Product Details
Product Description
The Allen Bradley 1746-BTM Barrel Temperature Module is designed for precise thermocouple input measurement and control within the SLC 500 platform. Supporting multiple thermocouple types, this module ensures accurate temperature monitoring and reliable integration with SLC processors. Its sigma-delta conversion and filtering capabilities provide stable readings in demanding industrial environments.
Technical Specifications
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Manufacturer Allen Bradley
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Product Line SLC 500 Series
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Module Type Barrel Temperature Control Module
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Part Number 1746-BTM
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Weight 0.63 lbs (0.28 kg)
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Inputs 4 thermocouple channels
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Compatible Processors SLC 5/02, 5/03, 5/04, 5/05
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Analog Inputs Thermocouple (Type J, Type K)
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Backplane Current (5 V) 110 mA
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Backplane Current (24 V) 85 mA
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Chassis Location Any slot except Channel 0
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Conversion Type Sigma-delta modulation
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Slots Required 1
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Analog Filtering Integrated low-pass digital filter
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Calibration Recommended every six months
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Connection Hardware 1746-RT32
Application Scenarios
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Barrel temperature monitoring in extrusion and molding processes
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Industrial heating systems requiring precise thermocouple input
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Integration into SLC 500 control systems for process automation
FAQ
Q: Which thermocouple types are supported by the 1746-BTM? A: The module supports Type J and Type K thermocouples.
Q: How often should the module be calibrated? A: Calibration is recommended every six months to maintain accuracy.
Q: Can the 1746-BTM be installed in any chassis slot? A: Yes, except Channel 0, which is reserved.
Comparable Models
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1746-BTM: Barrel Temperature Module (this model)
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1746-NT4: 4-channel thermocouple input module
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1746-NT8: 8-channel thermocouple input module for higher density
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
Why Programmable Logic Controllers Drop into Stop Mode: An Expert Analysis
Industrial automation systems rely heavily on Programmable Logic Controllers (PLCs) to maintain uninterrupted production. When a PLC unexpectedly shifts from Run to Stop mode, whole manufacturing lines stall.
As control systems evolve across modern factory automation, understanding the root causes of these interruptions helps engineers minimize costly downtime. This technical guide breaks down why PLCs trip into Stop mode and provides practical strategies to mitigate system faults.
Understanding Root Causes of Unplanned PLC Stop Mode in Industrial Automation
Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
Human-Machine Interfaces (HMIs) serve as the primary operational window into complex industrial automation systems. Modern HMIs convert raw machine data into clear graphical displays, enabling operators to oversee entire manufacturing processes in real time. Instead of relying on physical control panels full of hardwired switches, engineers program interactive screens using intuitive graphics, dynamic color coding, and responsive touch interfaces. Over my 15 years in control systems engineering, I have observed HMIs transform from basic display screens into sophisticated command centers that drive operational efficiency across DCS and PLC environments.