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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Model Number: PZEM-021
  • Display Type: Digital Only
  • Phase: Single Phase
  • Measuring Energy Range: 0-4500
  • Accuracy Class: 1.0
  • Output Voltage: 220V
  • Operating Temperature: 20 ~+70
  • Dimensions: 84.6*49.6*24.4
  • Opertating power: AC80-260V

Packaging & Delivery

Delivery Time 5

Digital AC Multifunction Meter PZEM-021 AC80-260V


1. Working voltage: 80 ~ 260 VAC
2. The test voltage: 80 ~ 260 VAC
2. The power rating: AC20 A / 4500 w
3. The working frequency: 45-65 hz
4. The measuring accuracy: 1.0C Class


 Function :A

1. Electric parameter measurement functions (voltage, current, active power, power).
2. Overload alarm function (more than power alarm threshold, backlight and power flashing hint).
3. Power threshold preset alarm function (power can set the alarm threshold).
4. The power button reset function.
5. Power lost data save function.
6. Large screen LCD screen full display function (and display voltage, current, active power, power).
7. Backlight function.
B. display and buttons
 1. display
Shown by the large screen LCD screen display voltage, current, power, electricity parameter at the same time.
 2. Display format
1) Power: testing range 0 ~ 4.5 kW
1 kw display format within 0.0 ~ 999.9 W;
More than 1 kw display format of 1000 ~ 4500 w.
2)Power: testing range 0 to 9999 KWH
10 KWH display format within 0 ~ 9999 wh;
Above 10 KWH from 10 to 9999 KWH display format;
3) The voltage: testing the range of 80 ~ 260 v
Display format of 80 ~ 220 v
4) Current: testing range 0 to 20 a
Display format 0.00 ~ 20.00.
1) The backlight control
Through short press button to open or close the backlight, backlight off electricity automatically saved.
2)Power reset
Step 1: long press button for 5 seconds until the power display window digital flicker, then loosen the button;
Step 2: if short press button again, then the battery data reset and exit the reset the flashing status;
Step 3: if the long press button for 5 seconds again until no longer flashing, says not reset and exit the reset state power data.
3) Power alarm value
Step 1: long press the button, when the LCD display "SET the CLr" loosen the button, after the state of power to value;
Step 2: power area displays the current power alarm value and minimum digital start flashing, at this time can be short press button for the digital + 1, when there is no button operation more than 3 seconds, the automatic digital switch, set the method same as above;
Step 3: set up the long press button for more than five seconds automatically saved after the completion of exit, the scope of the active power threshold is set to 0.0 ~ 4.5 kW.
C. matters needing attention
1. This module is suitable for indoor, can not be outdoor use.
2. The applied load should not exceed rated power.
3. The connection order can't make a mistake.



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