Product Details
Product Description
The Allen-Bradley 1756-IT16 ControlLogix Thermocouple Input Module is a high-performance solution for precise temperature measurement across multiple thermocouple types. Designed for industrial automation systems, it supports 16 input channels with ITS-90 linearization, ensuring accurate readings and reliable integration into ControlLogix platforms.
Technical Specifications
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Manufacturer: Allen-Bradley
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Product Number: 1756-IT16
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Product Type: ControlLogix 16-Channel Thermocouple Input Module
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Supported Thermocouple Types: B, C, D, E, J, K, N, R, S, T, TXK/XK (L)
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Linearization Standard: ITS-90
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Operating Voltage Range: 19.2–30 VDC
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Current Draw @ 5.1 VDC: 200 mA
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Current Draw @ 24 VDC: 80 mA
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Total Backplane Power: 3 W
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Maximum Power Dissipation: 3 W
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Thermal Dissipation: 9.9 BTU/hr
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Open Circuit Detection: Positive full-scale reading within 2 seconds
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Isolation Voltage: 250 V continuous, reinforced insulation type (inputs to backplane); no isolation between individual inputs
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Shipping Weight: 2 kg
Application Scenarios
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Temperature Monitoring: Accurate measurement across a wide range of thermocouple types
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Process Control: Reliable integration into ControlLogix systems for industrial automation
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Safety-Critical Systems: Reinforced insulation ensures dependable isolation between inputs and backplane
FAQ
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Q: Which thermocouple types are supported? A: The 1756-IT16 supports B, C, D, E, J, K, N, R, S, T, and TXK/XK (L).
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Q: What is the isolation rating? A: It provides 250 V continuous reinforced insulation between inputs and the backplane, but no isolation between individual inputs.
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Q: How quickly does the module detect open circuits? A: It registers a positive full-scale reading within 2 seconds.
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Q: How does this module compare to analog input modules? A: Unlike general analog input modules, the 1756-IT16 is optimized for thermocouple signals with ITS-90 linearization for precise temperature measurement.
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
Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
Standard electromechanical relays provide basic electrical isolation between low-voltage control circuits and high-power output loads. A traditional switching relay features a magnetic coil driving mechanical Common (COM), Normally-Open (NO), and Normally-Closed (NC) contacts. However, standard relays pose severe functional risks when deployed in critical safety interlock circuits. High current inrush or mechanical wear can weld contacts together permanently. If contact welding occurs in an emergency stop circuit, pressing the button fails to halt hazardous machinery movements. Consequently, global functional safety standards prohibit standard relays for critical machine guarding functions.
Mastering Wire Identification in Industrial Automation: The Power of Ferrules and Cross-Ferruling
Proper wire labeling forms the cornerstone of reliable control system installation and long-term maintenance. In complex industrial automation environments, technicians terminate thousands of conductor ends inside control panels, marshalling racks, and field junction boxes. Ferrules serve as individual tube-shaped sleeve markers slipped onto conductors before final termination. While technicians historically relied on pre-printed individual letter rings, modern control panel builders utilize automated ferrule printing machines. These thermal-transfer printers generate durable, single-sleeve heat-shrink tags directly matching approved wiring schematics, significantly accelerating cabinet assembly workflows.
Understanding Marshalling Cabinets in Industrial Automation and Control Systems
Marshalling cabinets serve as the crucial connection hub between field instruments and centralized processing units. In large DCS and PLC control system architectures, hundreds of multipair field cables run from local junction boxes to the central instrument equipment room. The marshalling cabinet houses field terminal blocks, surge arresters, intrinsic safety isolation barriers, and interposing relays. By segregating field field-wiring terminations from sensitive processor hardware, engineers protect expensive controller backplanes from high-voltage transients. Consequently, this modular separation dramatically streamlines maintenance workflows and simplifies system expansion.