M102A GOSSEN METRAWATT, M102A Datasheet - Page 2

• Manufacturer Part Number: M102A
• Description: ANALOGUE METER, METRAMAX 2
• Manufacturer: GOSSEN METRAWATT

Specifications of M102A

• Voltage Measuring Range Dc: 0 - 300 V
• Voltage Measuring Range Ac: 0 - 300 V
• Current Range Dc: 0 - 3 A
• Current Range Ac: 0 - 3 A
• Range Selection: Manual
• External Height: 140mm
• External Width: 140mm
• External Depth: 35mm
• Weight: 300g
• Current Max: 3A

METRAmax 2
Analog Multimeter
Characteristic Values
Measuring ranges
Influence quantities and nominal ranges of use
Temperature in the
range of 0 ... +40 ºC
Frequency for all
measuring ranges
Display
Mechanism
Scale
Scale length
Accuracy at Reference Conditions
Class 2
Class 3
Reference Conditions
Ambient temperature + 23 °C ±2 K
Position of use
Frequency
Waveshape and its evaluation
A sinosoidal waveshape is used as the basis for the measurement
of alternating quantities. The meters feature one-way rectification,
are calibrated in RMS values and evaluate the arithmetic mean
value.
Ambient Conditions
Storage temperatures –25 ... 65 °C (without battery)
Relative humidity
2
Direct and
alternating voltage
100 mV
300 mV
100 V /
300 V /
10 V /
30 V /
1 V
3 V /
Internal resistance Direct and
10 MΩ
10 MΩ
10 MΩ
10 MΩ
10 MΩ
10 MΩ
10 MΩ
10 MΩ
±2%/10 K at
±2.5 % in the range of 30 Hz ... 1.5 kHz
±5 % in the range of 1.5 kHz ... 3 kHz
Moving-coil mechanism with core magnet
mirror-backed
black scale:
87 mm in the range of V, A, 0 ... 3/10
red scale: 62 mm
in the range of V, A, -10/-3 ... 0 ... +3/+10
for direct current
for alternating current
horizontal
50 ... 60 Hz
max. 75%, no condensation allowed
1 MΩ
1 MΩ
1 MΩ
1 MΩ
1 MΩ
alternating current
100 μA /
100 mA /
10 mA /
1 mA /
1 A /
3 A /
Voltage drop
55 mV
55 mV
55 mV
55 mV
53 mV
51 mV
Power Supply
Battery
Overload Protection
Fusible link
Electrical Safety
Safety class
Measuring category
Nominal voltage
Contamination degree
Test voltage
Electromagnetic Compatibility EMC
Interference emission/
interference immunity EN 61326-1
Mechanical Design
Protection
Dimensions
Weight
Standard Equipment
1 multimeter (without cable set)
1 battery
1 operating instructions
(1
st
IP XY
digit X)
0
1
2
3
4
5
6
foreign object entry
Protection against
≥ 50.0 mm dia.
≥ 12.5 mm dia.
≥ 2.5 mm dia.
≥ 1.0 mm dia.
dust protected
not protected
dust-tight
9 V flat cell battery
IEC 6 L R61 (IEC 6 F 22)
automatic battery shutdown after 45 min.
F 3,15 H/250 V according to
DIN VDE 0820 part 22/EN 60127-2
protects the current measuring circuits in
the case of overload.
The measurement mechanism is protected
by two diodes with inverse-parallel
connection.
II per IEC 61010-1/EN 61010-1/
VDE 0411-1
300 V CAT III
2
3.7 kV∼
Extract from table on the meaning of IP
codes
100 x 140 x 35 mm
approx. 0.3 kg
300 V
Housing IP 50, Terminals IP 20
(2
nd
GMC-I Gossen-Metrawatt GmbH
IP XY
digit Y)
0
1
2
3
4
5
6
vertically falling drops with
Protection against the
penetration of water
vertically falling drops
enclosure tilted 15°
powerful water jets
splashing water
spraying water
not protected
water jets