Instruction/ maintenance manual of the product 51 & 52 Series II Fluke
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® 51 & 52 Series II Thermome ter Users Ma nual English September 1999 © 1999 Fluke C orpor ation, Al l rig hts rese rved. P rinted in USA All produc t nam es are tr adem arks of the ir res pective c ompa nies.
Limited Warranty & Limit ation of Liability This Fluke p roduct will b e free from defec ts in mater ial and work manship for 3 y ears from the dat e of purchas e. This war- ranty does no t cover fuses , disposable b atteries or d amage from ac cident, neglec t, misuse or ab normal conditi ons of opera- tion or handl ing.
i Table of Contents Title Page Introduction................................................................................................................... .1 Contacting Fluk e .......................................................................
51 & 52 Seri es II Users M anual ii Maintenance .................................................................................................................. 13 Replacing the B atteries ........................................................
1 51 & 52 Series II Introduction The Fluke M odel 51 and Mod el 52 Therm ometers (“the thermometer”) ar e microproces sor-based, digi tal thermometers des igned to us e external J -, K-, T-, and E- type thermoc ouples (tempera ture probes ) as temperature sensors .
51 & 52 Serie s II Users M anual 2 Table 1. Safet y Information W Warning A Warning identifies c onditions and act ions that pose h azards to the us er. To avoid electrical shock or personal injury, follow these guide lines: • Before usin g the thermometer in spect the case.
51 & 52 Serie s II Introduction 3 Table 1. Safet y Information (cont.) W Warning (cont.) • Model 52: Measurem ent errors may occur if volt ages on the me asurement sur faces result in pot entials greater than 1 V b etween the two ther mocouples.
51 & 52 Serie s II Users M anual 4 Table 2. Int ernational Symbols W Refer to the man ual for inform ation about this feature. P Com plies with Europe an Union directives. M Battery. Complies with relevant Canadian Stan dards Assoc iation directiv es.
51 & 52 Serie s II Getting Start ed 5 Components 3 4 5 1 2 6 7 aas01f.eps Figure 1. Components Table 3. Component s A Thermocoupl e T1 input B Model 52: Thermoc ouple T2 inp ut C Holster D Displ a.
51 & 52 Serie s II Users M anual 6 Display Elements 2 3 4 5 6 7 8 9 10 1 aas02f.eps Figure 2. Display Ele ments Table 4. Displ ay Elements A The thermoc ouple measurem ent includes an offset. See "Cha nging Setup O ptions." B The display ed readings do not change.
51 & 52 Serie s II Getting Start ed 7 Buttons Table 5. Buttons A Press A to turn the th ermometer on or off. G (Shift function) Press G , M (CANCEL) to stop d isplaying the m inimum, m aximum, and av erage readings in the secondary display. Q Press Q to turn the b acklight on an d off.
51 & 52 Serie s II Users M anual 8 Table 5. Buttons (cont .) D Press D to start or ex it Setup. (See "Changing Set up Options .") K Press K to sc roll to the Setup opt ion you want to change. Press K to incr ease the display ed settin g.
51 & 52 Serie s II Using the Therm ometer 9 Using the Thermometer 1. Plug the thermocouple(s) into the inpu t connector(s ). 2. Press A to turn on the therm ometer.
51 & 52 Serie s II Users M anual 10 Changing a Setup Option 1. Press K or N to scroll to the s etup optio n you want to change. 2. Press E to indicate tha t you want to c hange this setting. 3. Press K or N until the settin g you want to use appears on th e display.
51 & 52 Serie s II Measuring T emperatures 11 Measuring Temper atures Connecting a Thermocouple To change the thermocouple ty pe, see “Ch anging Setup Options.” The North American ANSI Color Cod e is: Type JK E T N Color Black Yellow Purple Blue Orange 1.
51 & 52 Serie s II Users M anual 12 Holding the Displayed Read ings 1. Press h to freeze the readings on the disp lay. The displ ay sho ws H . 2. Model 52: Press T to toggle show ing the T1, T2 , or T1-T2 readings in the prim ary or secondary display.
51 & 52 Serie s II Maintenanc e 13 Maintenance Replacing the Bat teries Refer to the safe ty informat ion in Tabl e 1 before rep lacing the batteries . 1. Turn off the thermometer if necess ary. 2. Loosen t he screw and r emove the battery door. 3.
51 & 52 Serie s II Users M anual 14 Genera l Weight 280 g (10 oz) Dimensions (without holster) 2.8 cm × 7.8 c m × 16.2 cm (1.1 in × 3 i n × 6.4 in) Battery 3 AA batteries Certification P , ) (TÜV p ending) Safety CSA C22.
51 & 52 Serie s II Replacement Parts and Ac cessories 15 Electrical (cont.) Measurement Accuracy, T1, T2, or T1-T2 (Model 52) J-, K-, T-, and E-ty pe: ± [ 0.05 % of reading + 0.3 o C (0.5 o F)] [below − 100 o C ( − 148 o F): add 0.15 % of reading for J-, K-, E-, and N-ty pe; and 0.
51 & 52 Serie s II Users M anual 16.
An important point after buying a device Fluke 51 & 52 Series II (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Fluke 51 & 52 Series II yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Fluke 51 & 52 Series II - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Fluke 51 & 52 Series II you will learn all the available features of the product, as well as information on its operation. The information that you get Fluke 51 & 52 Series II will certainly help you make a decision on the purchase.
If you already are a holder of Fluke 51 & 52 Series II, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Fluke 51 & 52 Series II.
However, one of the most important roles played by the user manual is to help in solving problems with Fluke 51 & 52 Series II. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Fluke 51 & 52 Series II along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
