Product Details
Product Description
The Emerson DeltaV RTD Terminal Block, model KJ4001X1-CH1 (order code 12P1811X032), is designed for precise resistance temperature detector (RTD) signal handling in industrial automation systems. Supporting both 2-wire and 3-wire RTDs, the block provides excitation current for 2-wire configurations, linearizes RTD signals, and incorporates cold junction compensation to ensure accurate temperature measurement. Built with diagnostic features and hazardous area certification, it offers reliable performance in demanding environments.
Technical Specifications
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Manufacturer: Emerson
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Series: DeltaV Control System
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Model / Part Number: KJ4001X1-CH1 (12P1811X032)
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Category: PLCs / Machine Control
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Subcategory: RTD Terminal Block
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Supported Inputs: 2-wire and 3-wire RTDs
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Excitation Current: Provided for 2-wire RTDs
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Signal Processing: Linearization and cold junction compensation
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Diagnostics: Fault detection and reporting
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Mounting: DIN rail compatible
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Certifications: Hazardous area approved
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Input Power Rating: 5 VDC @ 100 mA
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Output Signal: 4–20 mA DC
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Resolution: 0.01% of full scale
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Accuracy: ±0.1% of full scale
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Operating Temperature: -40°C to +70°C
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Storage Temperature: -40°C to +85°C
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Relative Humidity: 5%–96% non-condensing
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Vibration Resistance:
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1 mm peak-to-peak (2–13.2 Hz)
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0.7 g acceleration (13.2–150 Hz)
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Shock Resistance: 10 g half-sine wave, 11 ms duration
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Ingress Protection: IP66
Application Scenarios
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Provides accurate RTD signal conversion for DeltaV distributed control systems.
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Suitable for industries requiring precise temperature monitoring, such as petrochemical, power generation, and water treatment.
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Ensures reliable operation in hazardous and high-vibration environments.
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
The Shift to Flexible IO Modules in Modern Industrial Automation
Traditional control systems rely on dedicated Input Output (IO) cards for industrial automation. Each conventional module processes a single signal type, such as Digital Input (DI), Digital Output (DO), Analog Input (AI), or Analog Output (AO). A standard 16-channel card accepts only one specific channel type across all ports. This inflexible hardware design often creates severe engineering bottlenecks during project execution. Engineers frequently must install entirely new cards to accommodate a single extra sensor. Consequently, late design changes increase control cabinet space requirements and drive up project costs.
DCS Commissioning Steps in Industrial Automation Projects
Commissioning a Distributed Control System (DCS) represents a crucial milestone when deploying modern process automation infrastructure. Field engineers must execute systematic verification steps to transition complex control hardware from static installation to dynamic plant control. Proper commissioning ensures that controllers, I/O modules, network switches, and HMI software operate in strict compliance with engineering design specifications before introducing live process fluids.
PLC and DCS Control System Spares Strategy: Engineering Guidelines
Modern factory automation relies on high-speed fiber optic backbones to link distributed control systems across noise-intensive industrial environments. Unlike copper wiring, optical fibers transmit data via light pulses, making them completely immune to electromagnetic interference (EMI). Field engineers must master optical cable joining and fusion splicing techniques to guarantee low-loss data transmission across critical Programmable Logic Controller (PLC) and Distributed Control System (DCS) nodes.