Product Details
Overview
The Allen-Bradley 1794-IRT8 is a high-precision FLEX I/O analog module designed to measure thermocouple and RTD signals. It supports 8 input channels, divided into two groups of 4, and integrates seamlessly with terminal base units 1794-TB3G, 1794-TB3GS, and 1794-TB3GK. The module provides reliable signal acquisition for industrial monitoring and process control applications.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Model / Part Number: 1794-IRT8
-
Product Type: FLEX I/O Thermocouple/RTD Input Analog Module
-
Number of Inputs: 8 channels (2 groups of 4)
-
Compatible Terminal Bases: 1794-TB3G, 1794-TB3GS, 1794-TB3GK
-
Input Voltage Ranges:
-
Thermocouples: -40…100 mV DC
-
RTDs: 0…325 mV DC
-
-
Resolution: 14 bits
-
Isolation Voltage: 50 V continuous, Basic insulation; type tested at 1365 V AC for 60 s (between field side and system). No isolation between channels
-
FlexBus Current: 20 mA nominal
-
Power Dissipation: 3.0 W max @ 31.2 V DC
-
Thermal Dissipation: Max 10.2 BTU/hr @ 31.2 V DC
-
Keyswitch Positions: 3
-
Indicators: Red/green power status LED
-
Operating Humidity: 5–95% non-condensing (IEC 60068-2-30 Test Db)
-
Vibration Resistance: 5 g @ 10–500 Hz (IEC 60068-2-6 Test Fc)
-
Dimensions (L x W x H): 6.9 × 9.4 × 9.4 cm
-
Weight: 2 kg
Applications
Ideal for precise temperature monitoring in manufacturing processes, chemical plants, and energy systems. Supports integration with existing FLEX I/O networks for scalable and reliable process control.
FAQ
Q: Can this module be used with all FLEX I/O bases?
A: It is compatible with 1794-TB3G, 1794-TB3GS, and 1794-TB3GK terminal bases.
Q: What types of sensors can it read?
A: Supports both thermocouples (-40…100 mV DC) and RTDs (0…325 mV DC).
Q: Is there isolation between individual channels?
A: No, individual channels are not isolated; isolation is provided between field and system side only.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
How to Train Your Maintenance Team for Industrial Automation Systems
Proper training of maintenance teams is essential to prevent downtime and ensure smooth operations in industrial automation. With PLCs, DCS, SCADA, and IoT systems, technicians need advanced skills to manage complex control systems. This guide provides a structured approach to building a capable team.
Understanding Fail-Safe in Siemens PLCs for Industrial Automation
In industrial automation, safety PLCs provide advanced protection beyond standard types. They safely shut down machinery during faults, reducing external hardware needs. Certified to SIL and IEC/ISO standards, they ensure functional safety in factory automation, protecting both personnel and critical equipment.
Understanding GE Fanuc Emerson Field Control for Industrial Automation
GE Fanuc Emerson’s Field Control I/O offered a compact, DIN-rail-mounted solution for industrial automation. Ideal for water treatment and process plants, its integrated design saved panel space and simplified wiring. Though reliable, this line is now obsolete, requiring a shift to modern, high-speed remote I/O.