Adding is supported one by one
Before adding or removing power sensor via wireless WM-1 module, button Settings page → Scan w-less dev. must be active!

• Connect communication bus (to only one power sensor)
• Only for PM1-E-D: Press and hold the push-button on the power sensor until it appears -SEt- on display
• In HEMS Configurator power sensor should appear as a new device
• Click on the add button next to the source or consumer to which sensor is measuring
• Connect communication bus to the next power sensor and repeat procedure

Note: PM3-E-D also supports address change on its display.

Available addresses:

• Make sure the new device is empty (as on image above)
• Only for PM1-E-D: Press the button on power sensor until -Set- appears on the display
• In HEMS Configurator press del button next to the sensor
• After a few seconds, the sensor should appear as a new device
• The sensor can be removed or it can be assigned to another device

• Settings → Virtual grid PS is an option if no grid meter is used. Power, current and energy will be calculated from other power sensors.