PZEM-018 5A AC Digital Power Meter มิเตอร์วัดการใช้พลังงาน

AC 5A Digital Display Power Monitor Meter Voltmeter Ammeter Frequency Current Voltage Factor Meter

Voltage Current Power Energy Digital Voltmeter Ammeter AC 5A 80-260V
Features :
1.Electrical parameter measurement function: voltage, current, active power, energy, frequency, power factor
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 energy can be reset use the key
5.Store data when power off
6.Large-screen LCD,can display six parameters at the same time
7.Backlight function
8.Key function

Backlight control
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.

Reset energy
Step1: Long press the key for 5 seconds until the energy value flash, then release the key.
Step2: Short press the key again, then the energy value is cleared and exit the reset flashing state.
Step3: If there is no operation on the key within 5 seconds, it means the energy value is not cleared and will exit the reset state.

Set power alarm threshold
Step1: Long press the key until the LCD screen display ๏ฟฝSET CLr๏ฟฝ, 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 0.0~2.5kW.