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Fluke 1523 Handheld Thermometer Readout
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Brand:
Fluke
Range:
PRTs: –200 °C to 1000 °C, Thermocouples –200 °C to 2315 °C, Precision thermistors: –50 °C to 150 °C
Accuracy:
PRTs: up to ±0.011 °C, Thermocouples: ±0.24 °C for J,K,L,M, Precision thermistors: ±0.002 °C
Operating Temperature:
-10°C to 60°C (Best accuracy 13°C to 33°C)
Power :
3 AA alkaline batteries
Dimensions:
96 x 200 x 47 mm (3.75 x 7.9 x 1.86 in)
Weight:
0.65 kg (1.4 lb)
Fluke 1523 Handheld Thermometer Readout
The Fluke 1523 Handheld Thermometer is a versatile and reliable tool designed for professionals who require accurate temperature measurements in various industrial applications. This article explores the working principle of the device, its diverse applications, and offers practical usage tips to maximize its potential.
The Fluke 1523 Handheld Thermometer utilizes current reversal, a technique used in high-end instruments that eliminates thermal EMFs for precision temperature measurements. It supports three sensor types: PRTs (Platinum Resistance Thermometers), thermocouples, and precision thermistors, providing flexibility to choose the right probe for the job. The device is designed to withstand harsh conditions and temperature extremes, ensuring its durability and reliability in various environments.
The Fluke 1523 Handheld Thermometer is suitable for a wide range of applications, including calibration, loop checking, plant startup, troubleshooting, maintenance, and repair. Its versatility makes it an ideal choice for professionals in various industries, such as automotive, aerospace, and oil and gas, where precise temperature measurements are crucial for ensuring efficient operations and maintaining safety standards.
Usage Tips
To achieve accurate measurements with the Fluke 1523 Handheld Thermometer, it is essential to follow proper installation procedures. The thermocouple wires should be connected to the appropriate thermocouple plug, ensuring that the junction is at the desired measurement point. The user should also ensure that the thermocouple wires are properly insulated and shielded to prevent any interference from external sources.
Regular calibration and verification of the thermocouple plug kit are crucial for maintaining accuracy and reliability. Users should refer to the manufacturer's instructions for calibration procedures and use a traceable calibration source to ensure accurate temperature measurements. Additionally, verifying the thermocouple plug kit's accuracy against a known reference temperature is recommended to detect any potential issues.
Before each use, inspecting the Fluke 1523 Handheld Thermometer for any damage or wear is essential. Users should also ensure that the thermocouple wires are properly insulated and shielded to prevent any damage during handling and transportation. For cleaning, a damp cloth and mild detergent are sufficient; abrasive cleaners, solvents, or alcohol should be avoided to prevent damage to the thermocouple wires.
Fluke 1523 Handheld Thermometer Readout Specifications:
- Input channels: 1
- Logging: 25 readings with statistics
- Sample interval (normal): 1 second
- Sample interval (fast mode): 0.3 seconds (see technical manual for details)
- Sensor types: PRTs, RTDs, Thermistors, and Thermocouples
- Thermocouple types: C, E, J, K, L, M, N, T, U, B, R, S
- Operating temperature: -10°C to 60°C (Best accuracy 13°C to 33°C)
- Power requirements: 3 AA alkaline batteries
- Size : 96 x 200 x 47 mm(3.75 x 7.9 x 1.86 in)
- Weight: 0.65 kg (1.4 lb)
- Environmental conditions for best accuracy: 13°C to 33°C
- Millivolt range and accuracy : –10 mV to 75 mV ±(0.005% + 5 μV)
- Resistance range and accuracy : 0 Ω to 400 Ω ±(0.004% + 0.002 Ω), 200 Ω to 50 kΩ ±(0.01% + 0.5 Ω), 50 kΩ to 500 kΩ ±(0.03%)
- Temperature coefficient, voltage (-10°C to 13°C , +33°C to 60°C): ±(0.001%/°C + 1 μV/°C)
- Temperature coefficient, resistance (-10°C to 13°C , +33°C to 60°C):
- 0.0008%/°C + 0.0004 Ω (0 Ω to 400 Ω)
- 0.002%/°C + 0.1 Ω (0 Ω to 50 kΩ)
- 0.06%/°C + 0.1 Ω (50 kΩ to 500 kΩ)
- Excitation current, resistance:
- 1 mA (0 Ω to 400 Ω)
- 10 μA (0 Ω to 50 kΩ)
- 2 µA (50 kΩ to 500 kΩ)
| Thermocouple Equivalent Temperature Accuracies (readout only) | |
| Type B | ±0.85°C from 600°C to 800°C |
| ±0.68°C from 800°C to 1000°C | |
| ±0.57°C from 1000°C to 1800°C | |
| Type C | ±0.32°C from 100ºC to 550°C |
| ±0.71°C from 550°C to 2300°C | |
| Type E | ±0.52°C from -200°C to 0°C |
| ±0.22°C from 0°C to 950°C | |
| Type J | ±0.52°C from -200°C to 0°C |
| ±0.23°C from 0°C to 1200°C | |
| Type K | ±0.61°C from -200°C to 0°C |
| ±0.24°C from 0°C to 1370°C | |
| Type L | ±0.36°C from -200°C to 0°C |
| ±0.23°C from 0°C to 1370°C | |
| Type M | ±0.26°C from -20°C to 0°C |
| ±0.25°C from 0°C to 400°C | |
| ±0.22°C from 400°C to 1400°C | |
| Type N | ±0.72°C from -200°C to 0°C |
| ±0.28°C from 0°C to 1300°C | |
| Type R | ±1.09°C from -20°C to 0°C |
| ±0.97°C from 0°C to 500°C | |
| ±0.49°C from 500°C to 1750°C | |
| Type S | ±1.05°C from -20°C to 0°C |
| ±0.95°C from 0°C to 500°C | |
| ±0.56°C from 500°C to 1750°C | |
| Type T | ±0.60°C from -200°C to 0°C |
| ±0.25°C from 0°C to 400°C | |
| Type U | ±0.54°C from -200°C to 0°C |
| ±0.24°C from 0°C to 400°C | |
| Accuracies are based on internal Reference Junction Compensation. Refer to Technical manual for equivalent accuracies with an external reference junction. | |
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Fluke 1523 Handheld Thermometer Readout
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