METRAHIT 27I GOSSEN METRAWATT, METRAHIT 27I Datasheet - Page 4
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METRAHIT 27I
Manufacturer Part Number
METRAHIT 27I
Description
MULTIMETER, INSULATION
Manufacturer
GOSSEN METRAWATT
Datasheet
1.METRAHIT_27I.pdf
(8 pages)
Specifications of METRAHIT 27I
Dmm Type
Handheld
Voltage Measuring Range Dc
3V, 30V, 300V, 600V
Voltage Measuring Range Ac
3V, 30V, 300V, 600V
Resistance Measuring Range
3mohm To 30Mohm
Frequency Measuring Range
300Hz To 3kHz
Svhc
No
METRA HIT 27M and 27I
Milliohm Resistance Meter and Digital Multimeter,
Insulation Tester and Data Logger
Influencing Quantities and Influence Error
)
1
1
Real-Time Clock
Accuracy
Temperature
Influence
Reference Conditions
Ambient
temperature
Relative humidity,
Measured quantity
frequency
Measured quantity
wave shape
Battery voltage
4
Temperature
Influencing
Series Mode
Influencing
Influencing
Influencing
Interference
Interference
Quantity
With zero balancing
Specified error valid as of display values of 10% of the measuring range
With zero balancing
Frequency
Quantity
Quantity
Quantity
Common
Humidity
Relative
Voltage
Voltage
Mode
V
AC
+25… +40 °C
0 … +21 °C
> 20 Hz ... 45 Hz
> 65 Hz ... 1 kHz
Sphere of
Influence
instrument off
Interference quantity: max. 600 V DC
Interference quantity max. 600 V ~
Interference quantity max. 600 V ~
Sphere of
Influence
max. 600 V ~, 50 Hz, 60 Hz sine
and
3 days
75%
Frequency
Interference quantity: V~,
respective nominal value
of the measuring range,
Sphere of Influence
50 Hz, 60 Hz sine
±1 minute per month
50 ppm/K
+23 °C±2 K
40 ... 60%
45 ... 65 Hz
Sinusoidal, deviation between RMS and
rectified value < 0.1%
3.6 V ± 0.2 V
Insulation, 30 MΩ … 3
300 Ω … 300 kΩ 2L
Measured Quantity /
Measuring Range
all measured quantities
mΩ @ 200 mA 4L
Measured Quantity /
Measuring Range
mΩ @ 1 A 4L
30 MΩ 2L
3 MΩ 2L
°C (RTD)
V DC
V AC
GΩ
Hz
Measuring
Measured
Quantity /
600.0 V
Range
3 V
to
1
1
Measuring
300 V ~
600 V ~
30 V ~
± (... % rdg. + d) / 10 K
Range
V DC
V =
V ~
± (... % rdg. + d)
Influence Error
1 x intrinsic error
Influence Error
Influence Error
0.5 + 10
0.1 + 5
0.5 + 5
0.2 + 5
0.5 + 5
0.1 + 5
2 + 10
1 + 5
1 + 5
1 + 5
2 + 5
Damping
> 90 dB
> 80 dB
> 70 dB
> 60 dB
> 60 dB
> 60 dB
±dB
1
Response Time (after manual range selection)
* Without parallel connected capacitance
Display
LCD panel (65 mm x 30 mm) with display of up to 3 measured
values, unit of measure, type of current and various special
functions.
Display / char. height 7-segment characters
Number of places
Overflow display
Polarity display
LCD Test
Background
illumination
Power Supply
Rechargeable
batteries
Batteries
Service life with 1600 mAh NiMH battery set
Additional consumption for:
Interface operation:
LCD illumination:
Battery test
Battery charging
300 Ω ... 3 MΩ
mΩ @ 1 A 4L
Measuring
V DC, V AC
Measured
Quantity /
°C Pt100
>10 Hz
3 GΩ
Range
Continuity
mΩ
*
for Digital Display
Response Time
< 50 ms
max. 3 s
1.5 s
1.5 s
1.5 s
1.5 s
Measuring Function
V, Hz, Ω,
mΩ @ 1A
mΩ @ 200mA
mΩ @ 20mA
MΩ @ ... V / 1 MΩ
Standby (MEM + clock)
2 s
2 s
5 s
Main display: 12 mm
Auxiliary displays: 7 mm
4¾ places,
“OL” appears
“–” sign is displayed if plus pole
is connected to ⊥
All display segments available during
operation of the METRA HIT 27 are
activated after the instrument is switched
on.
METRA HIT 27I only
METRA HIT 27I (standard):
3 ea. 1.2 V/1600 mAh NiMH (AA)
METRA HIT 27M:
3 ea. 1.5 V mignon, IEC LR6 (AA)
0.5 mA
25 mA at 3.6 V. If voltage drops below
2.7 V, the instrument is switched off
automatically.
voltage drops to below approx. 3.3 V.
With NA5/600 charging unit (1600 mAh
rechargeable battery set: 14 h charging
time)
is displayed automatically if battery
, °C
30999 steps
GOSSEN METRAWATT GMBH
Current [mA]
/ 3.6 V
70
700
260
85
100
0.15
of upper range limit value
of upper range limit value
of upper range limit value
Measured Quantity
Step Function
from ∞ to 50%
from 0 to 80%
from 0 to 50%
Operating Hours [h]
20
2
5.4
16.5
15
6 months