After selecting your mode, press once. You will see a blinking value like 1S . This is the time base :
The timer screen displays a lock symbol (🔒) and buttons do not respond.
Are you planning to use this for a application like a water heater, or a low-voltage 12V setup? sinotimer-tm-630a-operating-manual.pdf - pic-control sinotimer tm-630s manual
The back or side of the TM-630S features four terminals numbered 1 through 4.
When consulting the manual, these are the most common glitches: After selecting your mode, press once
Press the button once; "1 ON" will appear. Use D+ , H+ , M+ , and S+ to set the desired start time. Press P again for "1 OFF" and set the desired stop time. Press Clock to exit and save.
While holding the Clock button, use the H+ (Hour) and M+ (Minute) buttons to set the current time. 2. Programming ON/OFF Cycles Are you planning to use this for a
: The keypad automatically locks after 30 seconds of inactivity. Press the (Cancel/Recall) button to unlock the screen. Set Current Time to adjust the day, hour, minute, and second.
Press the (Timer) button once. You will see "1 ON" on the screen.
If the screen is blank, plug the timer into a power source for at least 10 minutes to charge the internal battery.