YET845A Motor Controller

602 Published by admin Jul 30,2021

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RF version-V4.0


YET845A-V4.0 is a controller dedicated toelectric door control,with functions such as setting stroke,automatic door closing with delay, bounce upon resistance  , over-current detection , limit switch and other functions . It is widely used in garage doors , supermarkets and other places .



1.Input voltage :100VAC~220VAC

2.Relay contact current:10A@250VAC/10A@277VAC/12A@120VAC

3.Control output:0.5A-5A(Adjustbyadjustableresistor)

4.Standby power consumption:<2.2W


5.Maximum runing time:4minutes

6.Minimum running time:10seconds

7.Working frequency:433.92MHZ(315MHZforoptional)

8.Receiving sensitivity :-112dbm(Openspacedistance≥50m)9.RFdecoding format :Open code

10.Remote control capacity:400pcs buttons(equivalentto100pcs4-buttonremote)

11.Working environment Temperature:-20℃~+60℃ Humidity:20%~93%

12.Storage environment Temperature:-30℃~+80℃Humidity:20%~93%




1)When the electric door is closing (down) ,if the user switches to open (up) or stop , the maximum running time will bereset; if the electric door encounters an obstacle ,the system will delay 0.5S befores tarting control The electric door opens (upward) action .

2)During the door opening (upward) process of the electric door ,if the user switches to closing the door (downward) or stops ,the maximum running time will bereset.

3)When using the AC auto-delayed door closing function ,the systems tarts timing and automatically closes the door ; if the user presses the “C (stop / unlock) ” buttonon the remote control during  timing ,the system timer will be cleared and restarted .

4)Status in dicator description:The controller power -on default status in dicator flashes at a requency of 1 S , and flashes quickly at afrequency of 250 MS during the shut down process , and restores to the default state after the shut down is completed ; flashes at a frequency of 600 MS during the start up process , and restores the default state after the shut down is completed (Whenthe FLASH flashing light is turned on ,it is synchronized with the status indication) .

5)When learning the remote control , the motor must be stopped ; the effective time interval of continuously pressing the learning button is 1 second , and the controller will execute the corresponding function if the time interval is exceeded.


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