Hart 9009 Industrial Dual-Block Calibrator

• Temperatures from –15°C to 350°C in one unit

• Two wells in each block for simultaneous comparison calibrations

• Rugged, lightweight, water-resistant enclosure

Hart 9103, 9140, 9141 Field Dry-Wells

• Lightweight and very portable

• Accuracy to ±0.25°C

• RS-232 and Interface-it software included

• Easy to recalibrate

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Hart 9105, 9107, 9122, 9127 Laboratory Dry-Well Calibrators

• High-Accuracy Dry-Wells Models 9105, 9107, 9122, and 9127
• World’s best dry-wells—accurate to 0.1°C, stable to ±0.005°C
• Largest-capacity temperature wells
• Model 9107 reaches lowest temperatures: –45°C in 23°C ambient

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Hart 9142, 9143, 9144 Field Metrology Well Calibrators

• Lightweight, portable, and fast
• Cool to –25 °C in 15 minutes and heat to 660 °C in 15 minutes
• 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
• Metrology performance in accuracy, stability, uniformity, and loading

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