CONTROLS, INCORPORATED
C O N T R O L S Y S T E M S & S O L U T I O N S
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DIGITAL FUNCTIONS
The digital inputs can be configured for different uses depending on the application. These
include the following:
1)
Alarm – Engine shutdown once active with display message as assigned. A red lamp will also
be illuminated.
2)
Pre Alarm – Warning message will be displayed along with a yellow lamp when active.
3)
Soft Alarm – Recoverable Alarm. Engine will shut down as soon as this input is tripped, but
will recover to running if the condition is cleared quickly enough.
4)
Aux Throttle Up – Mimics the front panel key press for speed control.
5)
Aux Throttle Down - Mimics the front panel key press for speed control.
6)
Return to Idle – Engine will resume its pre-designated idle speed
7)
Return to Operating Speed – Engine will return to its pre-designated operating speed
8)
Hydro-Throttle - With the Throttle toggle in the automatic position, closing this input to
ground will allow the engine to run at the last operating speed. Opening the circuit will
return the engine to idle.
9)
High Float - For auto start applications where a single or dual float system is desired. Note,
Digital 1 Action must be configured for Auto Start.
10)
Low Float – For auto start applications where a dual float system is desired. Note, Digital 1
Action must be configured for Auto Start.
DIGITAL FUNCTION MONITORING
Off / Always / Run – Describes when the parameter will be monitored for alarm conditions. Run
refers to when the engine is running. Off disables the alarm conditions. Always enables the alarm
constantly regardless of engine state.
DIGITAL FUNCTION DELAYS
Alarm Delay – The time period, after Sender Check Bypass, that the parameter must be on the alarm
condition before the alarm becomes latched.
