Fluke 51 II Handheld Digital Probe Thermometer
Fluke 51 II Handheld Digital Probe Thermometer is rated out of 5 by 2.
Key features
- Single Input digital thermometer for lab, QA, process calibration, food safety and HVAC
- Measures J, K, T, and E-type thermocouples
- Presents results in °C, °F, or Kelvin (K) on a large backlit display
- Includes a relative time clock on MIN, MAX, and AVG to provide a time reference for major events
Product overview: Fluke 51 II Handheld Digital Probe Thermometer
The Fluke 51 II single input digital thermometer delivers fast response with laboratory accuracy (0.05% + 0.3°C). You can use the 51 II to measure contact temperature on motors, insulation, breakers, pipes, corroded connections, liquids, and wires with industrial standard J, K, T, or E-type thermocouple temperature sensors. The user friendly-front panel and large, backlit display make it easy to view results. And the sleep mode feature preserves battery life to give you a typical thousand hours of operation.
Other useful features:
- Easy-to-access battery door that allows replacing the battery without breaking the calibration seal
- Comes with splash- and dust-resistant case protected by an impact-absorbing holster and a three-year warranty
- Powered by three, standard AA batteries -30-
- Includes an electronic offset function that compensates for thermocouple errors to maximize overall accuracy
- Handles temperatures up to 900°C (1600°F)
- Provides a user-friendly front panel that is easy to set up and operate
- Offers sleep mode to increase battery life; 1000-hour battery life typical
- Offers optional ToolPak accessory to hang the thermometer from any metal object (with the rare earth magnet) or secure around a pipe (with hook-and-loop straps) for hands-free operation
Specifications: Fluke 51 II Handheld Digital Probe Thermometer
| Specifications | ||
| Temperature accuracy | Above -100°C | J, K, T, E, and N-type: ±[0.05% + 0.3°C]1 |
| R and S-type: ±[0.05% + 0.4°C]1 | ||
| Below -100°C | J, K, E, and N-types: ±[0.20% + 0.3°C]1 | |
| T-type: ±[0.50% + 0.3°C] | ||
| Temperature | J-type | -210°C to 1200°C |
| K-type | -200°C to 1372°C | |
| T-type | -250°C to 400°C | |
| E-type | -150°C to 1000°C | |
| N-type | -200°C to 1300°C1 | |
| R and S-type | 0°C to 1767°C1 | |
| Temperature scale | ITS-90 | |
| Applicable standards | NIST-175 | |
| Display resolution | 0.1°C, 0.1 K < 1000 | |
| 1°C, 1 K ≥ 1000 | ||
| 1. Only the Fluke Models 53 II B and 54 II Bthermometers are capable of measuring N, R, and S-type thermocouples. | ||
| Environmental Specifications | ||
| Operating temperature | -10°C to 50°C | |
| Storage temperature | -40°C to 60°C | |
| Humidity (without condensation) | 0% to 90%; 0°C to 35°C | |
| 0% to 70%; 0°C to 50°C | ||
| Safety Specifications | ||
| Overvoltage category | CSA C22.2 No. 1010.1 1992; EN 61010 Amendments 1,2 | |
| Agency approvals | CE, CSA, TÜV (pending) | |
| Mechanical and General Specifications | ||
| Size (L x W x D) | 173 x 86 x 38 mm | |
| Weight | 400 g | |
| Batteries | 3 AA batteries; typical 1000-hour life | |
Models: Fluke 51 II Handheld Digital Probe Thermometer
Fluke 51 II
Fluke 51 II Single Input Digital Thermometer
Includes:
- Impact absorbing holster
- One 80PK-1 bead probe thermocouple
Hello, Does this thermometer comes with a CAL Certificate?
The Fluke 51 II Handheld Digital Probe Thermometer CAL is available to purchase through our authorized distributors - https://www.fluke.com/en-us/where-to-buy. Please use Part Number #5160551 to order.
Date published: 2024-04-22
The product overview shows a max temp of 900C, but the specs show up to 1372C with a K type thermocouple. What is the tru max range of the device? Can I reach 1372?
The max range of the Fluke 51 II Handheld Digital Probe Thermometer is dependent on the type of thermocouple, but the K-type range is -200C to 1,372C.
Date published: 2024-03-21
Our company has 2 of these Fluke thermometers and they will be due for annual calibration in August. Where can I send these to get re-calibrated?
To get information regarding calibration services please contact Fluke Service at 888-993-5853 or email service@fluke.com.
Date published: 2024-10-23
Is a thermocouple included with the thermometer?
Rated 5 out of 5 by cmiddleton from Great Reliability! I bought this 2 years ago and its still in perfect condition! I have never had any trouble with this fluke. It continues to perform the way I need it to and never fails a calibration! I would recommend this fluke to anyone in the Vacuum Furnace indsutry!
Date published: 2016-12-07
Rated 5 out of 5 by Bill40 from Fluke thermometers accurate and reliable We use the Fluke 51-II units for our online temperature checks. I have found the units accurate and reliable. I also use the Fluke Lab calibration service to keep the units in calibration.
Date published: 2016-12-07
Manuals + resources: Fluke 51 II Handheld Digital Probe Thermometer
- 51 & 52 Series II | Users manual
- 53 & 54 Series II | Users manual
- 53IIB/54IIB | Users manual
- 51, 52 | Service manual
- 51, 52 | Service manual supplement
- 51, 52, 50S and 50D | Statement of memory volatility
- 51, 52, 53, 54 (and Series II and Series IIB) | Statement of memory volatility
- 51-54 Series II | Getting started
- 51-54 Series II | Service manual
- 51-54 Series II | Service manual supplement