Owner's manual

HT32
EN - 1
Content:
1. SAFETY PRECAUTIONS AND PROCEDURES .......................................................... 2
1.1. Preliminary ............................................................................................................ 2
1.2. During use ............................................................................................................. 3
1.3. After use ................................................................................................................ 3
1.4. Measuring (overvoltage) categories definitions..................................................... 4
2. GENERAL DESCRIPTION ........................................................................................... 5
2.1. MEAN VALUE AND TRMS : DEFINITION ............................................................. 5
2.2. TRUE ROOT MEAN SQUARE VALUE and CREST FACTOR : definition ............ 5
3. PREPARATION FOR USE ........................................................................................... 6
3.1. Initial ...................................................................................................................... 6
3.2. Supply Voltage ...................................................................................................... 6
3.3. Calibration ............................................................................................................. 6
3.4. Storage .................................................................................................................. 6
4. OPERATING INSTRUCTIONS ..................................................................................... 7
4.1. Instrument Description .......................................................................................... 7
4.1.1. Front panel ....................................................................................................... 7
4.2. FUNCTION Keys ................................................................................................... 8
4.2.1. MIN MAX........................................................................................................... 8
4.2.2. RANGE ............................................................................................................. 8
4.2.3. HOLD ................................................................................................................ 8
4.2.4. Disable Auto Power OFF .................................................................................. 8
4.3. Measurements ....................................................................................................... 9
4.3.1. DC Voltage measurement ................................................................................. 9
4.3.2. AC Voltage measurement ............................................................................... 10
4.3.3. DC Current measurement ............................................................................... 11
4.3.4. AC Current measurement ............................................................................... 12
4.3.5. Frequency measurement ................................................................................ 13
4.3.6. Resistance measurement ............................................................................... 14
4.3.7. Diode test and continuity test ......................................................................... 15
4.3.8. Capacitance measurement ............................................................................. 16
5. MAINTENANCE .......................................................................................................... 17
5.1. General Information ............................................................................................. 17
5.2. Battery Replacement ........................................................................................... 17
5.3. Fuse Replacement .............................................................................................. 18
5.4. Cleaning .............................................................................................................. 18
5.5. End of life ............................................................................................................ 18
6. TECHNICAL SPECIFICATIONS ................................................................................. 19
6.1. Technical Features .............................................................................................. 19
6.1.1. Electrical specifications .................................................................................. 20
6.1.2. Safety.............................................................................................................. 20
6.1.3. General data ................................................................................................... 21
6.2. Environment ........................................................................................................ 21
6.2.1. Environmental conditions ............................................................................... 21
6.2.2. EMC and LVD ................................................................................................. 21
6.3. Accessories ......................................................................................................... 21
7. SERVICE .................................................................................................................... 22
7.1. Warranty Conditions............................................................................................ 22
7.2. Service ................................................................................................................ 22