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EG300

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SECTION 4 : POTENTIOMETER ADJUSTMENTS AND DIP SWITCH FUNCTIONS 

 

 
 
 

 
 

DIP Switch Functions 
SW 1 to 4

Frequency Range Selection 

SW 5 ON

Cummins PT PUMP 

SW 6 ON

Extreme Slow Response engines

IDLE SPEED

IDLE Speed 

Setting 
When  Terminals  2  &  3 
shorted,  use  this  pot  to 
adjust IDLE speed. 

RUN  SPEED

Operating 

Speed Setting 

10

11

MPU Input 

Use shielded cable 

6

7

9

Remote Speed Potentiometer 

Connect a 5  K

  potentiometer. Must use shielded 

cable. 

6

8

Isochronous Load Sharing (ILS) Input 

Analog input signal from the load sharing controller. 
Must be isolated from battery power. Terminal 6 is 
ground  of  load  sharing  controller.  Terminal  8  is 
input signal from controller. 

1

2

Battery Input 

Connect to genset battery. 
Use14 AWG wire or larger 

3

IDLE Control Contact 

When shorted to terminal 2 unit 
will go to IDLE state. 

4

5

Output to Actuator 

Use 14 AWG wire or larger 

INT

Integral Setting 

DIF

Differential Setting 

DROOP

Speed Droop 

Setting 

GAIN

Gain Setting 

RAMP

Ramp Time 

Time for engine speed to climb from IDLE to 
operating speed. (3 to 20 seconds) 

DROOP

DIF.

INT.

GAIN

RAMP

SW1-ON    600~1200HZ
SW2-ON  1200~2500HZ

SW4-ON  5000~9500HZ

SW3-ON  2500~5000HZ

POWER : DC12/24V

IDLE

1

2

3

ACT

4

5

6

7

MPU

9

ILS

8

10

11

~

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REMOTE

SPEED POT

RUN SPEED

IDLE SPEED

SW5-ON  PT-PUMP

EG300

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SW6-ON  Slow response 

SW

Summary of Contents for EG3000

Page 1: ...232568 Email info sp powerworld com www sp powerworld com EG3000 Electronic Engine Governor Controller User Manual Engine Start Smoke Limiting function IDLE Speed Setting For External Built in PT Pump type and hydraulic drive actuators Newly added extreme slow response engine setting ...

Page 2: ... 10 000 Hz Voltage 1 120 Vac RMS Speed Temperature Shift Less than 3 at temperature range 40 to 80 C Frequency Adjustment Speed Adjustment pot 25 turn Environment Setting range 600 9 500 Hz With DIP Switch Operating Temperature 40 to 80 C Storage Temperature 40 to 85 C Remote Speed Potentiometer Terminals 6 7 9 Relative Humidity Max 95 Max 7 5 KΩ 1 watt potentiometer Vibration 5 5Gs 60 Hz Isochron...

Page 3: ...signal from the load sharing controller Must be isolated from battery power Terminal 6 is ground of load sharing controller Terminal 8 is input signal from controller 1 2 Battery Input Connect to genset battery Use14 AWG wire or larger 3 IDLE Control Contact When shorted to terminal 2 unit will go to IDLE state 4 5 Output to Actuator Use 14 AWG wire or larger INT Integral Setting DIF Differential ...

Page 4: ...N Slow response SW R 3 1 2 1K 3 1 2 CCW CW ATTENTION 1 The unit must be installed by qualified technical personnel Improper installation wiring or settings could lead to injury to personnel and or damage to equipment 2 This unit has no Over Speed Protection function It is recommended to install a separate over speed protection device 3 The battery connects directly to the controller with a fuse fo...

Page 5: ...ill begin to make a clicking sound but will not be damaged 6 2 Trial Run 6 2 1 Engine will not start Refer to Section 7 1 Troubleshooting below for possible causes If the engine still will not start normally then increase Run Speed setting or Frequency Range SW setting to a higher range Run Speed should be set to minimum at this time 6 2 2 If engine starts normally then slowly adjust Run Speed to ...

Page 6: ... until optimal settings are achieved 3 Engine speed instability can be divided into slow oscillations once every 2 to 5 seconds and rapid oscillations 2 to 8 times per second slow oscillation is usually because GAIN is too low and or INT is too high Rapid oscillations however can occur in two ways 4 2 4 times per second GAIN setting too high 4 8 times per second DIF setting too high 6 5 Remote Spe...

Page 7: ...e then replace the MPU During engine start confirm that the input voltage to Terminals 10 11 is greater than 1 Vac If less than 1 Vac check the gap between the tip of the MPU and the flywheel teeth The distance should be 0 037 mm to 0 127 mm 3 Actuator fault failed disconnected etc 3 If the two items above are both normal then check whether Terminals 4 5 have a voltage output during cranking If th...

Page 8: ...hether MPU is disconnected Must be directly connected to Terminals 10 11 Resistance of 10 1 000Ω is normal Check that MPU has been connected with shielded wire grounded at one end Repair wiring as required 4 Controller defective 4 With engine OFF apply power to the controller if actuator linkage moves or if there is a voltage output on Terminals 4 5 this indicates the controller is defective 7 4 E...

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