UNI-T VC820, Руководство по эксплуатации, Страница: 22 / 41

VC820/VC840 OPERATING MANUAL
22
z
Press REL again or turn the rotary switch to reset the stored value and exit REL mode.
Pressing HOLD in REL mode makes the Meter stop updating. Pressing HOLD H again to resume updating.
POWER Button
The POWER button is a self-lock switch use to turn on or off the power of the Meter.
SELECT Button
(blue)
The SELECT button uses for selecting the required measurement function when there is more than one function at one
position of the rotary switch.
General Specification
1.
“
HzV
Ω ” :
Maximum voltage between terminal and ground is 1000Vrms.
2. µA mA Input Terminal : 0.5A, 600V fast type ceramic fuse. (VC820)
µA
mA Input Terminal: 0.5A, 600V fast type ceramic fuse. (VC840)
3. 20 A Input Terminal : 20A, 600V fast type ceramic fuse.
4. Maximum Display : 3999, updates 3/second.
5. Temperature : Operating: 0 to +40 (32 to +104 ).
Storage: -10 to +50 (14
to +
122 ).
6. Relative Humidity :
≤
75% @ 0 - 30 ;
≤
50% @ 31 - 40 .
7. Altitude : Operating: 2000 m.
Storage: 10000 m.