SEW 2788 MF Insulation Resistance (1000V,8GΩ)

Manufacturer: SEW
Model: 2788 MF
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Specifications
Manufacturer Info

Test voltage (DC V) 250V / 500V / 1000V

Measuring ranges 0.2MΩ~2GΩ/0.2MΩ~4GΩ /0.2MΩ~8GΩ

Accuracy 0.2MΩ~4GΩ : ±3%rdg

4GΩ~8GΩ : ±5%rdg

Nominal voltage rated : 1mA

Short circuit current : 1.2mA

Polarization index (PI) ˇ

Dielectric absorption ratio (DAR)ˇ

Continuity

Range: 0.01~100Ω / 100 ~300Ω / 300~1999Ω

Resolution 2 counts

Accuracy 0.01~100Ω : ±1.0%rdg

100~300Ω : ±1.5%rdg

300~1999Ω : ±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

Max test current 1.5 mA

Resolution : 0.1V

Measurement voltage : 0-4.5V

Accuracy : ±3% rdg

Mov Test

Measuring range : 5~1020 Vdc

Accuracy : ±(3%rdg + 2dgt)

GAS Arrester Test

Measuring range 5~1020 Vdc

Accuracy : ±(3%rdg + 2dgt)

General

Fuse 500mA 250V (5 × 20mm)

HBC. Fast Blow

Display 2 lines × 16 characters LCD

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

Accessories : Instruction manual,Test leads, Carry case, Batteries

Details

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	250V : 0.2MΩ~2GΩ 500V : 0.2MΩ~4GΩ 1000V : 0.2MΩ~8GΩ
Accuracy	0.2MΩ~4GΩ : ±3%rdg 4GΩ~8GΩ : ±5%rdg
Nominal voltage rated	1mA
Short circuit current	1.2mA
Polarization index (PI)	ˇ
Dielectric absorption ratio (DAR)	ˇ
Continuity
Range	0.01~100Ω / 100 ~300Ω / 300~1999Ω
Resolution	2 counts
Accuracy	0.01~100Ω : ±1.0%rdg 100~300Ω : ±1.5%rdg 300~1999Ω : ±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
Max test current	1.5 mA
Resolution	0.1V
Measurement voltage	0-4.5V
Accuracy	±3% rdg
Mov Test
Measuring range	5~1020 Vdc
Accuracy	±(3%rdg + 2dgt)
GAS Arrester Test
Measuring range	5~1020 Vdc
Accuracy	±(3%rdg + 2dgt)
General
Fuse	500mA 250V (5 × 20mm) HBC. Fast Blow
Display	2 lines × 16 characters LCD
Operating temperature	0°C to 40°C
Storage temperature	-10°C to 50°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