How to read your Electricity meter

To correctly establish that your solar is working you will need to familiarise yourself with your electricity meter. There are some examples below to help you with this. The readings you then take regarding your usage and your solar feed in along with the readings from your inverter will determine exactly how your solar is performing.

Types of meters

 EM1000

Flat Rate Domestic
Register Screen display
(blank) Tariff 11 (Residential Flat Rate)
Tariff 9900 (Excess Energy to the grid – if solar is connected)

 EM1200

Flat Rate Domestic
Register Screen display
01 Tariff 11 (Residential Flat Rate)
30 Tariff 31 or 33 (Controlled Supply)
40 Tariff 9900 (Excess Energy to the grid – if solar is connected)

EDMI Atlas

Time of Use Domestic
Register Screen display
01 Total Usage (05+10+20)
02 Time
04 Date
05 Tariff 12 (Time of Use – Peak)
10 Tariff 12 (Time of Use – Shoulder)
20 Tariff 12 (Time of Use – Off Peak)
30 Tariff 31 or 33 (Controlled Supply)
40 Tariff 9900 (Excess Energy to the grid – if solar is connected)
60 Program ID
88 Test Screen