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1794-IT8
1794-IT8
  1. 1794-IT8
  2. 1794-IT8

Allen Bradley 1794-IT8 Temperature Input Module

£846.35 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 1794IT8
Series FLEX I/O
Input Type Thermocouple, RTD, Voltage, Resistance
Input Signal Type mV (thermocouple), Ω (RTD), DC voltage
Type Temperature Input Module
Input Range Based on thermocouple type
Resolution 14-bit
Supported Sensor Types B, C, E, J, K, N, R, S, T thermocouples
Mounting Type DIN rail (via terminal base)
Connection Type Screw terminal via TB3/TB3S/TB3T/TB3TS base
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SKU: 1794-IT8 Category: Tags: , , Brand:
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Allen Bradley 1794-IT8 Temperature Input Module

The AB 1794-IT8 is a high-density thermocouple input module from the FLEX I/O series, designed to acquire accurate temperature measurements in distributed control applications. Supporting 8 analog input channels for a wide range of thermocouple types—including B, C, E, J, K, N, R, S, and T—this module delivers 14-bit resolution for precise monitoring and process control.

Technical Specifications

Model 1794IT8
Series FLEX I/O
Type Temperature Input Module
Input Channels 8 analog thermocouple inputs
Supported Sensor Types B, C, E, J, K, N, R, S, T thermocouples
Resolution 14-bit
Input Type Thermocouple, RTD, Voltage, Resistance
Terminal Base Compatibility TB3, TB3S, TB3T, TB3TS

Electrical Specifications

Input Signal Type mV (thermocouple), Ω (RTD), DC voltage
Input Range Based on thermocouple type
Update Rate 250 ms typical for all 8 channels
Accuracy ±0.5°C to ±2.0°C depending on type and range
Isolation Channel-to-channel and channel-to-backplane isolation
Conversion Method Delta-sigma
Analog Outputs 0
Backplane Power Consumption Approx. 450 mW
Input Impedance >1 MΩ (voltage inputs)

Mechanical Specifications

Width 94 mm
Height 46 mm
Depth 53 mm
Mounting Type DIN rail (via terminal base)
Installation Orientation Horizontal
Connection Type Screw terminal via TB3/TB3S/TB3T/TB3TS base
Weight Approx. 140 g
Front Installation No – installed via base unit
Rack Mountable No – FLEX I/O distributed I/O

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)
Pollution Degree 2
Altitude Rating Up to 2000 m
Certifications CE, UL, cULus, FM, ATEX (when used with certified base)

Compliance & Communication

Network Integration Requires communication adapter (not integrated)
Supported Protocols Depends on chosen FLEX I/O adapter (e.g., EtherNet/IP, DeviceNet, ControlNet)
System Compatibility FLEX I/O distributed I/O platform
Data Format Scaled integer
Diagnostics Status bits per channel
Cold Junction Compensation Provided internally
I/O Mapping Configurable in RSLogix/Studio 5000

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Frequently Asked Questions

How can I check whether 1794-IT8 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-IT8 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-IT8_Product-Profile.pdf1794-IT8_Selection-Guide.pdf1794-IT8_User-Manual.pdf1794-IT8_Installation-Instructions.pdf

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