Datasheet
2 GMC-I Messtechnik GmbH
METRALINE DM 41
Digital Multimeter
Characteristic Values
1)
Limited by 10 A fuse
2)
Indication for frequency measurement expanded to 9999 digits
3)
At 0 °C... + 40 °C
4)
With zero adjustment “REL”.
5)
Time required for measurement approximately 60 seconds.
Influencing Quantities and Effects
Auxiliary voltage influence:
(without display ) – all ranges except cap.: ±8 D
cap. range: ± 20 D
Display
LCD display field (58 mm x 31.4 mm) with digital display
and display of unit of measure, current type and various special
functions.
Digital
Display/Char. Height 7 segment digits / 15 mm
Number of Places 3¾ place equals 3999 steps
Overflow Display „OL“
Polarity Display „–“ sign is displayed when plus pole is at
„“
Measuring Rate 3 measurements/s for V, A, Ω, F and %
Meas.
Func-
tion
Measuring
Range
Resolution Input
Impedance
Digital display
inherent devia-
tion at refer-
ence condition
+(...% rdg.
+...digits)
Overload Capacity
3)
V (AC) / V
(DC)
Overload Val-
ues
Over-
load
Dura-
tion
V
400.0 mV 100 μV > 20 MΩ 0.75 + 2
1050 V (DC)
Conti-
nuous
4.000 V 1 mV 11 MΩ
0.5 + 2
40.00 V 10 mV 10 MΩ
400.0 V 100 mV 10 MΩ
600 V 1 V 10 MΩ
V
400.0 mV 100 μV 11 MΩ 1.5 + 5
1050 V (AC)
rms
Conti-
nuous
4.000 V 1 mV 11 MΩ
1 + 540.00 V 10 mV 10 MΩ
400.0 V 100 mV 10 MΩ
600 V 1 V 10 MΩ 1 + 10
approx. voltage
drop at max.
meas. current
A
40.00 mA 10 μA 450 mV
0.8 + 2 480 mA
Conti-
nuous
400.0 mA 100 μA 4.2 V
10.00 A
1)
10 mA 750 mV 1.5 + 5 — —
A
40.00 mA 10 μA 450 mV
1 + 5 480 mA
Conti-
nuous
400.0 mA 100 μA 4.2 V
10.00 A
1)
10 mA 750 mV 2 + 5 — —
Open-circuit volt.
Ω
400.0 Ω 100 mΩ
approx. 0.45
V
0.8 + 5
500 V
DC/AC
rms
10
min
4.000 kΩ 1 Ω
0.8 + 240.00 kΩ 10 Ω
400.0 kΩ 100 Ω
4.000 MΩ 1 kΩ 1 + 5
40.00 MΩ 10 kΩ 2 + 5
400.0 Ω 100 mΩ Acoustic
signal for
0...< 75 Ω
(approx)
1.000 V 1 mV approx. 1 V 2 + 10
F
5.000 nF 1 pF
—
3 + 40
4)
500 V
DC/AC
rms
10
min
50.00 nF 10 pF 2 + 10
4)
500.0 nF 100 pF 0.5 + 3
4)
5.000 μF 1 nF 1 + 2
4)
50.00 μF 10 nF 1.5 + 2
4)
200.0 μF 100 nF 5 + 10
5)
f min
Hz
2)
10.000 Hz 0.001 Hz
1 Hz 0.2 + 2
≤ 1kHz :
1000 V
≤ 10 kHz :
400 V
≤ 500 kHz :
40 V
except 400
mV
Conti-
nuous
100.00 Hz 0.01 Hz
1.0000 kHz 0.1 Hz
10.000 kHz 1 Hz
100.00 kHz 10 Hz
500.0 kHz 100 Hz
%
2.0 ...
98.0%
0.1 %
—
10 Hz ... 1
kHz : ± 5D
1 kHz ... 10
kHz : ± 5D/
kHz
Sensor
°C
0 ... + 1300
°
C
1
°
C
K-type
NiCr-Ni
2 + 3
500 V DC/AC
rms
10
min
–50 ... 0
°
C
1
°
C
2,0
±
10
Influencing
Variable
Range of Influence
Measured Quantity/
Measuring Range
Influence Effect
Temperature
0 °C ... +21 °C
and
+25 °C ... +50 °C
V
0.1 x intrinsic error/K
V
mA/A
mA/A
Ω
F
Hz
Duty (%)
°C
Influence
Variable
Range of Influence
(max. resolution)
Frequency
Intrinsic Error at Ref.
± (... % of rdg + ... D)
Frequency V
AC
4, 40, 400 V
20 Hz ... < 50 Hz
> 50 Hz ... 1 kHz
2 + 3
400 mV, 600 V
20 Hz ... < 50 Hz
> 50 Hz ... 500 Hz
2 + 3
Influence
Variable
Range of Influence
Measured Quantity/
Measuring Range
Influence Effect
Relative
Humidtiy
55 ... 75 %
V AC/DC
mA / A AC/DC
Ω
F
Hz
(%)
°C
1 x intrinsic error
Influencing
Variable
Interference Quantity
Measuring
Range
Attenuation
Common Mode
Interference
Voltage
1000 V DC/AC 50 Hz sine all V DC > 100 dB
1000 V DC all V AC > 100 dB
1000 V AC 50 Hz sine
400 mV/4 V AC > 55 dB
40 V AC > 55 dB
400 V AC > 43 dB
600 V AC > 23 dB
Series Mode
Interference
Voltage
max.1000 V AC 50/60 Hz
sine
V DC > 43 dB
max. 1000 V DC V AC > 55 dB