Description:The meter can display voltage, current, active power, Energy meter on one panel at the same time.
1. Working voltage: 80 ~ 260VAC
2. Test voltage: 80 ~ 260VAC
3. Rated power: 20A/4500W
4. Operating frequency: 45-65Hz
5. Measurement accuracy: 1.0 gradeFeatures:
1. Electrical parameter measurement function (voltage, current, active power, energy).
2. Overload alarm function (over power alarm threshold, backlight and power flashing to alarm).
3. Power alarm threshold preset function (can set power alarm threshold).
4. The reset function of energy key.
5. Store data when power off.
6. Large-screen LCD (display voltage, current, active power, energy at the same time)
7. Backlight function.
B.Appearance and Key function
I. Display Interface
Display interface is large-screen LCD, it can display voltage, current, power, energy parameters at the same time.
1.Power: test range: 0~4.5kW
within 1KW, the display format is 0.0~999.9W;
1KW and above, the display format is 1000~4500W.
2.Energy: test range: 0~9999kWh
Within 10KWh, the display format is 0~9999Wh;
10kWh and above, the display format is 10~9999kWh.
3.Voltage: test range: 80~260V
Display format: 80~260V
4.Current: test range: 0~20A
Display format: 0.00~20.00
Short press the key to turn on or off the backlight, the backlight has memory function, it can store the on or off state when power off.
2. Reset energy
Step1: Long press the key for 5 seconds until the number in energy display window flash, then release the key.
Step2: Short press the key again, then the energy value is cleared and exit the reset flashing state.If you don't want to clear, then long press the key for 5 seconds until the number doesn't flash, it means the energy value is not cleared and will exit the reset state.
3.Set power alarm threshold
Step1: Long press the key until the LCD screen display "SET CLr", then release the key to enter the setting state
Step2: Power window display the current power alarm value and the last digit begin to flash, then you can short press to plus 1, when there is no operating over 3 seconds, it will switch the digit position automatically, the setting method is as same as the above.
Step3: After finish the setting, long press the key over 5 seconds will store automatically and exit, the range of active power threshold is 0.0~4.5kW
1. This module is suitable for indoor, please do not use outdoor.
2. Applied load should not exceed the rated power.
3. Wiring order can't be wrong.
4. The meter can't work with inverter.
D. Wiring diagram
F. Ddimension Diagram (mm)
Package included:1 x PZEM-021 4 in 1 LCD Voltage Current Active Power Energy MeterDetail Pictures:
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
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