Hired-Hand System 2001 Power Curtain Controller - Manual (Page 15)

4801-1200 System 2001 Power Curtain Controller
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7.3.4.2.4 Timer Percentage #1 or # 2:
This is the time a stage will operate out of a specified period of time
expressed as a percentage. Use the Select Feature arrow keys until Timer 1
Percentage is displayed in the window. Push the Change Setting arrow
keys to select the percentage you may need. the minimum Fan Timer
Percentage is limited. The timer will not run for less than 20 seconds. For
a 10 minute timer, that would be 4 percent; for a 5 minute timer the
minimum would be 7 percent.
7.3.4.2.5 Types of Timers:
The System has two separate timers and four different types that may be
used. Timer 1 will always be Type 1. Timer 2 may use either Type 1, Type
2, Type 3, or Type 4.
Example of the four different types of timers:
Type 1: will come on at zero and operate at the percentage of a given
cycle.
Type 2: will come on at half cycle of Type 1 and operate it's given cycle.
Type 3: comes on when Type 1 goes off and operates its cycle.
Type 4: uses Type 1 percentage and operates like Type 2 at half cycle.
The following chart and graph each use a 10 minute Timer for both Timer
1 and Timer 2. Each bar is marked from 0 to 100 percent and is equal to
one 10 minute cycle. There are two cycles in the graph so you can see
when the different timer cycles operate.
Timer 1 Only Type 1 40%
Timer 2 Type 1 40%
Timer 2 Type 2 40%
Timer 2 Type 3 40%
Timer 2 Type 4 40%