Linking the energy meter HA-104 main unit and the sensor unit

Follow these steps to link the main unit and the sensor unit together.

Main Unit

• Insert the battery into the main unit with display.
• Press MODE + SEARCH for some 5 seconds until two sound signals are heard.
• The display will show “—-”
• Press the UP / DOWN arrows to change to the ENERGY and NOW mode

Sensor unit

• Press and hold the CHECK button on the sensor unit and keep holding while inserting the batteries. 
• Keep holding the CHECK button while the red LED is shining
• When the LED turns off, you can release the CHECK button.

Main Unit:

• Within some 15 seconds the display will change from  "—“ to zero "0000”. This is OK and gives information that the sensor unit and the main unit have been linked together.

Now you can attach the current sensor to the sensor unit and make the final installation to the place where you wish to measure the energy.

See more: Wireless electricity monitor with PC link, MIEO HA-104