Metrix MX 57 EX Notice De Fonctionnement page 26

X02137E00 - Ed. 1 - 02/17
1. GENERAL INSTRUCTIONS ..................................................................................................... 25
1.1. Precautions and safety measures ...................................................................................... 25
1.2. Protection devices .............................................................................................................. 27
1.3. Safety devices .................................................................................................................... 27
1.4. Warranty ............................................................................................................................. 27
1.5. Maintenance ....................................................................................................................... 28
1.6. Unpacking - Repacking ...................................................................................................... 28
2. DESCRIPTION .......................................................................................................................... 29
2.1. Selector switch ................................................................................................................... 29
2.2. Keypad ............................................................................................................................... 29
2.3. Display ................................................................................................................................ 29
2.4. Power supply ...................................................................................................................... 29
2.5. Input terminals .................................................................................................................... 29
3. COMMISSIONING..................................................................................................................... 30
3.1. Connecting the test leads ................................................................................................... 30
3.2. Switching on the instrument ............................................................................................... 30
3.3. Switching off the instrument ............................................................................................... 30
3.4. Special configurations ........................................................................................................ 30
3.5. Multimeter maintenance ..................................................................................................... 31
4. FUNCTIONAL DESCRIPTION ................................................................................................. 32
4.1. SEL/ON key....................................................................................................................... 32
4.2. RANGE key ........................................................................................................................ 35
4.3. REL key .............................................................................................................................. 35
4.4. PK+/- key ............................................................................................................................ 35
4.5. HOLD key ........................................................................................................................... 35
4.6. ZOOM key .......................................................................................................................... 35
4.7. SURV key ........................................................................................................................... 36
4.8. Hz key ................................................................................................................................ 36
4.9. PRINT key .......................................................................................................................... 36
5. TECHNICAL SPECIFICATIONS .............................................................................................. 37
5.1. DC voltages ........................................................................................................................ 37
5.2. AC voltages (AC and AC+DC) ........................................................................................... 37
5.3. DC current .......................................................................................................................... 38
5.4. AC currents (AC and AC+DC) ........................................................................................... 38
5.5. Resistance / Continuity ...................................................................................................... 39
5.6. Capacitance ....................................................................................................................... 39
5.7. Diode threshold voltage measurement .............................................................................. 40
5.8. dB function ......................................................................................................................... 40
5.9. Resistive power function .................................................................................................... 40
5.10. Frequencies........................................................................................................................ 40
5.11. Duty cycle: %+, %- ............................................................................................................. 41
5.12. Positive ( ) or negative (
5.13. Positive ( ) or negative (
5.14. Temperature function ......................................................................................................... 41
6. GENERAL SPECIFICATIONS .................................................................................................. 42
6.1. Accessories supplied with the multimeter .......................................................................... 43
24
USER'S MANUAL
CONTENTS
) pulse count .......................................................................... 41
) pulse width ........................................................................... 41
Intrinsically safe portable digital multimeter
Chapter II