Description

The Fluke 1551A/1552A Intrinsically Safe Thermometers are designed to provide accurate temperature measurements in hazardous locations. With a temperature range of -50°C to 160°C and an accuracy of ±0.05°C, these thermometers are ideal for industrial and commercial applications.

The Fluke 1551A/1552A thermometers feature a selectable sample rate and readout temperature coefficient, allowing for precise temperature measurements. Additionally, the optional data logging feature allows for up to 10,000 time-stamped readings to be stored to internal memory.

Fluke 1551A/1552A Key Features

The Fluke 1551A/1552A thermometers offer a range of key features, including:

Temperature range: -50°C to 160°C (-58°F to 320°F)
Accuracy: ±0.05°C (±0.09°F)
Temperature resolution: Selectable: 0.1, 0.01, 0.001 (default 0.01)
Sample rate: Selectable: 0.5 seconds, 1 second, 2 seconds (default 1 second)
Readout temperature coefficient: Add ±10 ppm/°C of full scale temperature from −10 °C to 18 °C and 28 °C to 50 °C
Probe temperature coefficient: 0.00385 Ω/Ω/°C nominal
Nominal probe resistance at 0 °C: 100 Ω
Probe hysteresis: ±0.01°C
Response time: 4.8 mm diameter probe (3/16 in): 14 seconds, 6.35 mm diameter probe (1/4 in): 21 seconds

Who Needs the Fluke 1551A/1552A?

The Fluke 1551A/1552A thermometers are designed for use in hazardous locations, making them ideal for industrial and commercial applications. They are perfect for technicians, engineers, and buyers who need accurate temperature measurements in these environments.

Fluke 1551A/1552A Applications

Use case: Measure temperature in hazardous locations, such as chemical plants, oil refineries, and power generation facilities.
Use case: Monitor temperature in industrial processes, such as heating and cooling systems, and in commercial applications, such as restaurants and hotels.
Use case: Use in laboratories and research facilities for precise temperature measurements.
Use case: Measure temperature in medical facilities, such as hospitals and clinics.
Use case: Use in educational institutions, such as universities and colleges, for teaching and research purposes.
Use case: Measure temperature in construction sites and in the field for monitoring temperature in building materials and structures.

Why Buy Fluke 1551A/1552A from MME?

The Fluke 1551A/1552A thermometers are designed to provide accurate temperature measurements in hazardous locations. With their high accuracy and temperature resolution, these thermometers are ideal for industrial and commercial applications. By purchasing from MME, you can trust that you are getting a high-quality product that meets your needs.

Fluke 1551A/1552A Specifications

Specifications
Temperature range	-50°C to 160°C (-58°F to 320°F)
Accuracy (1 year)	±0.05°C (±0.09°F)
Temperature resolution	Selectable: 0.1, 0.01, 0.001 (default 0.01)
Sample rate	Selectable: 0.5 seconds, 1 second, 2 seconds (default 1 second)
Readout temperature coefficient	Add ±10 ppm/°C of full scale temperature from −10 °C to 18 °C and 28 °C to 50 °C
Probe temperature coefficient	0.00385 Ω/Ω/°C nominal
Nominal probe resistance at 0 °C	100 Ω
Probe hysteresis	±0.01°C
Response time	4.8 mm diameter probe (3/16 in): 14 seconds 6.35 mm diameter probe (1/4 in): 21 seconds
Operating temperature range readout	-10°C to 50°C (14°F to 122°F)
Storage temperature	-20°C to 60°C (-4°F to 140°F) 0% to 95% RH, non-condensing
Display units	°C, °F
Sensor type	100 Ω thin-film RTD
Sensor length	≤ 10 mm
Sensor position (from sheath tip)	3 mm (0.1 in)
Minimum immersion depth	Wet medium (liquid bath, thermowell with thermal compound) 70 mm (2.8 in) Dry medium (dry-well, thermowell without thermal compound) 120 mm (4.8 in)
Maximum immersion depth	50 mm (2 in) less than the total length. Make sure the last 50 mm of probe, nearest to the internal electronics of the device, are not put into the heat source.
Probe sheath material	Stainless steel
Optional data logging¹	Up to 10,000 time-stamped readings stored to internal memory
Logging intervals¹	2 seconds, 5 seconds, 10 seconds, 30 seconds, or 60 seconds
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)
AC power	None
DC power	3-AAA alkaline batteries See Users Manual for approved batteries
Battery life	Approximately 300 hours (12.5 days) of continuous operation with the backlight off.
Battery save (auto-off) range	Selectable from 1 to 30 minutes or can be disabled
Safety	IEC 60079-0, IEC 60079-11: Ex ib IIB T4 Gb; IEC 61010-1: Pollution Degree 2
Electromagnetic compatibility	International: IEC 61326-1: Portable Equipment; IEC 61326-2-2; CISPR 11: Group 1, Class B Group 1: Equipment has intentionally generated and/or uses conductively coupled radio frequency energy that is necessary for the internal function of the equipment itself. Class B: Equipment is suitable for use in domestic establishments and in establishments directly connected to a low voltage power supply network which supplies buildings used for domestic purposes. USA (FCC): 47 CFR 15 subpart B. This product is considered an exempt device per clause 15.103.
Size (readout only)	125 mm x 62 mm x 35 mm (5 in x 2.5 in x 1.4 in)
Probe Size	1551A-9: 4.8 mm x 229 mm (3/16 in x 9 in) 1551A-12: 6.35 mm x 305 mm (1/4 in x 12 in) 1551A-20: 6.35 mm x 508 mm (1/4 in x 20 in)
Weight	196 g (6.9 oz)
Calibration (included)	accredited, NIST-traceable
Characterization	CVD
1. See ordering information for optional data logging configurations