XL421 - XL422
INDEX
1. SAFETY PRECAUTIONS AND PROCEDURES.......................................................................................... 2
1.1 Preliminary instructions.........................................................................................................................................2
1.2 During use.............................................................................................................................................................3
1.3 After use................................................................................................................................................................3
1.4 Overvoltage categories - definitions......................................................................................................................3
2GENERAL DESCRIPTION........................................................................................................................... 4
2.1 Introduction...........................................................................................................................................................4
2.2 Functions ..............................................................................................................................................................4
3PREPARATION FOR USE........................................................................................................................... 5
3.1 Preliminary checks................................................................................................................................................5
3.2 Power supply ........................................................................................................................................................5
3.3 Calibration.............................................................................................................................................................5
3.4 Storage.................................................................................................................................................................5
4INSTRUMENT DESCRIPTION..................................................................................................................... 6
4.1 Keyboard...............................................................................................................................................................6
5INITIAL SETTINGS....................................................................................................................................... 6
5.1 Date, Time and Measuring Interval.......................................................................................................................6
6MEASURING PROCEDURE........................................................................................................................ 7
6.1 Using the instrument in a Single Phase plant .......................................................................................................7
6.2 Using the instrument in a Three Phase plant........................................................................................................9
7LED MESSAGES DESCRIPTION...............................................................................................................11
8CONNECTION OF INSTRUMENT TO PC..................................................................................................11
9MAINTENANCE ..........................................................................................................................................12
9.1 General information.............................................................................................................................................12
9.2 Battery replacement............................................................................................................................................12
9.3 Cleaning..............................................................................................................................................................12
9.4 End of life............................................................................................................................................................12
10 TECHNICAL SPECIFICATIONS.................................................................................................................13
10.1 Characteristics....................................................................................................................................................13
10.1.1 Safety standards...........................................................................................................................................................13
10.1.2 General data.................................................................................................................................................................13
10.2 Environmental conditions....................................................................................................................................13
10.2.1 Climatic conditions........................................................................................................................................................13
10.2.2 EMC..............................................................................................................................................................................13
10.3 Accessories.........................................................................................................................................................14
11 SERVICE.....................................................................................................................................................14
11.1 Warranty conditions............................................................................................................................................14
11.2 After-sale service................................................................................................................................................14
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