20
MX670 / MX675
TABLE OF CONTENTS
1
GENERAL INSTRUCTIONS...................................21
1.1
U
NPACKING
– P
ACKING
..............................................21
1.2
P
RECAUTIONS AND SAFETY IN MEASUREMENTS
............21
2
DESCRIPTION OF THE INSTRUMENT.................23
2.1
D
ESCRIPTION OF THE FRONT PANEL
............................23
2.2
D
ESCRIPTION OF
LCD
DISPLAY
...................................24
3
GENERAL DESCRIPTION .....................................25
3.1
C
ORRECTION OF ZERO IN
DC
MEASUREMENT
..............25
3.2
HOLD
FUNCTION
- F
REEZE DISPLAY
...........................25
3.3
A
UTOMATIC RANGES
..................................................25
3.4
A
UTO POWER
-
OFF
.....................................................25
3.5
PEAK F
UNCTION
(1
MS
) ............................................25
3.6
MAX MIN
FUNCTION
(500
MS
) ...................................26
3.7
BACKLIGHT F
UNCTION
............................................26
3.8
DISPLAY F
UNCTION
.................................................26
4
OPERATION ...........................................................26
4.1
AC
VOLTAGE MEASUREMENT
......................................26
4.2
DC
VOLTAGE MEASUREMENT
......................................27
4.3
M
EASURING
AC
CURRENT
..........................................27
4.4
DC C
URRENT MEASUREMENT
(MX675
ONLY
)..............28
4.5
R
ESISTANCE MEASUREMENT AND
A
UDIO
C
ONTINUITY
T
EST
.........................................................................28
4.6
°C/°F T
EMPERATURE
M
EASUREMENT
.........................29
4.7
M
EASUREMENT OF VOLTAGE FREQUENCY
....................30
4.8
M
EASUREMENT OF
AC
CURRENT FREQUENCY
.............30
5
TECHNICAL SPECIFICATIONS ............................31
5.1
G
ENERAL
..................................................................31
5.2
C
HARACTERISTICS
.....................................................31
5.3
E
LECTRICAL SAFETY
(
AS PER
NF EN 61010): .............32
5.4
G
ENERAL INFORMATION
..............................................33
5.5
E
NVIRONMENTAL CONDITIONS
.....................................33
6
MAINTENANCE ......................................................34
6.1
R
EPLACING THE
B
ATTERY
..........................................34
6.2
C
LEANING
.................................................................35
6.3
S
TORAGE
..................................................................35
6.4
M
ETROLOGICAL VERIFICATION
....................................35
6.5
R
EPAIRS UNDER GUARANTEE AND OUTSIDE GUARANTEE
35
7
WARRANTY............................................................35
