Like the model R-831-P it has three isolated contacts to open close and stop the doors and a possibility of 6 561 operational codes to enhance the security level. If your operator can be controlled by three button station then our R-831-J receiver and commercial remote controls will work with your operator.
It has three isolated contacts to open close or stop the door. If your operator can be controlled by three button station then our R-831-P receiver and commercial remote controls will work with your operator.