Allen Bradley 1769-IT6 Thermocouple / mV Input Module
Allen Bradley 1769-IT6 Thermocouple / mV Input Module
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Brand:Allen Bradley PLC Item No.:Allen Bradley 1769-IT6 Product Origin:USA Product Dimensions:118 × 87 × 35 mm Product Weight:0.25 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen Bradley 1769-IT6 is a Compact I/O thermocouple and millivolt input module designed for CompactLogix systems requiring precise temperature measurement and stable analog signal acquisition. It is widely used in process industries where accurate thermal monitoring is critical for safety, quality control, and production stability.
Supporting up to six thermocouple or millivolt inputs, the 1769-IT6 delivers high-resolution temperature data conversion with built-in cold junction compensation (CJC). Its robust design and flexible sensor compatibility make it an essential module for demanding industrial environments such as chemical processing, power generation, and manufacturing systems.
Technical Specifications
Specification Item
Details
Manufacturer
Allen Bradley (Rockwell Automation)
Model Number
1769-IT6
Product Type
Thermocouple / mV Input Module
Product Family
Compact I/O Series
Number of Channels
6 Thermocouple / Millivolt Inputs
Supported Thermocouples
J, K, T, E, R, S, B, N, C
Millivolt Input Range
±50 mV, ±100 mV (configuration dependent)
Converter Type
Sigma-Delta A/D Conversion
Resolution
High-resolution (application/config dependent)
Cold Junction Compensation
Built-in CJC sensors (2 points)
Input Diagnostics
Open-circuit, over-range, under-range detection
Backplane Current Draw
Approx. 140 mA @ 5V DC
24V DC Current Draw
Approx. 30 mA
Heat Dissipation
Max ~1.5 W
Isolation Voltage
720V DC (1 min test), group-to-bus isolation
Wiring Type
Removable terminal block
Channel Configuration
Individually configurable per channel
Operating Temperature
0°C to 60°C
Storage Temperature
-40°C to 85°C
Mounting Type
DIN rail / panel mount
Dimensions
Approx. 118 × 87 × 35 mm
Weight
Approx. 0.25 kg
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Industrial Applications
The 1769-IT6 is widely used in temperature-critical industrial systems where accurate thermocouple measurement is essential for process stability and safety.
Typical applications include:
Chemical and petrochemical processing
Industrial furnace and kiln temperature control
Power generation monitoring systems
Food and beverage thermal processing
Pharmaceutical manufacturing environments
HVAC and environmental control systems
Metal processing and heat treatment systems
Water treatment process monitoring
Its multi-sensor compatibility makes it suitable for both general-purpose and high-temperature industrial environments.
Key Advantages
Multi-Thermocouple Compatibility
Supports a wide range of thermocouple types including J, K, T, E, R, S, B, N, and C for maximum application flexibility.
Built-In Cold Junction Compensation
Integrated CJC improves measurement accuracy by correcting reference junction temperature variations.
High-Precision Temperature Conversion
Advanced sigma-delta conversion ensures stable and accurate thermal readings in process-critical systems.
Strong Industrial Isolation
Robust isolation design improves noise immunity and enhances system reliability in electrically harsh environments.
Compact Multi-Channel Design
Six input channels in a compact footprint reduce cabinet space while maintaining high measurement density.
Technical FAQs
1. What is the 1769-IT6 used for?
It is used for measuring temperature using thermocouples or millivolt signals in industrial automation systems.
2. How many input channels does it have?
The module provides 6 thermocouple or millivolt input channels.
3. What thermocouple types are supported?
It supports J, K, T, E, R, S, B, N, and C type thermocouples.
4. Does it support millivolt signals?
Yes. It supports ±50 mV and ±100 mV input ranges depending on configuration.
5. Does it include cold junction compensation?
Yes. It includes built-in CJC sensors for accurate thermocouple measurement.
6. Is the module compatible with CompactLogix systems?
Yes. It is fully compatible with Allen Bradley CompactLogix architectures.
7. What is the power consumption?
It draws approximately 140 mA at 5V DC and 30 mA at 24V DC.
8. Does it support fault detection?
Yes. It provides open-circuit, over-range, and under-range diagnostics.
9. What industries commonly use this module?
It is widely used in chemical, energy, manufacturing, and process automation industries.
10. Why is the 1769-IT6 widely used?
Because it delivers accurate thermocouple measurement, multi-sensor flexibility, strong diagnostics, and reliable integration into CompactLogix control systems.
