Operation Manual

Chapter II
MX 650 / MX 655
16
TABLE OF CONTENTS
1. GENERAL INSTRUCTIONS.......................................17
1.1. Precautions and safety measures........................17
1.1.1. Before using..................................................17
1.1.2. When using the instrument...........................17
1.1.3. Symbols ........................................................17
1.1.4. Instructions....................................................18
1.1.5. Cleaning........................................................18
1.2. Warranty...............................................................18
1.3. Maintenance.........................................................18
1.4. Unpacking - Repacking........................................18
2. DESCRIPTION OF THE INSTRUMENT.....................19
2.1. Description of front and rear.................................19
2.2. Description of the display.....................................20
3. GENERAL DESCRIPTION .........................................21
3.1. Battery installation and replacement ....................21
3.2. Zero function and relative measurement..............
21
3.3. Memory.................................................................21
3.4. Automatic range...................................................21
3.5. Auto cut-off...........................................................21
3.6. PEAK function (1 ms)...........................................22
3.7. MAX MIN function (500 ms) .................................22
4. FUNCTIONAL DESCRIPTION ...................................22
4.1. Measuring AC voltage..........................................22
4.2. DC voltage measurement ....................................23
4.3. Measuring AC current ..........................................23
4.4. Measurement of direct current (MX 655 only) ......24
4.5. Measuring resistance ...........................................24
4.6. Continuity test with buzzer....................................25
4.7. Diode test .............................................................25
4.8. Measurement of the voltage frequency................26
4.9. Measurement of the current frequency.................26
5. TECHNICAL SPECIFICATIONS ................................27
5.1. General.................................................................27
5.2. Characteristics......................................................27
5.2.1. Direct voltage (automatic ranges).................27
5.2.2. Alternating voltage (automatic ranges).........27
5.2.3. Direct current (MX 655 only) .........................27
5.2.4. Alternating current.........................................28
5.2.5. Resistance (Ω) (automatic ranges)...............28
5.2.6. Diode .....................................................28
5.2.7. Frequency Hz (automatic ranges).................28
5.3. Safety ...................................................................28
5.4. General information..............................................29
5.5. Environmental conditions............................
.........29
5.5.1. Temperature .................................................29
5.5.2. E.M.C............................................................29
5.6. Delivery configuration...........................................29