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Allen-Bradley 1756-IRT8I | High-Resolution Analog Input Module for Temperature and Resistance Measurements
Overview
The Allen-Bradley 1756-IRT8I is a versatile analog input module designed for ControlLogix systems. It offers eight individually isolated channels capable of measuring RTD, thermocouple, millivolt, and resistance inputs. This module provides high-resolution data acquisition, making it ideal for precise temperature and resistance monitoring in industrial applications.
Key Features
-
Input Channels: 8 individually isolated
-
Supported Input Types:
-
RTD (e.g., Pt100, Pt1000, Ni120)
-
Thermocouple (Types B, C, E, J, K, N, R, S, T, TXK/XK, L)
-
Millivolt: -100 to +100 mV DC
-
Resistance: 1–500 Ω, 2–1000 Ω, 4–2000 Ω, 8–4000 Ω
-
-
Resolution: 24-bit signed
-
Cold Junction Compensation (CJC): Supports 2 channels
-
Data Features:
-
On-board data alarming
-
Scaling to engineering units
-
Real-time channel sampling
-
-
Configuration:
-
Electronic module keying (software configurable)
-
Mechanical RTB keying (user-defined)
-
-
Mounting: Chassis-based installation
-
Enclosure Type: Open-style (no enclosure)
-
Certifications: UL, CE, CSA, ATEX, IECEx, RCM, CCC
Technical Specifications
-
Catalog Number: 1756-IRT8I
-
Input Ranges:
-
Resistance: 1–500 Ω, 2–1000 Ω, 4–2000 Ω, 8–4000 Ω
-
Millivolt: -100 to +100 mV DC
-
-
Operating Temperature: 0°C to 60°C (32°F to 140°F)
-
Storage Temperature: -40°C to 85°C (-40°F to 185°F)
-
Relative Humidity: 5% to 95% non-condensing
-
Vibration: 2 g @ 10–500 Hz
-
Shock: 30 g operating, 50 g non-operating
-
Removable Terminal Block (RTB) Options:
-
1756-TBCH (36-pin cage-clamp)
-
1756-TBS6H (36-pin spring-clamp)
-
-
Dimensions (HxWxD): Refer to datasheet
-
Weight: Refer to datasheet
Applications
-
Industrial temperature monitoring
-
Process control systems
-
Resistance measurement applications
-
Integration with RTD and thermocouple sensors
-
Precise data acquisition in manufacturing environments
Why Choose the 1756-IRT8I?
-
Versatility: Supports multiple input types including RTD, thermocouple, mV, and resistance
-
High Resolution: 24-bit resolution for precise measurements
-
Isolation: Individually isolated channels enhance signal integrity
-
Integration: Seamlessly integrates with ControlLogix systems
-
Flexibility: Configurable input ranges and types per channel
Order Now
Available and ready to ship globally.
Description
Allen-Bradley 1756-IRT8I | High-Resolution Analog Input Module for Temperature and Resistance Measurements
Overview
The Allen-Bradley 1756-IRT8I is a versatile analog input module designed for ControlLogix systems. It offers eight individually isolated channels capable of measuring RTD, thermocouple, millivolt, and resistance inputs. This module provides high-resolution data acquisition, making it ideal for precise temperature and resistance monitoring in industrial applications.
Key Features
-
Input Channels: 8 individually isolated
-
Supported Input Types:
-
RTD (e.g., Pt100, Pt1000, Ni120)
-
Thermocouple (Types B, C, E, J, K, N, R, S, T, TXK/XK, L)
-
Millivolt: -100 to +100 mV DC
-
Resistance: 1–500 Ω, 2–1000 Ω, 4–2000 Ω, 8–4000 Ω
-
-
Resolution: 24-bit signed
-
Cold Junction Compensation (CJC): Supports 2 channels
-
Data Features:
-
On-board data alarming
-
Scaling to engineering units
-
Real-time channel sampling
-
-
Configuration:
-
Electronic module keying (software configurable)
-
Mechanical RTB keying (user-defined)
-
-
Mounting: Chassis-based installation
-
Enclosure Type: Open-style (no enclosure)
-
Certifications: UL, CE, CSA, ATEX, IECEx, RCM, CCC
Technical Specifications
-
Catalog Number: 1756-IRT8I
-
Input Ranges:
-
Resistance: 1–500 Ω, 2–1000 Ω, 4–2000 Ω, 8–4000 Ω
-
Millivolt: -100 to +100 mV DC
-
-
Operating Temperature: 0°C to 60°C (32°F to 140°F)
-
Storage Temperature: -40°C to 85°C (-40°F to 185°F)
-
Relative Humidity: 5% to 95% non-condensing
-
Vibration: 2 g @ 10–500 Hz
-
Shock: 30 g operating, 50 g non-operating
-
Removable Terminal Block (RTB) Options:
-
1756-TBCH (36-pin cage-clamp)
-
1756-TBS6H (36-pin spring-clamp)
-
-
Dimensions (HxWxD): Refer to datasheet
-
Weight: Refer to datasheet
Applications
-
Industrial temperature monitoring
-
Process control systems
-
Resistance measurement applications
-
Integration with RTD and thermocouple sensors
-
Precise data acquisition in manufacturing environments
Why Choose the 1756-IRT8I?
-
Versatility: Supports multiple input types including RTD, thermocouple, mV, and resistance
-
High Resolution: 24-bit resolution for precise measurements
-
Isolation: Individually isolated channels enhance signal integrity
-
Integration: Seamlessly integrates with ControlLogix systems
-
Flexibility: Configurable input ranges and types per channel
Order Now
Available and ready to ship globally.