eddi has the option to install a Relay & Sensor board which allows for many different wiring configurations and includes the following features:  

Two independent multi-function relays (16Amp)

eSense input (isolated 230V detection for low tariff etc.)

Two temperature sensor inputs (PT1000)  

The two relays can be independently set for several different functions, or they can be set to operate as a pair. The relay functions include:  

– Export Threshold – Import Threshold – Operate when heating – De-stratification pump control – Timed operation – Fault signal for BMS systems  

Please refer to the eddi manual for fitting diagrams.