- Operate in temperatures ranging from -200 °C to 160 °C.
- Accuracy of ± 0.05 °C.
- Both the transition junction and lead wires of these PRTs can withstand the full PRT temperature range.
- Unique probe seal prevents moisture ingress.
- Come with NVLAP-accredited calibration.
- Highly accurate thermo hygrometer and humidity monitor.
- Measure temperature to ± 0.125 °C and humidity to ± 1.5% on two channels.
- Offers networking capabilities via Ethernet or RS-232, connect multiple Fluke 1620s.
- Powerful logging and analysis tools, including the LogWare III software for real-time logging, data storage, and integration with MET/CAL® software.
- Temperature control from 100°C to 1210°C
- Two models to choose from: Reference (ADT878) and Standard (ADT875)
- Display Accuracy of ±1.5°C (ADT878)
- 4 on-board measurement channels (PC option)
- Process calibrator option provides a multi-channel readout for TCs, switches and transmitters, including task documentation and HART communication
- ISO 17025-accredited calibration w/data included
- Exceptional stability (±0.005 °C) and axial uniformity (±0.02 °C over a 60 mm zone).
- Immersion depth to 203 mm (8 in)
- Optional ITS-90 reference input reads PRTs to ±0.006 °C
- Wide Temperature range from –45 °C to 700 °C
- 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
- Metrology performance in accuracy, stability, uniformity, and loading
- 1502A: accuracy up to ±0.006 °C.
- 1504: accuracy up to ±0.002 °C plus ability to measure thermistor temperature sensors.
- 1502A: covers –200°C to 962°C
- 1504: covers 0 to 100°C





