The F27 series is specially designed for non-standard and customized application,which can meet the requirements of visual operation for 1 for 2 or 1 for 4 receicers. For example, F27-06002020 allow operation to control2 receivers and it can switch freely by pressing button F1 to control receiver No.1 and No.2 independently or at the same time,which will be reflected throgh the indicator light of the transmitter.
What's more, F27 series can meet customers' requirement of analog output.and you can choose current or voltage analog, which is controlled through stepless speed control switch.