Description
The new Series Field Metrology Wells (Fluke 9142, Fluke 9143 & Fluke 9144) extend high performance to the industrial process environment by maximizing portability, speed, and functionality with little compromise to metrology performance.
Field Metrology Wells are packed with functionality and are remarkably easy to use. They are lightweight, small, and quick to reach temperature set points, yet they are stable, uniform, and accurate. These industrial temperature loop calibrators are perfect for performing transmitter loop calibrations, comparison calibrations, or simple checks of thermocouple sensors. With the “process” option, there is no need to carry additional tools into the field. This optional built-in two-channel readout reads resistance, voltage, and 4–20 mA current with 24 volt loop power. It also has on-board automation and documentation. Combined, the three models (Fluke 9142, Fluke 9143, and Fluke 9144—each with a “process” option) cover the wide range of -25°C to 660°C.
Field Metrology Wells are designed for the industrial process environment. They weigh less than 8.2kg and have a small footprint, which makes them easy to transport. Optimized for speed, Field Metrology Wells cool to -25°C in 15 minutes and heat to 660°C in 15 minutes.
Field environment conditions are typically unstable, having wide temperature variations. Each Field Metrology Well has a built-in gradient-temperature compensation (patent pending) that adjusts control characteristics to ensure stable performance in unstable environments. In fact, all specifications are guaranteed over the environmental range of 13°C to 33°C.
Includes:
- 1 x 9143/9144 Insert “A”
Features:
- Whether you need to calibrate 4-20 mA transmitters or a simple thermostatic switch, a Field Metrology Well is the right tool for the job
- The optional process version (models 914X-X-P) provides a built-in two-channel thermometer readout that measures PRTs, RTDs, thermocouples, and 4-20 mA transmitters which includes the 24 V loop supply to power the transmitter
- Unlike traditional dry-wells, Field Metrology Wells maximize speed and portability without compromising the six key metrology performance criteria laid out by the EA: accuracy, stability, axial (vertical) uniformity, radial (well-to-well) uniformity, loading, and hysteresis.
- Field Metrology Well displays are calibrated with high-quality traceable and accredited PRTs.
- This device (process and non-process versions) comes with an IEC-17025 NVLAP-accredited calibration certificate, which is backed by a robust uncertainty analysis that considers temperature gradients, loading effects, and hysteresis.
- Tests can be easily viewed via the front panel.
- You’ll find Field Metrology Wells intuitive and easy to use. Each unit is equipped with a large, easy-to-read LCD display, function keys, and menu navigation buttons.
- Stability indicator that visually and audibly tells you the Field Metrology Wells is stable to the selectable criteria.
- This unit offers preprogrammed calibration routines stored in memory for easy recall, and all inputs are easily accessible via the front panel of the instrument.
- Lightweight, portable, and fast
- Built-in two-channel readout for PRT, RTD, thermocouple, 4-20 mA current
- True reference thermometry with accuracy to ±0.01°C
- On-board automation and documentation
Specifications:
- Power: 1800W, (±10%), 50/60 Hz
- Insert: 9143/9144 “A”
- Temperature Range at 23°C: 50°C to 660°C
- Display Accuracy:
- ±0.35°C at 50°C
- ±0.35°C at 420°C
- ±0.5°C at 660°C
- Stability:
- ±0.03°C at 50°C
- ±0.04°C at 420°C
- ±0.05°C at 660°C
- Axial Uniformity at 40mm:
- ±0.05°C at 50°C
- ±0.35°C at 420°C
- ±0.5°C at 660°C
- Radial Uniformity:
- ±0.02°C at 50°C
- ±0.05°C at 420°C
- ±0.10°C at 660°C
- Loading Effect (with a 6.35mm reference probe and three 6.35mm probes):
- ±0.015°C at 50°C
- ±0.025°C at 420°C
- ±0.035°C at 660°C
- Hysteresis: 0.1
- 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: 150mm
- Insert OD: 24.4mm
- Heating Time: 15 min: 50°C to 660°C
- Cooling Time:
- 35 min: 660°C to 50°C
- 25 min: 660°C to 100°C
- Resolution: 0.01°
- Display: LCD, °C or °F user-selectable
- Computer Interface: RS-232 interface
- Calibration: NVLAP accredited calibration included
- Automation: Use the 1586A Super-DAQ to automate temperature sensor calibration (sold separately)
- Dimensions (L x W x H): 295mm x 185mm x 290mm
- Weight: 7.7kg

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