33
34
0
.
00
～
999
0
.
00
～
999
±
(10%+5)
9.1.4 Current Measurement
Measuring range
Accuracy
Effective test range of insulation resistance: 0.00nA~5.00mA
9.1.5 DAR and PI Measurement
Measurement mode
Display range
Computational error
DAR
PI
± 2 digits
± 2 digits
9.2 Environmental Specifications
Operating Altitude: 2000m
Operating temperature and humidity: -10°C~50°C,
≤
85%RH (no condensation when operating with the
power adapter); 0°C~40°C,
≤
85%RH (no condensation when operating with batteries)
Storage temperature and humidity: -20°C~60°C,
≤
75%RH (no condensation)
IP rating: IP67 (with the hard case closed)
9.3 General Specifications
LCD display: 320x240 pixels, 5.1 inch
Response time: About 30s within ±5% accuracy range; about 60s or longer for accuracy range
≥ ±
10%
(the lower the output voltage, the longer the response time)
Overload protection: AC 1200V/10s
Withstand voltage: AC 8770V between lead terminal and housing/5s (50Hz/60Hz); AC 6880V between
measuring terminal and housing/5s (50Hz/60Hz); AC 2330V between power socket and housing/5s
(50Hz/60Hz)
Insulation resistance: 1000MΩ or more/DC 1000V (between electrical circuit and housing)
Dimensions: 410mm (L) × 350mm (W) × 200mm (D) (Tester and hard case)
Weight: about 9kg (including batteries) (Tester and hard case)
Power adapter: AC power adapter (220V/50Hz, 1A)
UT516B User Manual
UT516B User Manual
