Allows for individual timing of the ON and OFF period. Can be used to turn an item ON or OFF like the Timer-1 or can be used as a Back-N-Forth, with diodes (not included), to create different end stop times. Time is adjustable from approximately 30 to 90 seconds.
Dallee Electronics Timer-4
The Timer-4 consists of one timer with separate on and off time adjustments.
The Timer-4 can be used to set something on or off for a period of time or used to reverse the polarity of a device such as a DC switch motor who's lever operates an object. Timer-4 can also be used for a "Back-N-Forth" / "To and Fro" with different timed stops at each end (similar to a Timer-1 #505, Back-N-Forth 1 amp #561 or Back-N-Forth 5 amp #563.
This unit does not include the diodes needed for operating a Back-N-Forth. They are available for the current rating you need: 1 amp #374, 3 amp #370, 6 amp #375).
This is especially usable with train operation as well as animating figures, lights and other items.
Time is variable from approximately 30 to 90 seconds. A longer time interval is available upon special order.
A good fixed AC power source is item #690. This connects to terminals 5 & 6 and can operate up to 15 similar devices