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Installation
Sensor Installation
Grid Sensor Installation
The grid sensor (supplied) needs to be clipped around either the Live or Neutral meter tail of the electricity supply meter. If
using the Neutral conductor, reverse the direction on the sensor.
The positioning of the sensor is crucial, take note of the following when deciding where best to install the sensor:
✔ Can be connected to either the
✔ ALL of the import and exported power must be 'seen' by the sensor – be sure to install it upstream of ANY junction box or
'Henley Block' (it can be fitted inside the consumer unit)
✔ The arrow on the bottom of the sensor must be pointing towards the consumer unit
✔ Ensure the sensor is fully closed and clicks shut
✔ Wire to the CT1 connector of the
ELECTRICITY
METER
zappi
26
zappi
(wired sensor) or
harvi
zappi
; black [–] and red [+]
GRID SENSOR
Reverse if on Neutral cable
(wireless sensor)
CONSUMER UNIT
operation and installation manual
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