Chapter II
36
Portable digital multimeter
6.
GENERAL
SPECIFICATIONS
Adjustment
The multimeter incorporates a non-volatile memory containing the adjustment characteristics for
all measurement ranges. This enables the instrument to be re-adjusted via a serial link without
opening the instrument. It is supplied with a certificate of verification.
Safety
According to EN 61010-1
Environment
Indoor use
Altitude < 2000 m
Reference temperature
18
°
C to 28
°
C
Rated range of use
0
°
C to 50
°
C
Limit range of operation
-10
°
C to 60
°
C
Storage temperature range
-40
°
C to 70
°
C
Temperature coefficient
max 0.1 x accuracy /
°
K
Relative humidity
0 to 80% from 0 to 40
°
C (70% max. for 5 M
Ω
/50 M
Ω
)
0 to 70% from 40
°
C to 50
°
C
60% above 50
°
C
Casing and circuit
self-extinguishing materials
Operating quality
IEC 359
Electromagnetic compatibility
Emission & Immunity : EN 61326-1
Max. influence in electromagnetic fields at 3 V/m
according to EN 61000-4-3 :
3 % end of scale in V
DC
and V
AC
, A
DC
and A
AC
ranges
5 % end of scale in
Ω
range
20 % end of scale in capacity range
Power supply
9 V alkaline battery (6LF22):
typical life of 500 hours in V
DC
mode
Mechanical
Dimensions
189 x 82 x 40 mm
Weight
400 g
Packaging
Dimensions
230 x 155 x 65 mm
Weight
500 g
Display
Liquid crystal display comprising :
- a 50 000-count + sign (digits 14 mm high),
- a 34-bar analogue bargraph display,
- appropriate units for each type of measurement,
-
triggered
mode
indicators (relative, ranging),
-
battery
discharged
indicator.
Measurement rate
Digital display
2 measurements/s
Bargraph
20
measurements/s