| 摘要 |
An interface 1 for providing a meter reading to a plurality of remote units 5-10 each arranged to perform a different function, comprises: means to read a value from a meter 2 corresponding to a quantity of a commodity measured by the meter; radio transmission means; and means arranged to control the radio transmission means to transmit a signal corresponding to the value read by the reading means to a plurality of remote units 5-10, each remote unit being arranged to perform a different function. The remote units 5-10 may be: gas detector with shut-off valve; prepayment interface with coin meter or smartcard reader; home automation interface; hand held doorstep reading and billing unit; multi-tariff (off-peak) meter; customer meter-reading display. |
