User Manual

15 MG320-en-GB_v1.1 1/17
Insulation Resistance Test Voltage Outputs
Output Voltage Test Steps (50~120%) Load Overload
Test
current
Short-circuit
current
50V (0%~+10%) 10% steps (25~60V) 50kΩ 250VAC/DC 1mA ≤2mA
100V (0%~+10%) 10% steps (50~120V) 100kΩ 250VAC/DC 1mA ≤2mA
250V (0%~+10%) 10% steps (125~300V) 250kΩ 250VAC/DC 1mA ≤2mA
500V (0%~+10%) 10% steps (250~600V) 500kΩ 250VAC/DC 1mA ≤2mA
1000V (0%~+10%) 10% steps (500~1200V) 1MΩ 250VAC/DC 1mA ≤2mA
Note: Accuracy is stated at 23
o
C (75
o
F) and 45~75% RH.
Note: Calibration interval: 1-year maximum
Note: Temperature coefficient: 0.1 x stated accuracy/C
Note: Accuracy specifications consist of two elements: (% reading) this is the accuracy of the measurement circuit;
(+digits) this is the accuracy of the analog to digital converter.
General Specifications
Display 5999 count, backlit, LCD with bargraph
Ranging Automatic
Storage capacity 99 records (01-99)
Input Impedance >10MΩ
AC Response True rms
ACV Bandwidth 50Hz to 400Hz
Over range indication “>” is displayed
Auto Power Off After 3 minutes of inactivity
Polarity Automatic (no indication for positive); Minus (-) sign for negative
Measurement Rate 2 times per second, nominal
Low Battery Indication “
” is displayed if battery drops below operating voltage
Battery Six (6) 1.5V ‘AA’ batteries
Consumption 500mA (at a 1000V test voltage); 10mA in nominal conditions
Fuse 500mA/600V fast blow
Enclosure Double molded, IP 40
Operating Temperature 0ºC~40ºC (32ºF~104ºF)
Storage Temperature -20
o
C~60
o
C (-4
o
F~140
o
F)
Operating Humidity <85%
Storage Humidity <90%
Operating Altitude 2000m (7000ft.) maximum
Weight 0.7kg (1.5 lbs.) with batteries
Size 225[L] x 103[W] x 59[D] mm (8.8[L] x 4.1[W] x 2.3[D] in.)
Safety This instrument is designed in strict compliance with safety standard
IEC61010, overvoltage standard (CAT IV 600V) and pollution degree II.
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