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1794-IRT8
1794-IRT8
  1. 1794-IRT8
  2. 1794-IRT8

Allen Bradley 1794-IRT8 Temperature Input Module

£910.75 inc VAT

In Stock · Delivered in 3–5 Working Days
Estimated UK delivery time, subject to order confirmation, courier services and destination. International delivery times vary.
Technical SpecificationsAllen Bradley
Model 1794IRT8
Series FLEX I/O
Input Signal Types • Resistance (RTD) • Millivolt (Thermocouple) • Voltage (±100 mV typical)
Type Temperature Input Module
Communication Protocol Determined by installed adapter (EtherNet/IP, DeviceNet, etc.)
Resolution 16-bit
Supported Sensor Types • RTDs: Pt100, Pt1000, Ni100, Cu10, Cu53 • Thermocouples: B, C, E, J, K, N, R, S, T
Mounting Type DIN rail via terminal base
Connection Type Screw terminal (via TB3G or TB3GS)
Weight Approx. 140 g
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Allen Bradley 1794-IRT8 Temperature Input Module

The AB 1794-IRT8 is a high-density temperature input module from the FLEX I/O family, designed to measure both thermocouple and RTD signals in industrial automation systems. Supporting up to eight input channels, the module accepts a wide range of temperature sensors including platinum, nickel, and copper RTDs, as well as thermocouples of types B, C, E, J, K, N, R, S, and T.

Technical Specifications

Model 1794IRT8
Series FLEX I/O
Type Temperature Input Module
Input Channels 8 analog inputs
Supported Sensor Types • RTDs: Pt100, Pt1000, Ni100, Cu10, Cu53 • Thermocouples: B, C, E, J, K, N, R, S, T
Resolution 16-bit
Terminal Base Compatibility TB3G, TB3GS
Application Precision temperature measurement in distributed control systems

Electrical Specifications

Input Signal Types • Resistance (RTD) • Millivolt (Thermocouple) • Voltage (±100 mV typical)
Accuracy ±0.5°C to ±2.0°C (varies by type and range)
Update Rate 250 ms typical for all 8 channels
Cold Junction Compensation Internal, per channel
Open Circuit Detection Yes
Channel Isolation Yes – channel-to-channel and to backplane
Backplane Current (5V) Approx. 90 mA
Backplane Current (24V) Approx. 100 mA
Analog Outputs 0
Input Impedance >10 MΩ (voltage inputs)

Mechanical Specifications

Width 94 mm
Height 46 mm
Depth 53 mm
Mounting Type DIN rail via terminal base
Connection Type Screw terminal (via TB3G or TB3GS)
Installation Orientation Vertical preferred
Weight Approx. 140 g
Front Installation Not supported – base-mounted only
Form Factor FLEX I/O plug-in module

Environmental Specifications

Operating Temperature 0…55 °C
Storage Temperature –40…85 °C
Relative Humidity 5% to 95% non-condensing
Shock Resistance 30 g, 11 ms (IEC 60068-2-27)
Vibration Resistance 2 g, 10–500 Hz (IEC 60068-2-6)
Altitude Rating Up to 2000 m
Pollution Degree 2
Ingress Protection IP20 (when enclosed)
Certifications CE, UL, cULus, RoHS

Compliance & Communication

System Compatibility FLEX I/O distributed system
Communication Protocol Determined by installed adapter (EtherNet/IP, DeviceNet, etc.)
Diagnostics Open sensor, over/under range, and fault detection
Configuration Software Studio 5000 / RSLogix 5000
I/O Mapping Automatically integrated through controller
Data Format Scaled temperature in engineering units

Related Products & Helpful Links

Frequently Asked Questions

How can I check whether 1794-IRT8 is the correct replacement?

Check the exact manufacturer part number, electrical ratings, interface type, mounting and equipment compatibility against your existing equipment and the manufacturer’s datasheet.

How quickly can 1794-IRT8 be delivered?

This product is listed as in stock, with estimated UK delivery in 3–5 working days. Delivery depends on order confirmation, courier services and destination.

Where can I check specifications and compatibility?

Review the specification information above and the product’s Downloads or Data Sheets tab, where documents are supplied. Our team can help check part numbers and installation compatibility.

What warranty does Drive Outlet Megastore offer?

Drive Outlet offers its own 2-year return-to-base warranty unless otherwise stated. Manufacturer warranties may not apply; please review the Terms and Conditions before ordering.

Weight 0.14 kg

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1794-IRT8_Product-Profile.pdf1794-IRT8_Selection-Guide.pdf1794-IRT8_User-Manual.pdf1794-IRT8_Installation-Instructions.pdf

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