Fluke 51, Руководство по обслуживанию

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Table of Contents
Title Page
Introduction ....................................................................................................... 1
Service Centers.................................................................................................. 2
International Symbols........................................................................................ 2
Precautions and Safety Information .................................................................. 2
General Specifications .................................................................................. 4
Environmental ............................................................................................... 4
Electrical ....................................................................................................... 4
Performance Test and Calibration Required Test Equipment ........................... 5
Performance Tests ............................................................................................. 5
Display Test .................................................................................................. 5
Keypad Test .................................................................................................. 6
Wide Range Performance Test Procedure .................................................... 6
Ice Bath Construction ............................................................................... 6
Ice Bath Test ............................................................................................. 7
Verification of IR Communications Port (Fluke 53 and 54)......................... 8
Calibration and Offset Adjustment.................................................................... 9
A/D Calibration............................................................................................. 9
Reference Junction Calibration ..................................................................... 11
Using the Offset to Adjust for Variation Between Thermocouples .............. 11
Basic Maintenance............................................................................................. 12
Cleaning the Thermometer............................................................................ 12
Changing the Batteries .................................................................................. 12
Disassembly and Reassembly............................................................................ 13
Disassembly .................................................................................................. 13
Reassembly ................................................................................................... 14
Reinstalling the LCD Assembly ............................................................... 14
Rebuilding the Main PCA......................................................................... 14
Reinstalling the Main PCA ....................................................................... 15
Replaceable Parts............................................................................................... 15
Index