The DVB01 manual typically opens with a standard “Safety and Package Contents” section. According to most versions:
The unit uses four keys— [SET] , [SW1] , [+] , and [-] —to navigate the following menu options: : Function selection (F-01 to F-05). P-1 : Lower limit voltage setting (00.0V to 99.9V). P-2 : Upper limit voltage setting (00.0V to 99.9V). P-3 : Voltage calibration/correction. P-4 : Delay for relay activation (00.0s to 99.9s). P-5 : Delay for relay deactivation (00.0s to 99.9s). Preset Functions dvb01 user manual
): Relay stays active ("On") only when the voltage is between the upper and lower limits. Out-of-Range Suction ( The DVB01 manual typically opens with a standard
To listen to a specific frequency (e.g., a local weather station or ham radio repeater), you must store it in a channel. P-2 : Upper limit voltage setting (00
DVB01 User Manual: Voltage Controller | PDF | Power Supply - Scribd