Control for domestic water circulation

摘要

The equipment has a least a domestic water circulation system, one cold water supply, one water heater and one pump. Within the water circulation system (16) a control loop (26) is provided which includes the pump (24) and at least one temperature sensor (28) located before the pump. The pump is controlled by a control element (20) which turns it or off depending on the signals from the temperature sensor and a flow sensor (30). Either the pump or the control element can be connected to a timer.