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Finally, a digital substitute for your mercury-in-glass thermometers! Accurate and repeatable to ±0.05°C over its full range, the 1551A/1552A "Stik" Thermometer is the new "gold standard" of industrial temperature calibration. Whether working outdoors in environments where potentially explosive gases may be present or on the floor of a processing plant, the intrinsically-safe, battery operated, portable reference thermometer is designed to go where you work.
Technical Specifications
Measurement
Temperature Range
Temperature Resolution
Sample Rate
Accuracy (1-year)
Display Units
Sensor Type
Sensor Length
Sensor Position (from sheath tip)
Minimum Immersion Depth
Probe Sheath Material
Probe Temperature Coefficient
Probe Response Time
Probe Hysteresis
Calibration (included)
Characterization
Data Logging
Logging Options
Up to 10,000 time-stamped readings stored in internal memory
Logging Intervals
2 sec, 5 sec, 10 sec, 30 sec, or 60 seconds;
2 min, 5 min, 10 min, 30 min, or 60 minutes
Damping
Moving average of the most recent 2 to 10 readings
(ON/OFF, 2, 5, 10)
Communications
RS-232 stereo jack (access calibration parameters only)
Environmental
Operating Temperature
-10°C to 50°C (14°F to 122°F)
Storage Temperature
-20°C to 60°C (-4°F to 140°F)
Humidity
0% to 95% RH, non-condensing
Safety
EMC Compliance
EN 61326:2006 Annex C; CISPR II Edition 5.0-2009; Class B
Enclosure Rating
IP50
General Specifications
Power Supply (DC only)
3 x type 'AAA' 1.5-volt Alkaline batteries
Battery Life
300 hours (without LCD backlight)
Dimensions
114mm (H) x 57mm (W) x 25mm (D)
Weight
196g
Ordering Information
Model Name
Description
Fluke 1551A-9
1551A Ex Thermometer, Fixed RTD, -50°C to 160°C4.8mm x 229mm (3/16" x 9"); Includes NVLAP-accredited report of calibration, User's Guide on CD-ROM, 3 type 'AAA' batteries.
Fluke 1551A -12
1551A Ex Thermometer, Fixed RTD, -50°C to 160°C6.35mm x 305mm (1/4" x 12"); Includes NVLAP-accredited report of calibration, User's Guide on CD-ROM, 3 type 'AAA' batteries.
Fluke 1551A-20
1551A Ex Thermometer, Fixed RTD, -50°C to 160°C6.35mm x 508mm (1/4" x 20"); Includes NVLAP-accredited report of calibration, User's Guide on CD-ROM, 3 type 'AAA' batteries.
Fluke 1551A-9-DL
1551A Ex Thermometer, Fixed RTD, -50°C to 160°C, with Datalogging options4.8mm x 229mm (3/16" x 9"); Includes NVLAP-accredited report of calibration, User's Guide on CD-ROM, 3 type 'AAA' batteries.
Fluke 1551A-12-DL
1551A Ex Thermometer, Fixed RTD, -50°C to 160°C, with Datalogging options6.35mm x 305mm (1/4" x 12"); Includes NVLAP-accredited report of calibration, User's Guide on CD-ROM, 3 type 'AAA' batteries.
Fluke 1552A-12-DL
1552A Ex Thermometer, Fixed PRT, -80°C to 300°C, with Datalogging options6.35mm x 305mm (1/4" x 12"); Includes NVLAP-accredited report of calibration, User's Guide on CD-ROM, 3 type 'AAA' batteries.
Note: Model number appended with -9, -12, -20 indicates probe sheath length in mm and in inches. All probe diameters are 6.35mm (1/4 in) with the exception of the 1551A-9, which is 4.8mm diameter (3/16
Optional Accessories
Fluke 1551-CASE
Protective Carrying Case for both models
Fluke 1551-CBL
Cable, RS-232 155X