- 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
- Highly accurate, easy-to-use thermocouple temperature calibrator
- Measures and simulates 17 thermocouple types and millivolts
- Measures 4 to 20 mA signals while sourcing a temperature signal
- Comes with a magnetic hanger for convenient hands-free operation
- Features configurable source settings for quick linearity checks
- Supports four channels for PRTs, thermistors, and thermocouples, accommodating a variety of sensor types.
- Display eight user-selected data fields from any channel.
- Log up to 8,000 readings with date and time stamps for data tracking.
- Constructed using metal samples with purity of at least 99.9999 % (six 9s) and, in many cases, 99.99999 % (seven 9s).
- Every ITS-90 fixed point available from argon to copper
- Plateaus last days (gallium for weeks and TPW for months).
- Accredited Cell Intercomaparisons available.
- Complete pressure, temperature, and mA loop calibrator
- Troubleshoot and calibrate HART smart digital transmitters
- Create calibration procedures and automatically document results
- Temperature ranges from –10°C to 375°C.
- Accuracy to ±0.25°C, with stability of ±0.05°C at 0°C.
- Equipped with an RS-232 interface for connectivity.
- 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
- Precision multifunction, temp, frequency, voltage, and mA calibrator
- Calibrates thermocouples and RTD temperature instruments
- Stores up to eight calibration results in memory for analysis
- Built-in 24 V Loop Power Supply
- Most stable temperature controllers available
- Resolution as high as 0.00018°C
- RS-232 interface included for automating applications








