39
Ia Phase A measured current
Ib Phase B measured current
Ic Phase C measured current
After entering the sampling value interface, you can press the left key to calibrate the channel.
After entering the calibration interface, press the left and right keys to adjust to the channel to be
calibrated, and then press the up and down keys to adjust the coefficient. After calibration, press
the
“
OK
”
key, enter the password 1000, and then press the
“
OK
”
key to save it.
6.4.6 Measure & monitor query
After pressing the “OK” key, the interface displays:
1 Primary value
2 Secondary value
After selecting the item to be queried, press the “OK” key to see the corresponding
current, voltage, active power, reactive power, power factor and other data.
6.4.7 Electric energy monitoring query
After pressing the “OK” key, the interface displays:
Positive active electric energy
EP+:0000000.00
Reverse active electric energy
EP-:0000000.00
Positive reactive electric energy
EQ+:0000000.00
Reverse active electric energy
EQ-:0000000.00
6.4.8 Real time clock query
The device has the real-time clock function of power down operation. After entering the real-time
clock module, the LCD will display the real-time clock of the device, as shown in the above
figure
：
The clock can be corrected through a simple keyboard. Press the "OK" key to enter the clock
editing state. In the editing state, the clock can be edited by pressing "
↑
"
↓
"
←
"
→
". After
editing, press the "OK" key to make the modification effective. If you do not want to modify the
clock at this time, press the "exit" key to exit the clock editing state. The real-time clock is mainly
used as the time basis for event sequence recording.
Note: the real-time clock has been set before leaving the factory, and can be checked by GPS
astronomical clock on site.
