Fluke 9144 9142 High-Temp Field Metrology Well

Description

The Fluke Calibration 9142 and 9144 Field Metrology Wells represent the industry standard for industrial temperature loop calibration. Designed for high-fidelity performance in harsh environments, these units combine the portability of dry-block calibrators with metrology-level stability and uniformity. The 9142 handles sub-zero to mid-range applications, while the 9144 is engineered for high-temperature process environments up to 660 °C.

Technical Specifications
Brand: Fluke Calibration
Model Series: 9142 (Low-Temp) / 9144 (High-Temp)
Temperature Range (9142): -25 °C to 150 °C
Temperature Range (9144): 50 °C to 660 °C
Display Accuracy (9142): ± 0.2 °C
Display Accuracy (9144): ± 0.35 °C at 50 °C to ± 0.5 °C at 660 °C
Stability (9142): ± 0.01 °C
Stability (9144): ± 0.03 °C at 50 °C to ± 0.05 °C at 660 °C
Axial Uniformity at 40 mm: ± 0.05 °C (9142) / ± 0.5 °C (9144)
Radial Uniformity: ± 0.01 °C (9142) / ± 0.05 °C (9144)
Heating Time: 15 minutes to maximum temperature
Cooling Time: 15 minutes (9142) / 35 minutes (9144)
Immersion Depth: 150 mm
Well Diameter: Ø 30 mm
Weight: 8.16 kg (9142) / 7.7 kg (9144)
Power Supply: 100 V to 115 V or 230 V, 50/60 Hz
Communication Interface: RS-232 and 9930 ITK

System Architecture and Integration
These field metrology wells feature Original Engineering that maximizes thermal block efficiency, ensuring rapid heating and cooling cycles without sacrificing stability. When equipped with the optional Process (-P) configuration, the 9142 and 9144 integrate a built-in two-channel readout. This allows for direct measurement of PRTs, RTDs, thermocouples, and 4-20 mA transmitters, complete with a 24 V loop power supply. This Technical Compatibility eliminates the need to carry separate multimeters or documentation tools into the field, streamlining the calibration workflow.

Industrial Application
In petrochemical refining and pharmaceutical manufacturing, precise temperature transmitter calibration is critical for process safety and regulatory compliance. The Fluke 9144 is specifically deployed for calibrating high-temperature distillation column sensors and steam lines, while the 9142 validates cold-chain storage, HVAC, and bioreactor loops. The rapid 15-minute stabilization minimizes downtime during critical plant turnarounds.

Procurement and Lifecycle
Standard Lead Time for these precision metrology instruments depends on the selected insert and process options. Regular factory recalibration is recommended to maintain the rigorous uncertainty specifications required by ISO 17025 and FDA standards.

Key Attributes
Type: Dry well furnace
Accuracy: ±0.35°C
Place of origin: China
Customized support: OEM, ODM
Power: Other
Protection Class: IP65
Voltage: 110-220V
Brand name: Fluke
Warranty: 1 years
Temperature Range: 122 to 1220°F (50 to 660°C)
Display Accuracy: ±0.35°C
Immersion (Well) Depth: 5.9" (150 mm)
Insert OD: 0.96" (24.4 mm)
Power Requirements: (±10%), 50/60 Hz, 1800 W
Computer Interface: RS-232 interface
Dimensions: 290 x 185 x 295 mm
Weight: 8.7 kg

Packaging and Delivery
Selling Units: Single item
Single package size: 55X35X42 cm
Single gross weight: 9.000 kg