Fluke Calibration 1523 Reference Thermometer
Measure, graph, and record, three sensor types with one tool.

Overview
Features
- Sensor types: PRTs, RTDs, thermistors, and thermocouples
- PRT Accuracy: up to ± 0.011 °C
- Thermocouple Accuracy: up to ± 0.24 °C
- Precision thermistor Accuracy: ± 0.002 °C
- Single channel standard model with memory for 25 readings
- 0.3 second typical sample interval
- Thermocouple types C, E, J, K, L, M, N, T, U, B, R, S
- Statistics: maximum, minimum, average, standard deviation
What's in the Box
- The 1523-P1 includes the 1523 with 5616 PRT [-328 to 788°F, NIST traceable calibration, 100 ohm, 6.35 mm x 305 mm (1/4 in x 12 in)], universal TC INFO-CON connector, TPAK, and case.
- The 1523-P2 includes the 1523 Bundled with 5628 PRT [-328 to 1220°F, accredited calibration, 25 ohm, 6.35 mm x 305 mm (1/4 in x 12 in)], universal TC INFO-CON connector, TPAK, and case.
- The 1523-P3 includes the 1523 with 5627A PRT [-328 to 788°F, accredited calibration, 100 ohm, 6.35 mm x 305 mm (1/4 in x 12 in)], universal TC INFO-CON connector, TPAK, and case.
Description
The Fluke Calibration 1523 Reference Thermometers (formerly Hart Scientific) have the ability to measure, graph, and record PRTs, thermocouples, and thermistors. These precision thermometers deliver high accuracy, ±0.002 °C, wide measurement range, logging, and trending, all in a handheld tool you can take anywhere.
The 1523 is a versatile single-channel thermometer that measures, graphs, and records, three sensor types with one tool. Support for PRTs / RTDs, thermocouples, and thermistors provide flexibility to choose the right probe for the job. Download the data to a PC for analysis when you need it.
Documents
Accessories
Sensors/Probes
Accessories
Please consider these optional accessories.
Need Help? Call a Temperature engineer at 1-800-884-4967
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