compensation to ensure accurate temperature readings by compensating for the temperature at the terminal block connection point.
- Diagnostics: Integrated diagnostics include detection for sensor open, short circuit, and over/under-range conditions. The module status LED provides immediate visual feedback for troubleshooting.
Technical Specifications
Manufacturer Allen Bradley Product Type Thermocouple / milivolt Input Module Product Line CompactLogix Part Number 1769-IT6 UPC 611320314427 Weight 0.50 lbs (0.23 kg) Product Family Compact I/O Modules No. of Inputs 6 Compatible Adapters 1769-ADN (DeviceNet); 1769-AENTR (Ethernet) Sensors supported J, K, T, E, R, N, S, B, N, C, CJC, millivolt signal +/- 50mV and +/-10mV Current draw @ 5.1V 100 mA Current draw @ 24V 40 mA Heat dissipation, max 1.5W Nonlinearity ±0.03% Calibration Performed during power-up; programmable CJC sensor accuracy ±0.3 °C (±0.54 °F) CJC accuracy ±1.0 °C (±1.8 °F) Power Supply Distance Rating 8 modules Module Type Thermocouple Module Input Type Thermocouple Communication Cable 6 Point Series A and B Converter Type Delta Sigma Replacement Door Label Part Number 1769-RL2 series B Replacement Terminal Block Part Number 1769-RTBN18 Wire Type Copper-90 degrees Celsius Wire Size (Solid) 22-14 AWG
Applications
The Allen-Bradley 1769-IT6 is extensively used in:
- High-Temp Control: Monitoring kilns, furnaces, and ovens via Type K, S, or R thermocouples.
- Metal Processing: Controlling die-cast machines and extruders.
- Plastics Industry: Monitoring barrel and nozzle temperatures.
- HVAC: Monitoring stack temperatures and boiler operations.
- Food & Beverage: High-heat sterilization and cooking processes.
Important Installation Note
The 1769-IT6 module does not include the terminal block. You must order the 1769-RTBN10 (screw type) or 1769-RTBN10P (spring type) separately for wiring. Ensure the correct thermocouple type is selected in the controller configuration to match your sensor.
Why Choose This Module?
Our 1769-IT6 units are sourced from authorized distributors, guaranteeing genuine Allen-Bradley / Rockwell Automation quality. Its channel isolation and support for diverse thermocouple types make it a versatile and reliable choice for temperature-critical applications. We provide fast shipping, technical support, and competitive pricing.
Optimize your temperature monitoring with the Allen-Bradley 1769-IT6.
Documents
| General | Publication |
|---|---|
| Product Cutsheet | — |
| Selection Guide | 1769-SG001 |
| Technical Data | Publication |
|---|---|
| 1769-td006_-en-p | 1769-TD006 |
| User Manual | Publication |
|---|---|
| 1769-um021_-en-p | 1769-UM021 |
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