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DKG-325 User Manual Firmware V-56

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4. CONNECTION DIAGRAM

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Summary of Contents for DKG-325

Page 1: ...e additional relays The internal battery charging rectifier is rated 1Amp 12V DC The internal rectifier is sufficient for the float charging of the engine start battery The unit features 3 internal current transformers It measures currents and power from both genset and mains Timers threshold levels input and output configurations are digitally programmable Programs are modified through front pane...

Page 2: ...l is required please contact the manufacturer directly at below e mail address datakom datakom com tr Please provide following information in order to get answers to any question Device model name see the back panel of the unit Complete serial number see the back panel of the unit Firmware version read from the display screen Measuring circuit voltage and power supply voltage Precise description o...

Page 3: ...formation for ordering the correct version DKG325 G T 00 Screw Type Bracket Stock Code J10P01 1 unit Spring Type Bracket Stock Code K16P01 1 unit Watertight Gasket Stock Code K35P01 SPARE PARTS ORDER CODES Product Code Watertight Gasket Conformal Coating Coating Variant 00 standard unit 01 99 customer specific products ...

Page 4: ...st type FF Disconnect all power before working on equipment When the unit is connected to the network do not touch terminals Any electrical parameter applied to the device must be in the range specified in the user manual Although the unit is designed with a wide safety margin over range parameters may reduce lifetime alter operational precision or even damage the unit Do not try to clean the devi...

Page 5: ...INAL 3 6 LOAD OUTPUTS 3 4 DIGITAL OUTPUTS 4 CONNECTION DIAGRAM 5 TERMINAL DESCRIPTION 6 TECHNICAL SPECIFICATIONS 7 DESCRIPTION OF CONTROLS 7 1 FRONT PANEL FUNCTIONALITY 7 2 PUSHBUTTON FUNCTIONS 7 3 DISPLAY SCREEN ORGANIZATION 7 4 MEASURED PARAMETERS 7 5 LED INDICATORS 8 OPERATION OF THE UNIT 8 1 QUICK START GUIDE 8 2 STOP MODE 8 3 MANUAL RUN MODE 8 4 AUTO MODEN 9 PROTECTIONS AND ALARMS 9 1 SERVICE...

Page 6: ...ED MAINS SIMULATION BATTERY CHARGING 12 4 SERVICE REQUEST DISPLAY 12 5 ENGINE HOUR METER 12 6 SOFTWARE VERSION DISPLAY 12 7 GAS ENGINE FUEL SOLENOID CONTROL 12 8 SINGLE PHASE OPERATION 13 DECLARATION OF CONFORMITY 14 MAINTENANCE 15 DISPOSAL OF THE UNIT 16 ROHS COMPLIANCE 17 TROUBLESHOOTING TABLE OF CONTENTS continued ...

Page 7: ...ot exceed the maximum operating temperature in any case Below conditions may damage the device Incorrect connections Incorrect battery voltage Reverse battery voltage Voltage at measuring terminals beyond specified range Voltage applied to digital inputs over specified range Current at measuring terminals beyond specified range Overload or short circuit at relay outputs Connecting or removing data...

Page 8: ...l cutout 176x121mm minimum 7 0 x4 8 Weight 700g 1 5 lb Mount the unit on a flat vertical surface Before mounting remove the mounting brackets and connectors from the unit then pass the unit through the mounting opening Place and tighten mounting brackets 2 1 DIMENSIONS 2 MOUNTING ...

Page 9: ... Firmware V 56 9 The module will come with one of below bracket types Screw type bracket Spring type bracket Screw type bracket installation Spring type bracket installation Do not tighten too much this may break the unit ...

Page 10: ...jects of 1 0 mm diameter and greater 5 Protected from the amount of dust that would interfere with normal operation 6 Dust tight 2nd Digit Description of Protection Level 0 Not protected 1 Protected against vertically falling water drops 2 Protected against vertically falling water drops when enclosure is tilted up to 15 3 Protected against water sprayed at an angle up to 60 on either side of the ...

Page 11: ...nputs in close proximity of the unit Fuses must be of fast type FF AC fuses must be max 25A Use cables of appropriate temperature range Use adequate cable section at least 0 75mm2 AWG18 Follow national rules for electrical installation For the correct operation engine body must be grounded Otherwise faulty voltage and frequency measurements may occur Do not install the unit close to high electroma...

Page 12: ...ical operating current 250mA 12VDC All features passive digital outputs open Measurement range 0 36VDC Display resolution 0 1VDC Accuracy 1 0 1 digit 12VDC Measurement method True RMS Input voltage range 14 to 250 VAC phase neutral Min voltage for frequency detect 15 VAC Ph N Measurement range 0 to 330VAC ph N 0 to 570VAC ph ph Input impedance 4 5M ohms Display resolution 1VDC Accuracy 1 0 1 digit...

Page 13: ... battery voltage High level threshold 85 of battery voltage Maximum input voltage 100VDC with respect to battery negative Minimum input voltage 70VDC with respect to battery negative Noise filtering yes Structure 667 ohms resistor polarizing to 3 3VDC Measurement Analog resistor measurement Open circuit voltage 3 3VDC Short circuit current 5mA Measurement range 0 to 5000 ohms Open circuit threshol...

Page 14: ...ervoltage protection 500VDC continuous with respect to battery negative Reverse voltage protection 30VDC with respect to battery negative Structure Genset or mains voltage through 2 internal relays Internal current transformers on the load line Max switching current 25A 250VAC Max switching voltage 440VAC The unit has 3 digital outputs One of them may be selected as FUEL or STOP The auxiliary outp...

Page 15: ...DKG 325 User Manual Firmware V 56 15 4 CONNECTION DIAGRAM ...

Page 16: ...SENDER Connect to the coolant temperature sender Do not connect the sender to other devices The input is programmable in order to use to any sender type 13 LOW OIL PRESSURE SWITCH Digital Inputs 0 30Vdc Connect to the low oil pressure switch to this terminal 14 HIGH TEMP SWITCH Connect to the high temperature switch to this terminal 15 SPARE FAULT INPUT The priority level of this input is adjustab...

Page 17: ...utputs 40 A 12V DC Auxiliary Output 10A 12 V DC Charge Excitation min 2 W Battery Charge Current min 1A 13 7V DC 195 250V AC Operating temp 40 C 40 F to 70 C 158 F Storage temp 55 C 67 F to 80 C 176 F Maximum humidity 95 non condensing Dimensions 200x 148 x 72 mm GxYxD Panel Cutout 176 x 121mm minimum Weight 700 g approx Enclosure Flame retardant high temp ABS PC UL94 V0 IP Protection IP54 front E...

Page 18: ...seconds resets service counters Selects next display parameter If held pressed select the LAMP TEST then PROGRAMMING functions When held pressed for 5 seconds enters a special PROGRAMMING mode where high level parameters may also be adjusted 7 2 PUSHBUTTON FUNCTIONS 7 1 FRONT PANEL FUNCTIONALITY 7 DESCRIPTION OF CONTROLS RUN mode button STOP mode button AUTO mode button Menu selection button Mimic...

Page 19: ...un hours Engine run hours to service Time to service Firmware version The unit performs a detailed set of AC measurements The list of measured AC parameters is below Mains voltage phase L1 to neutral Mains voltage phase L2 to neutral Mains voltage phase L3 to neutral Mains voltage phase L1 L2 Mains voltage phase L2 L3 Mains voltage phase L3 L1 Mains frequency Mains current phase L1 Mains current p...

Page 20: ... the genset frequency are within limits Turns on when the load is fed by the genset If a REMOTE START input is defined the MAINS led will reflect the status of the REMOTE START signal The led is also affected by MAINS SIMULATION and FORCE TO START signals 7 5 LED INDICATORS RUN mode indicator AUTO mode indicator Display unit leds Mains led Flashes when mains is OK turns on steady when load is fed ...

Page 21: ...gized only if mains phase voltages and frequency are within the programmed limits The RUN mode is entered by pressing the button When the RUN mode is selected the engine will be started regardless of the mains availability In order to stop the engine press button or select another mode of operation If Emergency Backup mode is enabled and if the mains are off then the mains contactor will be deacti...

Page 22: ... unit turns on the fuel and preheat glow plugs if any and waits for preheat timer The engine will be cranked for programmed times during crank timer When the engine fires the crank relay will be immediately deactivated See section Crank Cutting for more details The engine will run unloaded during engine heating timer If alternator phase voltages and frequency are correct the unit will wait for the...

Page 23: ... on the display The Alarm digital output to operate Alarms operate in a first occurring basis If a shutdown alarm is present following shutdown alarms loaddumps and warnings will not be accepted If a loaddump is present following loaddumps and warnings will not be accepted If a warning is present following warnings will not be accepted Alarms may be of LATCHING type following programming For latch...

Page 24: ...sed For example a maintenance period of 0 months indicates that the unit will request maintenance only based on engine hours there will be no time limit If the engine hours is also selected as 0 hours this will mean that this service counter set is not operative When the engine hours OR the time limit is over the unit will give A14 SERVICE REQUEST warning The remaining engine hours and the remaini...

Page 25: ...gine has not stopped before the expiration of the Stop Timer A09 OVERLOAD load_dump Set if at least one of the genset phase currents goes over the Overcurrent Limit for Overload Timer Set also if the genset total active power kW supplied to the load goes over the Excess Power limit for Overload Timer If currents and power go below the limit before expiration of the timer then no alarm will be set ...

Page 26: ...ogram parameter number to increase faster Parameter value may be increased and decreased with RUN and AUTO buttons If these keys are held pressed the program value will be increased decreased faster When a program parameter is modified it is automatically saved in memory If MENU button is pressed next parameter will be displayed Program parameters are kept in a non volatile memory and are not affe...

Page 27: ...t is started During this period the PREHEAT relay function is active P_08 Choke timer Sec 5 This is the control delay of CHOKE output The choke output is activated together with the crank output It is released after this delay P_09 Engine heating timer Sec 4 This is the period used for engine heating before genset takes the load P_10 Stop timer Sec 10 This is the maximum time duration for the engi...

Page 28: ...limit a GENSET HIGH SPEED alarm is generated and the engine stops P_23 Low Battery Voltage Warning V 9 0 If the battery voltage falls below this limit this will generate a LOW BATTERY warning P_24 High Battery Voltage Warning V 15 If the battery voltage goes over this limit this will generate a HIGH BATTERY warning P_25 High Battery Voltage Shutdown V 16 If the battery voltage goes over this limit...

Page 29: ...t the engine is supposed running and the crank output will release P_40 Crank Stop with Oil Pressure 0 0 no crank stop with oil pressure 1 cranking is stopped when oil presure switch is open or the oil pressure measured is above shutdown limit P_41 Crank Stop with Charge 0 0 no crank stop with charge input 1 cranking is stopped when the charge alternator voltage is established P_42 Charge Alternat...

Page 30: ...pressure measured from the analog input falls below this limit this will generate a LOW OIL PRESSURE SENDER alarm is generated and the engine stops P_51 High Temperature Warning C 95 If the coolant temperature measured from the analog input goes over this limit this will generate a HIGH TEMPERATURE SENDER warning P_52 High Temperature Shutdown C 98 f the coolant temperature measured from the analo...

Page 31: ...perature Sender Ohms 1 ohm 38 Temperature Sender point 1 ohm value P_66 Temperature Value 1 C 100 Temperature Sender point 1 C value P_67 Temperature Sender Ohms 2 ohm 51 Temperature Sender point 2 ohm value P_68 Temperature Value 2 C 90 Temperature Sender point 2 C value P_69 Temperature Sender Ohms 3 ohm 134 Temperature Sender point 3 ohm value P_70 Temperature Value 3 C 60 Temperature Sender po...

Page 32: ...eed 27 28 29 30 31 32 Oil switch alarm 33 Temp switch alarm 34 35 36 37 38 Spare Alarm 39 40 Oil sender alarm 41 Temp sender alarm 42 Low speed alarm 43 High speed alarm 44 Low voltage alarm 45 High voltagealarm 46 Fail to start alarm 47 48 49 50 51 High battery voltage alarm 52 Charge fail alarm 53 54 55 56 57 58 59 60 61 62 Spare load_dump 63 64 65 66 67 68 69 70 71 72 Overcurrent load_dump 73 E...

Page 33: ... If the genset phase L1 frequency reaches Crank Cut Frequency then cranking is immediately stopped Charge alternator voltage over threshold Following setting is necessary Crank Stop with Charge 1 If the charge alternator voltage reaches 6 volts then cranking is immediately stopped Oil pressure above threshold Following setting is necessary Crank Cut with Oil Pressure 1 The crank cutting with oil p...

Page 34: ...imulate Mains using program parameter P_46 It is also necessary to set the ACTION program parameter of the related input to 3 in order to prevent any alarms generated from this input using the program parameter P_77 The SIMULATE MAINS signal may be a NO or NC contact switching to either battery positive or battery negative These selections are made using the programming menu If the Simulate Mains ...

Page 35: ...er battery positive or battery negative These selections are made using the programming menu If the Delayed Simulate Mains program parameter P_47 is set to 1 and the input signal is active when the genset is not feeding the load the mains phases are not monitored and supposed to be inside limits This will prevent the genset from starting when the simulate mains signal is present batteries charged ...

Page 36: ...r the A14 SERVICE REQUEST warning will occur and the service request relay function will be active The service request relay function may be assigned to the auxiliary relay using Relay Definition program parameter The remaining engine hours and the remaining time limit are kept stored in a non volatile memory and are not affected from power supply failures The time and engine hours to service are ...

Page 37: ...The gas engine fuel solenoid relay function may be assigned to the auxiliary relaysusing Relay Definition program parameter If the unit is used in a single phase electrical network it is advised to set the Single Phase Enable program parameter to 1 When Single Phase Enable is set to 1 then the unit will measure electrical parameters only on phases L1 of genset and mains Voltage and overcurrent che...

Page 38: ...y from the usual waste The european ROHS directive restricts and prohibits the use of some chemical materials in electronic devices Following the DIRECTIVE 2011 65 EU OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 8 June 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment this product is listed in annex I under category Monitoring and control...

Page 39: ...f the engine and check if the error is removed If there are faulty measurements only when mains are present then the battery charger may be failed Turn off the rectifier fuse and check again When the AC mains fails the unit energizes the fuel solenoid but does not start and A01 OIL PRESSURE warning occurs The unit is not supplied with battery voltage at the oil pressure input Oil pressure switch n...

Page 40: ... is below 14 volts The unit removes starting with the generator frequency and needs at least 14 volts to measure the frequency If this situation is to be avoided please enable crank cutting with oil pressure and charge alternator voltage The unit is inoperative Measure the DC supply voltage between terminals 19 and 22 at the rear of the unit If OK turn all the fuses off then turn all the fuses on ...

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