1769 Compact I/O | Allen-Bradley | 1769-IT6 ser A Thermocouple Mv Input Module 6chnl AB

Product Description: Allen-Bradley 1769-IT6

The Allen-Bradley 1769-IT6 is a 6-channel thermocouple and millivolt input module designed for use with CompactLogix or MicroLogix 1500 systems. It provides high-resolution temperature input for thermocouples or low-voltage millivolt sensors. The module includes integrated cold junction compensation (CJC) and supports a wide range of thermocouple types, making it suitable for process and temperature monitoring applications.

Key Features

• 6 differential input channels
• Supports thermocouple types: J, K, T, E, R, S, B, N
• Also accepts low-level analog signals (±50 mV, ±100 mV)
• Built-in cold junction compensation (CJC)
• 16-bit resolution
• Configurable input filtering and scaling
• Diagnostic capabilities for open thermocouple detection
• Compatible with CompactLogix and MicroLogix 1500 controllers
• Uses RSLogix 5000 or Studio 5000 for configuration

Technical Specifications

• Channels: 6 differential inputs
• Input Types: Thermocouple (J, K, T, E, R, S, B, N), millivolt (±50 mV, ±100 mV)
• Resolution: 16 bits
• Conversion Rate: 10–60 ms per channel (configurable)
• Cold Junction Compensation: Integrated
• Accuracy: ±0.5°C typical (depends on type and range)
• Operating Temperature: 0°C to +60°C
• Isolation: 750V AC channel-to-backplane
• Power Supply: 5V DC from backplane
• Backplane Current Draw: 120 mA @ 5V DC
• Mounting: DIN rail (via 1769 chassis)
• Enclosure: Open type (IP20)
• Certifications: UL, CE, cULus, RoHS

Application Areas

• Industrial temperature monitoring and control
• Food and beverage processing
• Environmental and HVAC systems
• Laboratory equipment and test benches
• OEM machines requiring accurate temperature input

Advantages

• Supports a broad range of thermocouple types and mV inputs
• Built-in CJC eliminates the need for external compensation
• Easy to configure within Studio 5000 or RSLogix environments
• Compact design for space-constrained panels
• Reliable and accurate measurement for critical process control