Features:
anti-reverse voltage input circuit, worry-free wiring. Signal input optocoupler isolation, anti-interference ability.
Set the parameters of power and permanent memory. Powerful flash MCU online programming capabilities, according to user needs can contact the manufacturers to customize the functionality.
S1: power on, press S1 2 seconds to enter mode selection menu, press S1, choose P-1 ~ P-4 mode.
S2: OK / Shift key: Press to adjust the position of the LED is blinking, which LED is blinking, S3 to adjust the value of digital tube flicker.
Until you press S2, the digital is no longer flashing.
S3: digital display flashes, S3 adjustment digits from 0-9 successively changed. Normal digital tube display, S3 to adjust the position of the decimal point, the decimal point in bits 0-999 minutes; in 10 bit from 0 to 99.9 seconds; no decimal point indicates 0-999 seconds.
