Precision Control Systems 5620 User Manual
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Operating the RUN/IDLE/TIMER Features
The RUN/TIME ADJUST potentiometers provide a variety of operating modes. Using the RUN
mode, the user can adjust the output from 0 to 100 percent of the input voltage. The TIME
mode allows the user to preset a time of operation from 0 to 20 seconds.
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IDLE Adjustment
1. Place the STANDBY-OPERATE switch in the OPERATE position.
2. Place the RUN/IDLE/TIMER switch in the IDLE position.
3. Using a 1/8 inch or less straight edge screwdriver, set the IDLE ADJUST to the desired
idle output, from 0 to 15 percent. Lamps should be barely glowing.
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RUN Adjustment
1. Place the RUN/IDLE/TIMER switch to the RUN position.
2. Set the run output by turning the RUN ADJUST potentiometer knob until the desired
output voltage is reached.
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TIME Adjustment
1. Go to the Idle Setting
2. Set the amount of time for operation by turning the TIME ADJUST potentiometer knob.
(0 to 10 on the dial corresponds to 0 to 20 seconds).
3. Set the Run Adjust pot to the desired output when in the RUN mode
4. To activate the time cycle, toggle the RUN/IDLE/TIMER switch to the TIMER position
and release. The switch will return to the IDLE position.
When the timer is activated, the controller switches from IDLE mode to the RUN mode, and
returns to idle after the time cycle is complete.