Fluke 53IIB manuale d’uso

January 2011 © 2011 Fluke Corporation. All rights reserved. Spe c ifications are subject to change without noti ce. All product names are trademarks of their respectiv e companies. 53IIB/54IIB Thermometer Users Manual[...]

LIMITED WARRANTY A ND LIMITATION OF LIA BILITY This Fluke product will be free from defects in material and workmanship for three years from the date of purchase. This warranty does not cover fuses, disposable batteries, or damage from accident, neglect, misuse, alterati on, contamination, or abnormal conditions of operation or ha nd ling. Reseller[...]

i Table of Contents Title Page Safety Info rmation .......................................................................................................... 1 Contacting Fl uke........................................................................................................ 1 Getting Star ted .................................................[...]

53IIB/54IIB Users Manual ii Measuring Tem peratures ............................................................................................... 13 Connecting a T hermocoup le ..................................................................................... 13 Displaying Tem peratures .........................................................[...]

1 53IIB/54IIB Safety Information The Fluke 53IIB and 54IIB Thermometers (“the thermometer”) are microprocessor-based, digital thermometers designed to use ext ernal J-, K-, T-, E-, R-, S-, and N-type thermocouples (temperature probes) as temperature sensors. Use the thermometer only as specified in thi s manual. Otherwise, the protection provid[...]

53IIB/54IIB Users Manual 2 Table 1. Safety Information W Warning A Warning identifie s conditions and actions tha t po se hazards to the user. To avoid electrical shock or personal injury, follow these guidelines: • Before using the thermomet er inspect the case. Do n ot use the thermometer if it appears damag ed. Look for cracks or missing plast[...]

53IIB/54IIB Safety Information 3 Table 1. Safety Information (cont.) W Warning (cont.) • Model 54: Measurement erro rs may occur if voltages on the measure ment surfaces result in pot entials greater than 1 V bet ween the t wo thermocouples. When potential differences a re anticipated bet ween the thermocouples, use electrically insula ted thermo[...]

53IIB/54IIB Users Manual 4 Table 2. Internationa l Symbols W Refer to the manual for information about this feature. P Complies with European Unio n directives. M Battery. ) Complies with relevant Canadian Stan dards Association directives. Getting Started Everything i n this Users Manual applies both to Models 53 and 54 unless other wise indicated[...]

53IIB/54IIB Getting Started 5 Components 3 4 5 1 2 6 7 aat01f.eps Figure 1. Components Table 3. Components  Thermocouple T 1 input  Model 54: Thermocouple T 2 input  Holster  Display  Buttons  Battery door  Batteries[...]

53IIB/54IIB Users Manual 6 Display Elements 1 12 11 2 3 4 5 7 6 8 9 10 aat02f.eps Figure 2. Display Elements Table 4. Display Elements  The thermocouple measurement includes a n offset. See "Changing Setup Options."  The displayed readings do no t change.  A shift function is in progress.   Readings are being logged.  Se[...]

53IIB/54IIB Getting Started 7 Buttons Table 5. Buttons  Press  to turn the thermometer on or off.  (Shift function) Press  ,  (CANCEL) to stop displaying the minimum, maximu m, and average readings in the secondary disp lay. Press  ,  (CLEAR MEMORY) to delete logged readings from memory. Press  ,  (PC/IR SEND) to toggle t[...]

53IIB/54IIB Users Manual 8 Table 5. Buttons (cont.)   Press  to freeze or unfreeze the displayed readings. Press  when turning on the thermometer to test the display. All dis play elements appear.  Model 54: Press  to toggle showing the T 1, T2, and T1-T2 (d ifferential temperature measurement) in the primary or secondar y display[...]

53IIB/54IIB Using the Thermometer 9 Using the Thermometer 1. Plug the thermocouple(s) into the input connector(s). 2. Press  to turn on the thermometer. After 1 second the thermometer displays the first reading. If no thermocouple is plugged into the select ed input or the thermocouple is "open," the di splay shows: " - - - -. &qu[...]

53IIB/54IIB Users Manual 10 Changing the Logging Interval The logging interval determin es how often the thermometer stores logged readin gs in memory. You choose the length of the logging interv al. See "Using Memory." The thermometer stores logged readings at the end of each logging interval. You can select a log ging interval of 1 seco[...]

53IIB/54IIB Changing Setup Options 11 Changing the Thermocouple Type 1. Press  or  until the display shows TYPE . 2. Press  to display the thermocouple t ype choices. The currently selected thermocouple bl inks. 3. Press  or  until the thermocouple you want appears on the display. 4. Press  to store the thermocouple type in memor [...]

53IIB/54IIB Users Manual 12 Enabling or Disabling Sleep Mode The thermometer enters sleep mode if no but ton press occurs for 20 minutes. Pressing any button wakes the thermometer and returns it to its previous state. 1. Press  or  until the display shows  . 2. Press  to indicate that you want to change the sleep setting. The disp[...]

53IIB/54IIB Measuring Temperatur es 13 Changing the Line Frequency For optimum rejection of line noise, set the thermometer for the local line frequency as follo ws: 1. Press  or  until the display shows   . 2. Press  to indicate that you want to chan ge the line setting. 3. Press  or  as needed until the display sho ws ?[...]

53IIB/54IIB Users Manual 14 Displaying Temperatures 1. Press  to select the correct temperature scale. 2. Hold or attach the thermocouple(s) to the measurement location. The temperature reading ap p ears in the selected display. 3. Model 54: Press  to toggle bet ween showing the T1, T2, and T1-T 2 reading in the primary or secondary disp lay.[...]

53IIB/54IIB Using Memory 15 Using the Offset to Adjust for Probe E rrors Use the offset option in Set up to adjust the thermometer's readings to compensate for the errors of a specific thermocouple. 1. Plug the thermocouple into the input connector. 2. Place the thermocouple in a known, stable temperature environment (such as an ice bat h or a[...]

53IIB/54IIB Users Manual 16 Initial Conditions and Data Entries Logged readings inclu de initial conditions and data entries . The initial conditions ar e the thermocouple type and the offsets for each thermocouple input. You can only vi ew initial conditions using Fluk eView Forms . The data entries are a time stamp, the T1 reading, and the T2 and[...]

53IIB/54IIB Using Memory 17 Clearing Memory When memory is full,  appears on the dis play and logging stops. You can clear memor y in normal or MIN MAX mode. • Press  ,  (CLEAR MEMORY) to delete l ogged readings from memory. The display sho ws the following for 2 seconds. MEM ORY   Viewing Logged Readings 1. Press  t[...]

53IIB/54IIB Users Manual 18 3. Press  to step through the minimum, maximum, average, and current logged reading. F or example, Figure 4 shows the maximum reading in me mory. The maximum reading occurred at 1:49 P.M. and was stored in memory location 5. aat04f.eps Figure 4. Maximum Readin g 4. Press  to stop viewing logged readings. Note The t[...]

53IIB/54IIB Maintenance 19 Maintenance Replacing the Batteries Refer to the safety information in Table 1 be fore replacing the batteries. 1. Turn off the the rmometer if necessary. 2. Loosen the scre w and remove the battery door. 3. Replace the three AA batteries. 4. Replace the battery door and tighte n the screw. Cleaning the Case and Holster U[...]

53IIB/54IIB Users Manual 20 General Weight 280 g (10 oz) Dimensions (without holster) 2.8 cm × 7.8 cm × 16.2 cm (1.1 in × 3 in × 6.4 in) Battery 3 AA batteries Certification P , ) Safety CAN/CSA C22.2 No. 61010-1-04, ANSI/UL 61010-1:2004, EN/IEC 61010-1:2 001 EMC EN/IEC 61326-1:2006 CA T I OVERVOLTAGE (Installation) CATEGORY I, Pollution Degree[...]

53IIB/54IIB Replacement Parts and Accessories 21 Electrical (cont.) Measurement Accuracy, T1, T2, or T1-T2 (Model 54) J-, K-, T-, E-, and N-type: ± [0.05 % of reading + 0.3 o C (0.5 o F)] [below -100 o C (-148 o F): add 0.15 % of reading f or J-, K-, E-, and N-type; and 0.45 % of reading for T-type] R- and S-t ype: ± [0.05 % of reading + 0.4 o C [...]

53IIB/54IIB Users Manual 22[...]