Fluke 51-2 Support and Manuals
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Product Manual - Page 2
...service during the warranty period, send your defective tester to extend any other warranty on Fluke's behalf. THIS WARRANTY IS YOUR ONLY REMEDY. This warranty does not cover fuses, disposable batteries or damage from the date of operation or handling.
FLUKE... Limitation of Liability
This Fluke product will be free from... to the nearest Fluke Authorized Service Center with a description...
Product Manual - Page 4
51 & 52 Series II
Users Manual
Maintenance ...13 Replacing the Batteries 13 Cleaning the Case and Holster 13 Calibration...13
Specifications...13 Environmental ...13 General ...14 80 PK-1 Thermocouple (supplied with thermometer 14 Electrical ...14
Replacement Parts and Accessories 15
ii
Product Manual - Page 5
... be impaired. Use the thermometer only as temperature sensors.
Refer to use external J-, K-, T-, and Etype thermocouples (temperature probes) as specified in Table 2.
51 & 52 Series II
1 Introduction
The Fluke Model 51 and Model 52 Thermometers ("the thermometer") are microprocessor-based, digital thermometers designed to safety information in Table 1 and meter symbols in this manual.
Product Manual - Page 6
...from the thermometer before opening the case.
• Replace the batteries ...51 & 52 Series II Users Manual
Table 1. These objects pose a burn
hazard. • Do not operate the thermometer around explosive gas, vapor, or dust. • Do not connect to the insulation around the connectors. • Disconnect the thermocouple(s) from earth ground.
2 When in doubt, have the
thermometer serviced...
Product Manual - Page 7
...the thermocouples, use electrically insulated thermocouples.
• When servicing the thermometer, use only specified replacement parts. • Do not use the thermometer with the battery case.
3 When potential differences are anticipated between the two thermocouples.
Safety Information (cont.)
W Warning (cont.)
• Model 52: Measurement errors may damage the meter or the equipment...
Product Manual - Page 8
....
) Complies with the thermometer, study the following sections.
4 International Symbols
W
Refer to Models 51 and 52 unless otherwise indicated.
M Battery. 51 & 52 Series II Users Manual
Table 2.
To become familiar with relevant Canadian Standards Association directives. Getting Started
Everything in this Users Manual applies both to the manual for information about this feature...
Product Manual - Page 10
...& 52 Series II Users Manual
Display Elements
23
4
1
10 9 Figure 2. Display Elements
The thermocouple measurement includes an offset.
Model 52: T1, T2, or T1-T2 reading. The temperature unit. Secondary Display: MAX, MIN, AVG, or offset. Replace the batteries. Primary Display. Model 51: T1 reading. See "Changing Setup Options."
The displayed...
Product Manual - Page 12
Press to store the displayed setting in memory.
8 51 & 52 Series II Users Manual
Table 5. Press to scroll to the Setup option you want to change . Press again to decrease the displayed setting. Buttons (cont.)
Press to start or exit Setup. (See "Changing Setup Options.") Press to scroll to...
Product Manual - Page 13
... mode, and line frequency settings. Setup Options
Option
Menu Item
Settings
Thermocouple Type
TYPE
J, K, T, or E
Offset
T1 or T2 (Model 52)
Sleep Mode
(sleep mode on the thermometer.
If no thermocouple is in its memory. Setup settings reset only when the batteries are removed for more than 2 minutes.
51 & 52 Series II...
Product Manual - Page 14
... for the local line frequency.
10 51 & 52 Series II Users Manual
Changing a Setup Option
1. Press to indicate that you want to change .
2.
Sleep mode:
The thermometer enters sleep mode if no longer needed. Press or until the setting you want to change this
setting.
3. Notes
Setup is automatically disabled in MIN MAX mode...
Product Manual - Page 15
... type, see "Changing Setup Options." Hold or attach the thermocouple(s) to select the correct temperature scale.
2. The display shows (overload) when the temperature being measured is correct.)
2. Plug a thermocouple into the input connector(s). (Make sure that the polarity is outside the thermocouple's valid range. Set the thermometer for the correct thermocouple...
Product Manual - Page 16
... temperature environment (such as an ice bath or a dry well calibrator).
3. 51 & 52 Series II Users Manual
Holding the Displayed Readings 1. The display shows .
2. Plug the thermocouple into the input connector.
2. Press , (CANCEL) to compensate for the errors of a specific thermocouple. In Setup change the offset until the primary display reading matches the...
Product Manual - Page 17
... rag.
51 & 52 Series II Maintenance
Calibration
To ensure that you or follow the calibration procedure in the service manual listed in Table 1 before replacing the batteries. 1. Specifications
Environmental
Operating Temperature
-10 oC to 50 oC (14 oF to 122 oF)
Storage Temperature
Humidity
-40 oC to +60 oC (-40 oF to its accuracy specifications, Fluke recommends that the thermometer...
Product Manual - Page 18
51 & 52 Series II Users Manual
General
Weight Dimensions (without holster)
280 g (10 oz)
2.8 cm × 7.8 cm × 16.2 cm (1.1 in × 3 in × 6.4 in)
Battery Certification Safety
EMC
3 AA batteries
P, )
CAN/CSA C22.2 No. 61010-1-04, ANSI/UL 61010-1:2004, EN/IEC 610101:2001 EN/IEC 61326-1:2006
CAT I
OVERVOLTAGE (Installation) CATEGORY I, Pollution...
Product Manual - Page 19
...Replacement Parts and Accessories
Accessory
Part Number
Holster and Flex Stand™ Assembly
1272438
AA NEDA 15A IEC LR6 batteries
376756
80PK-1 K-Type Bead Thermocouple
773135
CD-ROM
1276106
Service Manual
1276123
15 The above specifications do not include thermocouple error. Electrical (cont.)
Measurement Accuracy, T1, T2, or T1-T2 (Model...90
51 & 52 Series II Replacement Parts ...
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