- Ambient temperature and humidity for test: 0~40°C, <80%RH (without condensation
- Temperature for battery charging: 10~40 ºC , < 80% RH
- Storage temperature and humidity: -10~50 ºC , < 90% RH (without condensation)
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Temperature & humidity for battery-pack storage: -20~30ºC, < 80% RH (without condensation)
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Altitude for storage: < 12000 m
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Altitude for operation: < 2000 m
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Clamp Diameter: φ51mm
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Display: LCD with backlight; Max. number: 9999
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Overflow indication: > LIMIT
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Underflow indication: "-"
- Frequency for updating display:
For earthing-resistance/leak-current: once per second (once in every four seconds if AVERAGE function is used )
Detection of output voltage: twice per second
Interference voltage: 4 time per second
Interference frequency: once per second
Interference current: once per second
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Terminals:
1) Resistance test:
2) USB, charger
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Power supply
1) LR14 alkaline battery × 6; rated voltage: 1.5 V × 6
2) Battery pack: rechargeable nickel - metal hydride batteries; rated voltage: 7.2 V
3) Charger: rated input voltage: 100 ~ 240 V; rated frequency: 50 ~ 60 Hz; output voltage: 12 VDC 3A
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Max. power consumption:
15 VA (using charger)
6 VA (using batteries or rechargeable battery pack)
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Max. powering time: Alkaline battery: about 5 hours; battery pack: about 9 hours (with backlight turned off)
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Max. input voltage: 250 V AC (50~400 Hz)
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Max. rated voltage to earth: 300 Vrms (CAT III)
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Insulation strength: 6880 VAC: 15 seconds
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Overload protection: 250 VAC between terminals: 1 minute
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Dimensions: About 260 (W)×125 (H)×280 (L) mm
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Weight: About 2.5 kg
- Applicable standards:
1. Safety: EN61010-1:2001, EN61010-031:2002, Pollution degree 2; Measurement category III 300V;
2. EMC: EMC: EN61000-3-2:2000 IEC61326-1: 1997 A grade
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Testing earthing resistance, soil resistivity, interference voltage/interference/current
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Compensating test-wire resistance
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Data saving function: recording (100 records), deleting a single record, deleting all records, uploading data to PC
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Clock
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AVERAGE function for test data
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ALARM function for input terminals
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Charging battery
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Auto powering-off
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Safety rating: CE(EMC) ETL CAT III 300V RoHS