====== Power Meter UPM PM300 ======

{{pm300-power-meter.jpg?80|Power Mter PM300}}

**{{pm300-power-meter-english.pdf|User manual}}**

=== Quick User Guide ===

**MEASUREMENT**
  * Press A(UP) key to select Voltage , Amp, Max AMP Watt, Max Watt and Overload Display
  * Press B(DOWN) key to select KWh, Total Cost and Price
**SET PRICE**
  * Press B(DOWN) key to select Price display Mode
  * Press D(PRICE SET) key to enter Price Setting Mode
  * Use A(UP) or B(DOWN) key to adjust price and press D(PRICE SET) key to confirm
**SET OVERLOAD WARNING**
  * Press A (UP) key to select Overload Display Mode
  * Press C (Overload Set) key to enter Overload Setting Mode
  * Press A(UP) or B(DOWN) key to select desired W or A
  * Press C (Overload Set) key to enter to Value Setting Mode
  * Use A(UP) or B(DOWN) to adjust to desired value of Over Load Watt or Amp and press C(OVERLOAD SET) key to confirm
**CLEAR MAX LOAD**
  * Press and hold A (UP) & C(OVERLOAD SET) key for 3 seconds to clear the Max Load readings and buzzer beep
**CLEAR USAGE READING**
  * Press and hold B (DOWN) & D(PRICE SET) key for 3 seconds to clear "usage time " and "KWh" reading , buzzer beep