38 M1M 30 POWER METER USER MANUAL
VARIABLE
Select one variable as alarm variable or event variable. 
   CONF   ALM   VARIABLE
Variable Description
VLN Phase voltage
VLL Line voltage
I Phase current
IN Neutral current
P Active power
Q Reactive power
S Apparent power
PT Total active power
QT Total reactive power
ST Apparent power 
PF Power factor
PFT Total power factor 
F Frequency
THDV Total harmonic distortion of voltage
THDI Total harmonic distortion of current
UBLN Unbalanced phase voltage
UBLL Unbalanced line voltage
UBI Unbalanced phase current
TIMD Countdown timer