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STANDARD ELECTRIC WORKS CO.,LTD.
MEASURE WITH PRECISION
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Insulation & Multifunction Testers
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Insulation & Multifunction Testers (LCD Display)
2788 MF
FEATURES
● Auto range microprocessor-controlled.
● Insulation test voltages : 250, 500, 1000VΩ.
● Mov / protection devices test.
● Gas Arrester function.
● Automatic voltmeter AC/DC at Start/Reset.
● Test ON-OFF.
● Battery test.
● Safety voltmeter before each test.
● Auto-discharge on all test and all ranges.
● Leads Auto-null key.
● Test Auto-stop.
● Smart hold & stop on voltmeter AC/DC.
● Ener-Save™.
SPECIFICATIONS
Insulation Resistance
Test voltage (DC V)
:
250V / 500V / 1000V
Measuring Ranges
:
0.2MΩ~2GΩ
0.2MΩ~4GΩ
0.2MΩ~8GΩ
Accuracy
:
0.2MΩ~4GΩ : ±3%rdg 4MΩ~8GΩ : ±5%rdg
Nominal voltage rated
:
1mA
Short circuit current
:
1.2mA
Polarization index(PI)
:
on all ranges
Detective absorption
ratio (DAR)
on all ranges
Continuity
Range
:
0.01~100Ω / 100 ~300Ω / 300~1999Ω
Resolution
:
2 counts
Accuracy
:
±1.0%rdg / ±1.5%rdg / ±2.0%rdg
Auto-null
:
up to 5Ω
Buzzer
:
up to 3Ω
KΩ Test
Ranges
:
1~400kΩ
Short circuit test
current
:
≥1.3mA
Voltmeter
DC voltage
:
0-950V
AC voltage
:
0-700V
Resolution
:
1V
Accuracy
:
±1.5% rdg
Diode Test
Test voltage
:
5 Vdc
Max test current
:
1.5 mA
Resolution
:
0.1V
Measurement
voltage
:
0-4.5V
Accuracy
:
3% rdg
Mov Test
Measuring range
:
5~1020 Vdc
Voltage results
accuracy
:
±3% rdg
Resolution
:
2 counts
GAS Arrester Test
Measuring range
:
5~1020 Vdc
Voltage results
accuracy
:
±3% rdg
Resolution
:
2 counts
General
Fuse
:
500mA 250V (5 × 20mm) HBC. Fast Blow
Display
:
2 lines × 16 characters LCD
Operating
temperature
:
1°C to 55°C
Storage
temperature
:
-20°C to 70°C
Dimensions
:
205(L) × 90(W) × 55(D) mm
Weight
(battery included)
:
Approx. 1460g
Power source
:
1.5V (AA) × 6
Safety standard
:
EN 61010-1 CAT III 600V
EN 61326-1
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