Folding Analog Multimeter

2

GOSSEN METRAWATT GMBH

Characteristic Values

in accordance with the following table (e.g. reverse current or insulation current).

These measuring ranges are rated at accuracy class 5. Frequency range

at

Same overload protection as for voltage measuring ranges.

0.775 V, i.e. 1 mW at

600

Ω

diodes.

Accuracy under Reference Conditions per IEC 60051/EN 60051

Class 1.5 for zero-frequency quantities, class 2.5 for periodic

sinusoidal quantities and class 1.5 for resistance (intrinsic error

relative to 69 mm scale length) corresponding to max. 10%

intrinsic error of the measured value within the range of the

exaggerated scale arc.

Reference Conditions

Ambient temperature +23

° C ±2 K

Relative humidity

40 ... 60%

Normal position

of use

Instrument and scale horizontal

±1°

Measured quantity

frequency

45 ... 65 Hz

Measured quantity

waveshape

Sine

Battery voltage

7.5 V

±0.1 V

Other influencing

quantities

per IEC 60051/EN 60051

Influencing Quantities and Nominal Ranges of Use

Temperature

+5 ... +23 ... +35

° C

Limiting temperatures For accuracy +5 ... +35

° C

For operation

0 ... +40

° C

For storage

-25 ... +65

° C

(without batteries)

Position

Additional influence error of max.

±1% of

the scale length if the scale is tilted

between 0 and

±120° relative to horizontal

Frequency

Additional influence error of max.

±5% of

full scale value in the following ranges:

Auxiliary voltage

No additional influence error. The upper

limit must be set with the potentiometer for

all measuring ranges in the case of

resistance measurement.

Series-mode interference

voltage damping

For V : > 60 dB, AC 50 Hz

For V

Common-mode interference

voltage damping

> 120 dB, DC and 50 Hz AC

Other influencing

quantities

per IEC 60051/EN 60051

Power Supply

Battery operation

Nominal voltage: 9 V ,

9 V flat cell battery per IEC 6LR61 (6F22),

alkaline manganese, zinc-carbon or NiCd

rechargeable battery.

Battery service life

With zinc-carbon: approx. 500 hours, with

alkaline manganese: approx. 1000 hours,

with NiCd: approx. 200 hours, in the

Ω x 1

range: ¼ of specified service life

Battery test

Pointer must be within the battery test

field.

Input

Resistance

Overload

Protection

Constant

Measuring Span

100 mV

-20 dB

-40 ... ÷ 1 8 dB

10 M

Ω / /

50 pF

600 V

300 mV

-10 dB

-30 ... ÷

8 dB

600 V

1

V

0 dB

-20 ... +

2 dB

600 V

3

V

+10 dB

-10 ... + 12 dB

600 V

10

V

+20 dB

0 ... +

22 dB

600 V

30

V

+30 dB

+10 ... + 32 dB

600 V

100

V

+40 dB

+20 ... + 42 dB

600 V

300

V

+50 dB

+30 ... + 52 dB

600 V

600

V

+60 dB

+40 ... + 62 dB

600 V

Range

Current at

Upper Range Limit

100 mV

10

nA

10 M

Ω

300 mV

30 nA

1

V

100 nA

3

V

300 nA

10

V

1 µA

30

V

3 µA

Current

Input

Voltage Drop

∆U

Overload Protection

to

10 µA

10.0 k

Ω

100 mV

600 V

3)

100 µA

1.0 k

Ω

100 mV

600 V

3)

1 mA

100.0

Ω

100 mV

600 V

3)

10 mA

10.0

Ω

100 mV

600 V

3)

100 mA

1.4

Ω

140 mV

600 V

3)

1

A

480 m

Ω

0.480 V

600 V

3)

1 0

A

26 m

Ω

260 mV

600 V

4)

Resistance

Range

Reading Range

Value at

Scale

Middle

Open-

Circuit

Voltage

Short-

Circuit

Current

Overload

Protec-

tion

to

Ω x1

1

Ω ... 2 kΩ

45.6

Ω

100 mV

2.2 mA

Ω x10

10

Ω ... 20 kΩ

456.0

Ω

100 mV

0.22mA

Ω x 100

100

Ω ... 200 kΩ

4.56 k

Ω

100 mV

22

µA

k

Ω x1

1 k

Ω ... 2 MΩ

45.6 k

Ω

1

V

22

µA

k

Ω x10

10 k

Ω ... 20 MΩ

456.0k

Ω

1

V

2.2 µA

100 mV, 3 V ...

600 V:

15 Hz ...

1 kHz

10 µA

...

10 A:

15 Hz ...

1 kHz

300 mV,

1 V:

15 Hz ... 200

Hz