Multimeter Function Comparison

Model

O7

O9

Function

Range

Resolution

Range

Resolution

DC Voltage(V)

Accuracy

1000V 0.001V
±(0.8%+3】

1000V 0.0001V
±(0.8%+3)

DC Voltage(mV)

Accuracy

600mV 0.01mV

±(1.0%+5)

200mV 0.01mV
±(1.0%+5)

AC Voltage (V)

Accuracy

750V 0.001V

±(1.0%+3)

750V 0.0001V
±(1.0%+3)

AC Voltage (mV)

Accuracy

600mV 0.001mV ±(1.2%+5)

200mV 0.001mV

±(1.2%+5)

DC Current(mA)

Accuracy

600mA 0.01mA
±(1.0%+3)

200mA 0.01mA

±(1.0%+3）

AC Current(mA)

Accuracy

600mA 0.01mA

±(1.2%+5)

200mA 0.01mA
±(1.2%+5)

AC Current(A)

6000A(Need Flexible Current Clamp)
Resolution：0.1A
Accuracy：±(1.0%+5)

2000A(Need Flexible Current Clamp)
Resolution：0.1A
Accuracy：±(1.0%+5)

Resistance

Accuracy

60MΩ 0.001MΩ
±(1.2%+5)

200MΩ 0.0001MΩ
±(1.2%+5)

Capacitance
Accuracy

99.99mF 0.001mF
(5.0%+20）

99.999mF 0.001mF
±(5.0%+20）

Temperature

-20~1000℃
-4~1832℉
Resolution：1℃/℉
Accuracy：±(2.5%+5)

-20~1000℃
-4~1832℉
Resolution：1℃/℉
Accuracy：±(2.5%+5)

Display Value

6000 Counts

20000 Counts

Diode

√

Connectivity

√

True Virtual Value

√

Screen Backlight

√

Low Battery Reminder

√

Auto Power-off

√

Size

216.6*84.5*36mm

Weight

384g

Type Of Battery

18650 Battery 3000mA*2，6000mA Long Endurance

Screen

3.98-inch TFT full-view color screen
Resolution: 480*320px

Oscilloscope technical index comparison

Character

Instructions

Bandwidth

O9:50MHz

Dual channel real-time sampling

O7:25MHz

Sampling

Sampling mode

Real-time sampling

Sampling rate

O9:250MSa/s
O7:208MSa/s

Channel

2

Dual channel DC, AC

INPUT

Input coupling

DC/AC

Input impedance

1MΩ,@16pf

Probe attenuatior

×1，×10

Maximum input voltage

X1 range <150V,
X10 range<300V(DC+ Ac peak)

Horizontal

Sampling rate rang

O7
1.5Sa/s-208MSa/s

O9
1.5Sa/s-250MSa/s

Waveform interpolation

(sinx)x

Sweep range

100ns/div-20s/div

Time base accuracy

20ppm

Storage depth

128Kbyte

Vertical

Sensitivity

20mV/div-10V/div

Displacement range

4 squares (plus or minus)

Analog bandwidth

O7：25MHZ

O9：50MHZ

Frequency response

＞10HZ

Rise time

＜10ns

DC gain accuracy

± 3 %

Measure

Automatic
measurement

Period, Frequency, Peak-to-Peakvalue,

Maximum value, Minimum value,

Duty cycle, Root meansquare

Trigger

Trigger mode

Auto, Normal, Single

Trigger edge

Rising edge, Falling edge

Display mode

YT, XY, RoII

Afterglow time

Minimum, 500ms, 1S, 10S, Unlimited

Waveform Type

Sine wave, Square wave,Triangular wave,

Half wave,Full wave, Sawtooth wave, DC

Frequency Range

Sine wave: 0HZ-5MHZ;

Square wave, triangular wave, half wave,

full wave, sawtooth wave, DC: 0HZ-2MHZ

Channel

1

Output Amplitude

0.1V~3.0V

Resolution

1HZ

Square-wave Duty Cycle

1%~99%

Oscilloscope Mode Main Screen Description

No.

Name

Instructions

No.

Name

Instructions

1

Trigger channel

CH1 is channel 1, and CH2 is channel 2

14

Vertical flip-flop

Vertical voltage position triggered

2

Running status

Status: Stop/Run

15

Horizontal trigger

Horizontal timebase position of the trigger

3

Ch1

CH1 waveform is displayed in yellow

16

CH1 Parameters

Specific parameters of CH1

4

Ch2

CH2 waveform is displayed in blue

17

CH2 Parameters

Specific parameters of CH2

5

Channel switch

CH1/CH2 On-off state

18

Voltage/Time base menu

Press up key to increase the voltage amplitude,
Press down key to lower the voltage amplitude;

Adjustable range:
20mV/div -10V/diy

Press letf key left to enlarge the time base,
Press right arrow key to reduce the time base;

Adjustable range:
10ns/div-20s/div

6

Attenuation

Channel attenuation factor

7

Voltage scale

Vertical voltage scale value

8

Time base

Timebase position in storage depth

9

Time base scale

Horizontal time base scale value

19

Wave movement

Press the up/down button to adjust theupper and lower positions of the waveform,
and press the left and right keys to adjustthe left and right positions of the waveform

10

Wave Mode

Auto/Normal/Single

11

Trigger mode

Rising or falling edge

20

Trigger cursor

Press the up and dow keys to adjustthe position of the trigger cursor

12

Battery level

Battery status and charging status

21

Measuring cursor

Press F4 to switch the measurement cursorselection,
and press up and down arrowkeys to adjust the measurement cursor position

13

Trigger level

Trigger voltage value

Multimeter Mode

No.

Name

Instructions

No.

Name

Instructions

1

Battery level

Displays the battery status and charging status

8

Auto shutdown

Displays the time to set automatic shutdown

2

Main display

Display multimeter measurements,
O7 Maximum display 6000 words,
O9 Displays a maximum of 20000 characters

9

Peak mode

Press PAEK switch to peak mode(this mode is only valid for AC voltage)

3

Mode

Measurement mode

4

Range

Current mode range

10

Maximum value

Displays the maximum read value

5

Auto range

Automatic range switching

11

Minimum value

Displays the minimum read value

6

HOLD

Press SAVE key to pause the data display

12

Average value

Displays the average value

7

Mode

Display the current selected measurementmode is highlighted red.Press the left, right.up, and down arrow keys to switch gears

13

Terminal prompt

Displays the terminal to be selected for current mode

14

Unit

Displays the unit of the measured data