SA5041 Digital Multimeter User ’s Guide
Shijiazhuang Suin Instruments Co., Ltd 10
4. Install it after replacement.
Warning: Never do the replacement with fuses over the specifications.
2.3 Measuring AC Voltage
Voltage Range: 2V, 20V, 200V, 750V
Max. Resolution: 100µV
Input Protection: 750V
rms
(MAX)
Measurement method:
(1) Insert the red test lead into the V terminal and the black test lead into the COM terminal.
(2) Press
【
V~
】
key to measure AC voltage, and make test lead parallel connected with object
being measured.
(3) Press
【
▲
】
or
【
▼
】
key, to select expected voltage measurement range manually. Press
【
AUTO
】
key to lock the automated range, the light of which will be on after pressing.
(4) If the “Over” light on, it means the measuring voltage value exceeds current range, press
【
▲
】
to select a higher range until a normal reading showed up.
(5) Reading is shown as measured current on the display.
Note
：
Do not input the voltage over AC 700Vrms to input port.
Special care should be taken when measuring high voltage to avoid electric shock.
2.4 Measuring AC Current
Current Range: 200µA , 2000µA, 20mA, 200mA, 10A
Max. Resolution: 0.01µA
Input Protection:
0.25A, 250V fuse (for the measurement range below 200mA)
10A, 250V fuse
(for the measurement range below 10A)
Measuring method
(1) Insert the red test lead into the μA mA or 10A terminal and black test lead into the COM
terminal.
(2) Press
【
I~
】
key, to measure AC current, the light of which will be on after pressing.
(3) Press
【
▲
】
or
【
▼
】
key, to select the expected current measurement range manually.
Press
【
AUTO
】
key to lock the automated measuring range.
(
【
AUTO
】
key enables you to switch
