Woodward 723PLUS Technical Manual page 67

Two-engine redundant lon torque sharing marine propulsion application
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Manual 26482
10 INITIATE BUMP—Tests the dynamics settings by temporarily applying a
decreased fuel demand transient to stimulate a control response. Both the
magnitude (ACT BUMP LEVEL) and duration (ACT BUMP DURATION) of the
transient may be set under service menu *RESPONSE TESTING*. To initiate an
actuator bump, toggle INITIATE BUMP to TRUE then back to FALSE while the
engine is operating in a normal steady state loaded or unloaded condition.
11 BTH CLTCHD GN FCTR – (*0.0-100.0)—Set this value so that the engines
are stable under all load conditions while both clutches are closed.
G**SPEED REFERENCE**
01 RAISE SPEED LIMIT (*100–2200 rpm)—Raise Speed Limit is the maximum
speed reference setting. It is used to limit the Remote Speed Setting inputs to a
maximum. It is normally set at the maximum rated engine speed.
02 LOWER SPEED LIMIT (*100–2200 rpm)—Lower Speed Limit is the minimum
speed reference setting. It is used to limit the Remote Speed Setting inputs to a
minimum. It is normally set at the minimum operating speed of the engine.
03 IDLE SPEED (RPM) (*100–2200 rpm)—Idle Speed Reference is also the
Speed Reference set point that the control will go to if either IDLE REF @
SHUTDOWN or POWER UP TO IDLE functions are enabled in Configure mode.
Always set the IDLE SPEED lower than rated speed.
04 DECEL RAMP (SEC) (*0.0001–500.0 sec)—Decel Ramp is the time required
for the control to ramp the engine speed from rated speed to idle speed.
05 RAISE SPEED RATE (%/S) (*1.0–10 000.0 rpm/sec)—Raise Speed Rate is
the rate at which the speed reference is ramped in one of two situations: 1) when
the maneuvering mode is selected, and 2) when the Remote Speed Setting input
is changed in the increase direction. A step change on the remote input does not
cause an immediate change in the reference, which is ramped to the new setting
at the Raise Speed Rate.
06 LOWER SPEED RATE (%/S) (*1.0–10 000.0 rpm/sec)—Lower Speed Rate is
the rate at which the speed reference is ramped when the Remote Speed Setting
input is changed in the decrease direction. A step change on the remote input
does not cause an immediate change in the reference, which is ramped to the
new setting at the Lower Speed Rate.
07 SLV-MST RAMP RATE (*1.0–500.0 rpm/sec)—Slave-Master Ramp Rate is
the rate at which the slave unit will ramp to synchronize with the master when its
clutch request is activated.
08 REMOTE REF AT 1 V (*–32 767.0–32 767.0 rpm)—Remote Reference at 1 V
is the engine speed desired when 1.0 Volt is applied to the Remote Speed
Setting input.
09 REMOTE REF AT 5 V (*–32 767.0–32 767.0 rpm)—Remote Reference at 5 V
is the engine speed desired when 5.0 Volts is applied to the Remote Speed
Setting input.
Woodward
723PLUS Digital Marine Control
57

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