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ELCOS- Parma- Italy - GB  - CAM -684

3

Valid for firmware revisions higher than or equal to 1.24

With the running 
engine the 
generator set 
instruments are 
shown. In the 

event of a fault, 

instead of the 

measurement, 

the display
shows the 
message of
the occurred 
fault.

INSTRUMENTS

BRIEF INSTRUCTIONS

 

 

 

 

With battery charger type CBS

• THREE MAINS AND GEN-

  ERATOR VOLTMETERS

 up to 570V

• THREE MAINS/

 30/5, 40/5, 

  GENERATOR

80/5, 100/5, 150/5, 200/5, 250/5, 300/5, 

600/5, 800/5, 1000/5, 

   AMMETERS

1200/5, 1500/5, 2000/5, 2500/5, 3000/5, 4000/5. 

• FREQUENCY METER

 greater than 30 V~.

• WATTMETER

(Total and per phase) 

• VARMETER        

• VOLTAMMETER

                              

• COSPHIMETER 

(Per phase)

• 

 65535.

• 

 FAILURE 

  COUNTER

 9999

• 

 8500 rpm.

• 

 

• BATTERY CHARGER CURRENT

For three-phase voltages and nominal value

~.

• DELTA VOLTAGES 

  PHASE/PHASE

• STAR VOLTAGES

Compatible with the amperemetric transformer type

50/5, 60/5,

 400/5, 500/5, 

Maximum reading of 4000A  

or 110% of the full-scale current of the chosen transformer.

From 0Hz to 85Hz for alternating voltages with amplitude

• KILOWATT-HOUR

(Total) 

• PARTIAL HOUR-METER With four digits and a maximum reading of 9999 (hours and minutes). (The 

hours indicated are zeroset the next time the genset is started up.)

• TOTAL HOUR-METER

Displays five digits and a maximum reading of 59999 (hours and minutes). 

STARTING COUNTER

Displays the number of occurred startings up to

STARTING

Displays the number of failure startings up to

TACHOMETER

Displays the number of engine revs up to

BATTERY VOLTMETER

• FUEL LEVEL GAUGE 

Displays the percentage of fuel present in the tank           

 

• WATER OR OIL 

  THERMOMETER

Displays the water and oil temperature of the engine up to 140°C

• OIL PRESSURE GAUGE Displays the oil pressure of the engine up to 9 bar 

C

MODEM

ENGINE

Equipped with control unit

for the electronic control of

the injection system

10m max

500m max

RS232/

RS485

RS232/

RS485

MODEM GSM

ELCOS

CAN Bus

RS232

RS485

I/0 

EXTENSION

REMOTE 

PANEL

I/0 

EXTENSION

MOD BUS

      

 

" " 

MASTER

      

 

" " 

MOD BUS

Summary of Contents for CAM 684

Page 1: ...gram starting or stopping the generating set Generator start stop on request for power Possibility of starting the generating set in case of low battery charge Programmable weekly selftest Available inputs for fully programmable anomalies times polarities stopping possibility and message about the anomaly Three phase voltmetric control voltage failure undervoltage overvoltage asymmetryc voltage an...

Page 2: ...ply 1 2V Type AAA S U M M A R Y S u m m a ry T e c h n ic a l d a ta H is to ry o f re vis io n s P a g e 2 B rie f in s tru c tio n s In s tru m e n ts M o d e s o f c o m m u n ic a tio n o f th e c o n tro l u n it 3 O p e ra tio n F u n c tio n s s e le c tio n M a n u a l A u to m a tic T e s t O ff G lo w p lu g s p re h e a tin g S ta rtin g S ta rtin g F a ilu re 4 O p e ra tio n D e te c ...

Page 3: ... of 4000A or 110 of the full scale current of the chosen transformer From 0Hz to 85Hz for alternating voltages with amplitude KILOWATT HOUR Total PARTIAL HOUR METER With four digits and a maximum reading of 9999 hours and minutes The hours indicated are zeroset the next time the genset is started up TOTAL HOUR METER Displays five digits and a maximum reading of 59999 hours and minutes STARTING COU...

Page 4: ...e ime have elapsed the control unit commands the opening of the mains contactor and starts the generator set With engine running and generator voltage normal and once the GENERATOR TO POWER USERS CONNECTION DELAY has elapsed the generator contactor closes While it is running the generator set is protected from possible faults When the mains voltage is restored and the MAINS ACCEPTANCE time has ela...

Page 5: ... on the display STOPPING FAILED This intervenes if the running engine signal is detected 120 seconds after the stop command STOPPING FAILURE will be read on the display Do not use the emergency button combined with a stopping system that is not energized in run mode DETECTION OF RUNNING ENGINE It is obtained by detecting generator frequency and residual voltage or by detecting battery charger alte...

Page 6: ...XILIARY CONTACT GENERATOR CONTACTOR AUXILIARY CONTACT 22 21 13 in the Technical Programming Manual see page WIRING 36 32 75 76 L1 77 L2 78 L3 64 65 66 84 85 86 FOR THE CONNECTION OF A SINGLE AMMETER USE TERMINALS 75 77 GENERATOR MAINS AMMETERS DETECTION OF RUNNING ENGINE AND TACHOMETER DETECTION OF RUNNING ENGINE AND TACHOMETER DETECTION OF RUNNING ENG INE AND CHARGING ALTERNA TOR PRE EXCITATION W...

Page 7: ...ATE DIAGRAM GENER ATOR OVER LOAD SWITCH OIL PRESS URE TRANS MITTER TEMPER ATURE TRANS MITTER THERMO STATIC SWITCH OIL URE SWITCH PRESS GENERAL ALARM FU2 4A FU3 4A KM P FUEL LOADING SAFETY SOLENOID VALVE FUEL PUMP THER KM G SCREW ELECTRODES ROD ELECTRODE COOLANT LEVEL PROBE FOR RADIATORS WITH PLASTIC EXPANSION TANK FOR RADIATORS WITH METAL EXPANSION TANK 4 HAVING MADE THE CONNECTIONS THE CONTROL UN...

Page 8: ...njection control unit the engine will NOT cause to stop LED red FLASHING LIGHT anomaly managed by the control unit CAM 684 the engine will cause to stop LED yellow FLASHING LIGHT anomaly managed by the control unit CAM 684 the engine LEDS OFF ALL OK will NOT cause to stop INSTRUMENTS DESCRIPTION UNIT OF MEASURE MENT TACHOMETER Displays the number of engine revolutions rpm OIL PRESSURE GAUGE Displa...

Page 9: ...t is closed REMOTE STOP is shown on the display The control unit does not allow any startup operation and if the generator set is running it is stopped The intervention of the remote control is shown on the display EJP FUNCTION Choose EJP function see TECHNICAL PROGRAMMING manual on page 18 When the START UP contact connected to terminal 31 closes EJP STARTUP is seen on the display After the EJP S...

Page 10: ...reases LANGUAGE CHOICE The language set up in the factory is ITALIAN the languages that can be selected are SPANISH ENGLISH FRENCH GERMAN PORTOGUESE LANGUAGE CHOICE Press and wait for PROGRAMMED to be written Press to select Press to display EXCLU ENGAGED EXCLU Factory setting Press to display STOP STOP Press to display STOP ACCESS TO PROGRAMMING MODE led off CALENDAR CLOCK ADJUSTMENT ADJUSTMENT I...

Page 11: ... inside the control panel Never disconnect the terminals of the battery with running engine Never use a battery charger for the emergency start up the control unit could be damaged In order to safeguard people and equipment before connecting an external battery charger disconnect the electrical system terminals from the battery poles THIS CONTROL UNIT IS NOT SUITABLE FOR OPERATING IN THE FOLLOWING...

Page 12: ...A1 EN61000 4 2 EN61000 4 3 EN61000 4 4 EN61000 4 5 EN61000 4 6 EN60529 CONFORMITY DECLARATION BATTERY CHARGER We recommend fitting the plant with battery chargers compliant with DIN41773 standards BATTERY CHARGER OPERATION THREE CHARGING LEVELS RAPID WITH CURRENT CONTROL INTERMEDIATE MAINTENANCE WITH VOLTAGE CONTROL WHEN THE BATTERY CHARGER IS CONNECTED TO THE CAM 684 CONTROL UNIT THE DISPLAY SHOW...

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