Fluke 9144 Dry Block Calibrator

The Fluke 9144 Dry Block Calibrator and 9142, 9143, and 9144 Field Metrology Wells bring high-performance temperature calibration to industrial environments by seamlessly combining portability, speed, and functionality without compromising metrology standards. These lightweight, compact, and user-friendly devices are engineered for demanding field applications, enabling rapid temperature set point adjustments with exceptional accuracy, stability, and uniformity. Perfect for tasks such as transmitter loop calibrations, thermocouple sensor checks, and comparison calibrations, they provide a comprehensive solution for field-based measurement and testing.

With the “process” option, these devices are equipped with a built-in two-channel readout that measures resistance, voltage, and 4–20 mA current, eliminating the need to carry additional tools. Featuring on-board automation and documentation capabilities, the 9142, 9143, and 9144 models cater to a broad range of temperature calibration needs, covering a span of –25 °C to 660 °C.

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• Three distinct models (9142, 9143, 9144) are tailored to cover a wide temperature range.
• Integrated two-channel process readout measuring resistance, voltage, and current with 24V loop power.
• Patent-pending gradient-temperature compensation for stable performance in fluctuating field conditions.
• User-friendly interface for quick setup and control.
• Robust build ensuring long-lasting usage in industrial environments.

• Display accuracy: ±0.2°C full range
• Stability: ±0.01°C full range
• Axial uniformity at 40 mm (1.6 in): ±0.05°C full range
• Radial uniformity: ±0.01°C full range
• Loading effect (with a 6.35 mm reference probe and three 6.35 mm probes): ±0.006°C full range
• Hysteresis: 0.025
• Operating conditions: 0°C to 50°C, 0% to 90% RH (non-condensing)
• Environmental conditions (for all specifications except temperature range): 13°C to 33°C
• Immersion (well) Depth: 150 mm (5.9 in)
• Insert OD: 30 mm (1.18 in)

• Lightweight and Portable: Weighing less than 8.2 kg (18 lb), these devices are easy to transport to remote or rugged field locations.
• Optimized for Speed: Rapid heating and cooling; cool to –25 °C within 15 minutes and heat to 660 °C in 15 minutes.
• Reliable in Challenging Environments: Patent-pending gradient-temperature compensation ensures stability in variable field conditions.
• Comprehensive Calibration: On-board automation, documentation, and multi-channel process measurement simplify complex calibration tasks.
• Cost-Effective: The multi-functional “process” option eliminates the need for additional tools, saving costs and increasing efficiency.

• Transmitter Loop Calibration: Ensure accurate performance of installed transmitters in industrial setups.
• Comparison Calibration: Test and verify thermocouple and temperature sensor accuracy with ease.
• Field and Laboratory Usage: Perform dependable and precise calibrations whether in the field or a controlled lab environment.
• On-Site Troubleshooting: The “process” function allows technicians to diagnose and resolve field issues without carrying extra tools.
• Process Industry Support: Ideal for use in power plants, manufacturing facilities, and other energy sector operations.

The 9142, 9143, and 9144 Field Metrology Wells provide unmatched reliability and efficiency, making them the go-to choice for industrial temperature measurement and calibration tasks. Designed to meet the demands of the power and energy sector, they help drive successful project outcomes with high accuracy and minimal downtime.