UNI-T UT620C, Руководство по эксплуатации

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3
III. Range and Accuracy
Model Range Accuracy Resolution Max.
Testing
Current
UT620C
±0.1%FS±20dgt
(18°C~28°C;
<
70%rh)
1.2A
1.2A
1.2A
1.2A
0.5A
0.05A
5mA
~100.00 0.5mA
0.05mA
Note: ±0.2%FS±20dgt (18°C~28°C; >70%rh / -10°C~50°C;
<
80%rh)
IV. Technical Specifications
Function
The meter is mainly applied to measure resistance of
conductor, contact resistance of switch, connector and relay,
resistance and contact resistance of coil, motor and
transformer winding. It can also test connection resistance
and low resistance between metal parts, resistance and
contact resistance of connecting conductors between
grounding electrode of ground grid.
Testing method 4-wire method
Testing current
1A
Open-circuit
voltage
4.2V
Power 8W
Power supply DC 3.7V 2000mAh lithium battery
Backlight Controllable backlight on off-white screen (applicable to use
in dark environments)
Display mode LCD display; backlight on off-white screen
LCD size 71mm*52mm (L*W)
Product
dimensions
187mm*191mm*51mm (L*W*H)
Length of test
lead
About 70cm (red test lead: 1pc; black test lead: 1pc)
Measurement
time
About 2 times per second
USB port Micro USB port