Product Details
Overview
The 1756-IR6I is a six-channel temperature-measuring analog module designed for Allen-Bradley ControlLogix systems. Each input is individually isolated, enabling precise and stable RTD measurements. This module supports high-resolution signal acquisition with advanced Sigma-Delta conversion and ensures long-term reliability under industrial environmental conditions.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Model / Part Number: 1756-IR6I
-
Module Type: Temperature-Measuring Analog Input Module
-
Input Channels: 6 individually isolated RTD inputs
-
Input Range:
-
1.87 Ω, 2.000 Ω, 4.000 Ω, 8.000 Ω
-
Resolution: 16-bit
-
1.87 Ω: 7.7 mΩ/bit
-
2.000 Ω: 15 mΩ/bit
-
4.000 Ω: 30 mΩ/bit
-
8.020 Ω: 60 mΩ/bit
-
Current Draw: 250 mA @ 5.1V, 125 mA @ 24V
-
Backplane Power: 4.25 W
-
Power Dissipation: 4.3 W max, Thermal dissipation 14.66 BTU/hr
-
Channel Bandwidth: 15 Hz
-
Settling Time: <80 ms to 5% full scale
-
Calibrated Accuracy (@ 25 °C): Better than 0.1% of range
-
Calibration Interval: 6 months
-
Offset Drift: 10 mΩ/°C
-
Gain Drift: Nominal 50 ppm/°C, Maximum 90 ppm/°C
-
Module Error: 0.54% of range
-
Module Scan Time:
-
25 ms minimum (floating point, ohms)
-
50 ms minimum (floating point, temperature)
-
10 ms minimum (integer, ohms)
-
Data Format: Integer mode (left justified, 2’s complement) and IEEE 32-bit floating point
-
Conversion Method: Sigma-Delta
-
Isolation Voltage: 50 V continuous, tested 1350 V AC for 2 s
-
Module Keying: Electronic, software configurable
-
RTB Keying: User-defined mechanical
-
Slot Width: 1
-
Temperature Codes: North American T4A, IEC T4
-
Enclosure: Open-style
Application Notes
-
Designed for precise temperature measurement using RTD sensors
-
Compatible with Allen-Bradley ControlLogix systems
-
Ideal for process control, environmental monitoring, and industrial automation requiring high-resolution analog inputs
FAQ
Q: How many channels does the 1756-IR6I support?
A: Six individually isolated RTD inputs.
Q: What is the calibrated accuracy?
A: Better than 0.1% of full scale at 25 °C.
Q: Is the module isolated?
A: Yes, each input is isolated from the backplane and from other channels.
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
Optimizing Power Supply Sizing for Industrial Automation Systems
The power supply is the silent heartbeat of any industrial automation system. While engineers often prioritize processors and communication protocols, a stable power architecture remains the most critical factor for long-term reliability. In my 15 years of experience, I have found that neglecting power supply sizing often leads to ghost errors, intermittent field device failures, and costly production downtime.
PLC vs. PAC: Navigating Selection in Modern Industrial Automation
Selecting the right controller is a fundamental decision in industrial automation. While the lines between Programmable Logic Controllers (PLC) and Programmable Automation Controllers (PAC) often blur, understanding their core architectural differences is essential for system reliability. Both controllers serve as the brain of control systems, yet their specific capabilities dictate their suitability for various factory automation tasks.
Transforming Textile Manufacturing: The Strategic Integration of Industrial Automation and AI
The textile industry stands at a critical technological crossroads. Legacy operations must now embrace digital transformation to remain competitive in a global market. By integrating advanced industrial automation—ranging from PLC-controlled machinery to sophisticated AI-driven analytics—manufacturers can significantly boost productivity, minimize material waste, and elevate overall product quality.