HGM1780 INSTRUCTION
Contents
1. M 8 LM EM ini RE 8 4 2o EON Mm 8 4 3 DISPLAY DESCRIPTION iii 9 4 4 OPERATION INSTRUCTION mas Mb od e sss 9 5 PROTECTION AMIf D 12 6 PARAMETER RANGE AND 2 13 6 1 PARAMETERS CONFIGURATION TABLE 1 13 6 2 DEFINITION OF RELAY OUTPUTS TABLE 2 17 6 3 DEFINITION OF DIGITAL INPUTS ACTIVE WHEN CONNECT TO GND B TABLE 3 Na 17 64 SENSOR SEL CTION TABLE 4 18 6 5 CONDITIONS OF CRANK DISCONNECT TABLE 5 19 7 SETTING 20 8 CONNECTIONS tnter treten 22 9 OVERALL DIMENSIONS PANEL CUTOUT 78 66 23 10 TYPICAL APPLICATION erento stets 24 HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 3 of 24 HGM1780 Automatic Genset Controller 1 OVERVIEW HGM1780 is a genset automatic start module with 3 working modes that can be selected from the front panel It can detect one phase generator voltage and current can be started and stopped manually or via a remote start2. to move the cursor 3 Repeat the same procedure to set the digits from 2 to 4 4 password is right enter into the parameter configuration interface as shown below which including the serial number of the set items and their parameters press to scroll up and to scroll down 5 Press to set the current item and when the first digit starts blinking use same way that is used for password to enter the set value Password Parameter Setting Attention 1 Please change the controller parameters when generator is in standby mode only e g Crank disconnect conditions selection configurable input configurable output various delay otherwise shutdown and other abnormal conditions may happen 2 The value of each parameter can be set only within a certain range 3 Over voltage set value must be higher than under voltage set value otherwise over voltage and under voltage condition may occur simultaneously 4 Over speed set value must be higher than under speed set value otherwise over speed and under speed condition may occur simultaneously 5 Please set the generator frequency value as low as possible when cranking in order to make the starter be separated quickly as soon as crank disconnect 6 Consult the table 1 for serial numbers of the parameters 7 Before selecting fuel level sensor type it is necessary to set a configurable input port type as O HGM1780 Automatic Genset Controller ISSUE 2013
3. Alternat Q 2 3 5 5 111 9 gt lt Spd i i 6 2 3 4 5 14 15 Start Output _ Fuel Motor Temp Input HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 24 of 24
4. 04 03 Version1 7 Page 20 of 24 HGM1780 Automatic Genset Controller Remark 1 Pressing Q button during parameter setting will immediately exit the set parameter Remark 2 If the generator is in manual mode and crank disconnect condition is set as 2 magnetic pickup generator frequency or 5 generator frequency magnetic pickup oil pressure and generator frequency and speed are NOT equal to zero pressing and holding and for 0 5 seconds will lead to the controller automatically adjusting the flywheel teeth number according to generator frequency and generator poles number HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 21 of 24 HGM1780 Automatic Genset Controller 8 CONNECTIONS Terminal 1 B Connect to the negative of the start battery Terminal 2 B Connect to the positive of the start battery Terminal 3 Em stop input Emergency stop input active when connect to B external connect to emergency shutdown normally closed button Terminal 4 Fuel Output Fuel output port output B external connect to fuel relay contactor capacity 1A Terminal 5 Start Output Start output port output B external connect to start relay contactor capacity 1A Terminal 6 Remote Start Input Remote start input active when connected to B Terminal 7 Configurable Input Configurable input port can be configured as digital signal or fuel level sensor signal digital input act
5. alarm pressing and holding the button for one second will clear alarms Holding it for more than one second will illuminate all indicators on the panel light test function Pressing this button for more than one second in stop mode will lead to activation of ETS output and illumination of all the indicators on the panel light test function Releasing the button will immediately deactivate ETS output and light test function HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 10 of 24 HGM1780 Automatic Genset Controller When in stop mode the module will only react to emergency stop signal A Note Configurable output ports can be set as one of the following functions ETS output Idle output or Preheat output PC Therefore all three functions can not be active at the same time the above mentioned is only to describe the logical course of action of the controller in case all three functions are active HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 11 of 24 HGM1780 Automatic Genset Controller 5 PROTECTION Low Pressure detection begins after safety delay if low oil pressure lasts for 2s shutdown 15 initiated High Temperature detection begins after safety delay if high temperature lasts for 2s shutdown is initiated Low Fuel Level if fuel level stays below the pre set level for 10 seconds low fuel level warning signal is sent Only warning and not
6. electrical level is selected can not be connected to power supply positive The range of user defined resistor type sensor is 0 999 9 Ohm by default SGD sensor is selected Digital closed and Digital open both are digital signal low or high electrical level can be selected to be active connecting to earth point will mean that low electrical level is selected hang in air means high electrical level is selected can not be connected to power supply positive The range of user defined resistor type sensor is 0 999 9 Ohm by default SGD sensor is selected Digital closed and Digital open both are digital signal low or high electrical level can be selected to be active connecting to earth point will mean that low electrical level is selected hang in air means high electrical level is selected can not be connected to power supply positive The range of user defined resistor type sensor is 0 999 9 Ohm by default Not used is selected Before selecting fuel level sensor type digital input type must be set as O 1 7 18 of 24 HGM1780 Automatic Genset Controller 6 5 CONDITIONS OF CRANK DISCONNECT TABLE 5 Magnetic Pickup 0 Magnetic Pickup a Generator Frequency Magnetic Pickup Generator Frequency Magnetic Pickup Oil pressure Generator Frequency Oil pressure Generator Frequency Magnetic Pickup Oil pressure 1 There are 3 conditions to make starter separate with engine mag
7. shutdown Over Speed detection begins after start When speed over the preset for 2s shutdown is initiated Under Speed detection begins after idle delay if under speed lasts for 15s shutdown is initiated Fail to Start if after a pre set number of crank attempts the gen set has not started shutdown is initiated Fail to Stop if the generator has not stopped after stop delay fail to stop warning is initiated without latching High Battery Voltage if battery voltage stays above the pre set value for 20 seconds high battery voltage warning signal is sent Only warning and not shutdown Low Battery Voltage if battery voltage stays below the pre set value for 20 seconds low battery voltage warning signal is sent Only warning and not shutdown 10 Emergency Shutdown if emergency shutdown input is activated ETS output is immediately energized while fuel preheat and crank signals are deactivated and emergency shutdown alarm is initiated 11 Generator Over Voltage if itis detected that voltage is above the pre set level for 5 seconds generator over voltage signal is sent and shutdown alarm is initiated 12 Generator Under voltage if it is detected that voltage is below the pre set level for 5 seconds generator under voltage signal is sent and shutdown alarm is initiated 13 Load Over Current if load current stays above the pre set value for a pre set delay time the controller will initiate over current al
8. temperature signal via config input port 3 5 5 When the external pressure sensor value falls below this threshold low oil pressure delay begins Detection begins after safely on Low Oil 0 400 kPa delay If the set value is 0 low Pressure pressure signal is not sent this only concerns pressure sensor and does not concern low oil pressure warning signal via configurable input port Low Liquid 2 16 Numbers of generator pole When battery voltage exceeds this value and stays so for 20 seconds Battery Over Volts signal is send and warning without shutdown is initiated When battery voltage falls below this value and stays so for 20 seconds Battery Under Volts signal is send and warning without shutdown is initiated Current The ratio of external CT Default value 500 5 P29 Fully Current 5 1900 A Generator s rated current used to Rating estimate load over current Over Cent When load current exceeds full P30 50 130 current value multiple by this value Percentage over current delay begins When load current exceeds this Over Current 0 3600 s 1296 threshold and stays so for the pre set time the situation 15 Relay Output 0 6 0 6 Digital Input Battery Over 12 40 V Battery 4 30 V Under Volts When the liquid level of the external sensor falls below this value and stays so for 10 seconds low level si
9. up for every crank attempt power up when engine start fail Alarms for low oil pressure high temperature under speed under frequency voltage charge fail are inactive Idle running time of genset when starting Warming time between genset switch on and normal running Radiating time before genset stop after it unloads Idle running time when genset stop The time of powering up the electromagnet during stop procedure Time between ending of genset idle delay and stopped when ETS time is set as 0 Time between ending of ETS hold delay and stopped when ETS Hold output time is not Tooth number of the engine for judging of crank disconnect conditions and inspecting of engine speed See the installation instructions Default Stop Mode Alarm delay for generator over and ISSUE 2013 04 03 Version 7 Page 13 of 24 000000200000 1 780 Automatic Genset Controller 780 Automatic Genset Controller value Abnormal under voltage states Time When generator voltage exceeds this value and stays so for the time of Generator Abnormal Time it is Generator 30 360 V regarded as over voltage and Over Voltage Generator Over Voltage shutdown alarm is initiated If the voltage value is 360V over voltage signal is not initiated When detected voltage falls below this value and stays so for the time of generator abnormal state delay it is regarded as under voltage and generator ab
10. Smartgen HGM1780 Automatic Genset Controller USER MANUAL AUTO START MODULE Model HGM1780 Smartgen Technology 5 Smartgen Technology Ltd No 28 Jinsuo Road Zhengzhou Henan Province China 0086 371 67988888 67981888 0086 371 67991553 67992951 0086 371 67981000 overseas Fax 0086 371 67992952 Web http www smartgen com cn http www smartgen cn Email sales smartgen cn All rights reserved No part of this publication may be reproduced in any material form including photocopying or storing in any medium by electronic means or other without the written permission of the copyright holder Applications for the copyright holder s written permission to reproduce any part of this publication should be addressed to Smartgen T echnology at the address above Any reference to trademarked product names used within this publication is owned by their respective companies omartgen Technology reserves the right to change the contents of this document without prior notice Software Version Version Original release 2009 11 20 2010 07 21 Add alternator poles 2010 05 31 Optimize details in Manual 12 Add alternator poles HGM1780 Automatic Genset Controller CONTENT 15 OVERVIEW Em 4 2 PERFORMANCE AND CHARACTERISTICS 5 8 SPECIFICA HON 7 4
11. Temperature Sensor ae NO P35 P36 P39 P40 P41 P42 P43 0 Warn 1 Shutdown 2 Trip HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 16 of 24 HGM1780 Automatic Genset Controller 6 2 DEFINITION OF RELAY OUTPUTS TABLE 2 0 Notused Output is not active Includes all shutdown alarms and warning alarms Warning alarms are not self latching while shutdown alarms are and will not disappear until they are reset Common Alarm Used for machines that have idle mode Closes during Idle control cranking disconnects during warming up closes during stop idle delay disconnects after complete stop It closes before starting and opens before starter is power on Closing 5 Cons During normal operation of the generator closes the breaker 6 Reserved 6 3 DEFINITION OF DIGITAL INPUTS ACTIVE WHEN CONNECT TO GND B TABLE 3 No Description Notes Not Used gt 1 Suitable for genset with stop electromagnet Energized to tle i 2 electromagnet closes when stop idle is over And opens when Stop EST delay is over 3 High Temperature Input 0 disconnect shutdown alarm will be 2 Low OP Warning immediately initiated Input Only warning and not stops if this input is active A Auxiliary Shutdown Shutdown alarm will be immediately initiated if this input is active Digital When the gen set is working normally an
12. and after that preheat output will be deactivated then starter is energized to output engine will try to start according to the pre set number of times if one of the attempts is successful the start process will be completed otherwise fail to start alarm will be initiated fail to start indicator on the panel will be illuminated and common alarm indicator will flash After start delay and idle delay idle relay will be deactivated and the generator will start working at normal speed Note During crank rest time fuel output is deactivated three seconds after the beginning of the delay preheat and ETS outputs will be activated after the end of the delay ETS output will be deactivated and fuel relay output preheat output will be deactivated before the beginning of crank When remote start signal is deactivated after stop delay the generator enters idle state and the idle relay is deactivated After idle delay fuel relay deactivates ETS relay output activates and the genset automatically stops After complete stop ETS relay deactivates e Stop After pressing and holding for at least one second during normal operation of the genset in manual or auto modes the light indicator near the button will be illuminated and idle operation will begin When idle relay deactivates and after idle delay fuel relay is deactivated and ETS output is energized When complete stop of the generator ETS is deactivated In case of fault
13. ard IEC688 1992 Test way AC1 5kV 1min Leakage current 1mA Weight 0 15kg HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 7 of 24 HGM1780 Automatic Genset Controller 4 OPERATION 4 1 PANEL KEYS Pressing this button will start the generator manually and place it into its manual mode in settings menu moves cursor down and decreases the set value Manual Decrease Pressing this button will place the module into its Auto Increase auto mode in settings menu moves cursor up and increases the set value Pressing this button in any situation will shut down the generator and place it into its standby mode case of alarm pressing this button will clear alarms Using this button you can scroll pages of the LCD monitor in settings menu press to move cursor and confirm Alarm Indicator This indicator will flash when an alarm occurs 4 2 LCD ICONS os Delon _ High Temp Alarm aone Turn Page Confirm Oil Pressure Unit Voltage Unit Fuel Level Unit ES a ge Abnormal Temperature Unt Frequency Unt Hours Count load Curent Auxiliary Alarm Fuel Level Low C V T 780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 8 of 24 HGM1780 Automatic Genset Controller 4 3 DISPLAY DESCRIPTION Generator phase voltage Ua frequency F Loading current la engine spe
14. arm signal and A indicator will start flashing 14 Common Alarm in case of over speed under speed high temperature low oil pressure emergency shutdown fail to start and fail to stop alarms high battery voltage low battery voltage load over current or common alarm indicator flashing and common alarm output is activated HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 12 of 24 HGM1780 Automatic Genset Controller 6 PARAMETER RANGE AND DEFINITION 6 1 PARAMETERS CONFIGURATION TABLE 1 Time from remote start signal is active to start genset Time from remote start signal is deactivated to genset stop The maximum number of crank attempts If none of them is No 01 P02 4 5 07 08 11 U U O P13 YF A 15 HGM 1780 Automatic Genset Controller Parameter Start Delay Stop Delay Start Attempts Preheat Time Cranking Time Crank Rest Time Start Idle Time Warming Up Time Cooling Time Stop Idle Time ETS Solenoid Hold Fail to Stop Delay Flywheel Teeth Power on Mode Generator Range 0 3600 s 0 3600 s 1 9 times 0 300 s 3 60 s 3 60 s 1 60 s 0 3600 s 3 3600 5 3 3600 6 0 3600 8 0 120 5 0 120 s 10 300 0 2 0 20 0 s successful the controller will initiate fail to start alarm Time of pre powering heat plug before starter is powered
15. d Inputs this signal is activated if there is a high 5 If these signals are activated after crank temperature situation the controller will first High Temperature cool down the generator and then stop it if otop Input the signal is deactivated and a high temperature situation occurs the controller will shut down the gen set without cooling NN Fuel Level Sensor See Table 4 HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 17 of 24 HGM1780 Automatic Genset Controller 6 4 SENSOR SELECTION TABLE 4 items 20 Temperature Sensor Oil pressure Sensor Fuel Eevel Sensor HGM 1780 Automatic Genset Controller 0 Not used 1 Digital closed 2 Digital open 3 User defined resistor type 4 VDO 5 SGH yellow river sensor 6 SGD Dongkang sensor 7 CURTIS 8 DATCON 9 VOLVO EC 10 SGX 120 DEGREE 0 Not used 1 Digital closed 2 Digital open 3 User defined resistor type 4 VDO 5 SGH yellow river sensor 6 SGD Dongkang sensor 7 CURTIS 8 DATCON 10Bar 9 VOLVO EC 10 SGX 10Bar 0 Not used 1 Digital closed 2 Digital open 3 User defined resistor type 4 SGH yellow river sensor 5 SGD Dongkang sensor 6 Reserved 1 7 Reserved 2 ISSUE 2013 04 03 Digital closed and Digital open both are digital signal low or high electrical level can be selected to be active connecting to earth point will mean that low electrical level is selected hang in air means high
16. ed 1111 Battery voltage engine speed Parameters setting 4 4 OPERATION INSTRUCTION The module has three working modes stop mode manual mode Q and auto mode Manual Start After pressing Manual Start button and holding it for at least second indicator next to the button will be illuminated Preheating output will be activated firstly and preheat delay begins One second before it is finished fuel output will be activated for one second and after that preheat output will be deactivated starter is energized to output and engine cranks When generator frequency reaches the pre set value the starter motor will be deactivated and generator will start Then safety delay will start after it is finished idle delay will start and when it is finished idle relay will be closed and the generator will start working at normal speed HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 9 of 24 HGM1780 Automatic Genset Controller Auto Mode After pressing and holding button for at least one second the indicator next to the button will be illuminated and the module will be placed into its automatic mode If remote start signal is active remote start input port is connected to after start delay the genset will start Preheating output will be activated firstly and preheat delay begins One second before it is finished fuel output will be activated for one second
17. gnal is send warning without shutdown 15 Initiated a 103 10 4 3 0 00 00 120 regarded as over current 1 Default Common Alarm Default Auxiliary shutdown if the set value is 0 fuel level sensor type can be selected P34 Digital Input 0 20 0 s 20 Active delay time for digital input Delay ports DA HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 15 of 24 HGM1780 Automatic Genset Controller Parameter Range Description value Macue 1 Communication address Address Starter motor disconnection Crank 0 5 Disconnect See table 5 Condition condition There are 3 conditions of disconnecting starter with engine Disconnect P37 Engine 0 3000 RPM Speed P38 Generator 10 30 Hz Freq Each condition can be used alone Disconnect Oil Pressure 0 400 kPa and simultaneously to separating the start motor and genset as soon as possible When generator speed higher than 360 set value starter will be disconnected When generator frequency higher 14 0 than the set value starter will be disconnected 200 When generator oil pressure higher than the set value starter will be disconnected SGD 120 C resistor type SGD 10Bar resistor type Oil Pressure 0 10 Sensor Fuel evel Sensor 0 7 Over Current ver 02 Not used If fuel level sensor is used then the digital input port must be set as not used
18. ive when connected to B Terminal 8 Oil Pressure Input Low oil pressure or sensor signal input port active when connected to B Terminal 9 Engine Temp Input High water cylinder temperature or sensor input port active when connected to B Terminals 10 L 11 N External connect to generator voltage signal to judge successful start and provide over and under speed protection Terminal 12 Load I Load current inlet wire Terminal 13 Load l Load current outlet wire Terminal 14 Configurable Output Configurable output port output B can be configured contactor capacity Terminal 15 Magnetic pickup Magnetic pickup signal input shielded wire is recommended PC configurable socket LINK Connect to 5072 module and PC via USB port for parameter setting HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 22 of 24 HGM1780 Automatic Genset Controller 9 OVERALL DIMENSIONS PANEL CUTOUT 78 66 Engine Temp Input Pressure Input Configurable Input 6 Remote Start Input 5 Start Output Gens N 4 12 Bau 13 2 EE 4 1 Magnetic Pickup 15 65mm 78mm LS 20781 0911 77mm 4mm 90mm HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 23 of 24 HGM1780 Automatic Genset Controller 10 TYPICAL APPLICATION
19. netic pickup generator frequency can be used separately while oil pressure must be used together with magnetic pickup and generator frequency The aim is to disconnect the starter motor as soon as possible 2 Magnetic pickup is the magnetic equipment which be installed in starter for detecting flywheel teeth 3 When set as magnetic pickup must ensure that the number of flywheel teeth is as same as setting otherwise over speed shutdown or under speed shutdown may be caused 4 f genset without magnetic pickup please don t select corresponding items otherwise start fail or loss speed signal maybe caused 5 If genset without oil pressure sensor please don t select corresponding items 6 If not select generator frequency in crank disconnect setting controller will not collect and display the relative power quantity can be used in water pump set if not select magnetic pickup in crank disconnect setting the rotating speed displayed in controller is calculated by generator signal HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 19 of 24 HGM1780 Automatic Genset Controller 7 PARAMETER SETTING 1 Pressing and simultaneously in generator standby mode will lead to the password interface as shown below when the first digit is blinking enter the password 0318 2 Press button to increase the value of the blinking digit and to decrease the value when the first digit is set press
20. normal state shutdown alarm is initiated If the voltage value 15 30 under voltage signal is notinitiated When engine speed falls below this value and stays so for 10 seconds this is regarded as under speed and under speed alarm shutdown signal is sent When engine speed exceeds this value and stays so for 2 seconds this is regarded as over speed and over speed alarm shutdown signal is sent When generator frequency falls below this value and stays so for 10 seconds it is regarded as under frequency and under frequency alarm shutdown is initiated When generator frequency exceeds this value and stays so for 2 seconds it is regarded as an over frequency and over frequency alarm shutdown is initiated When the temperature value of the external temperature Sensor exceeds this threshold high temperature signal 15 sent Detection starts after safety delay and only concerns external temperature Sensor which connected to the temperature sensor input port If the set value is 140 high temperature signal will Generator Under 30 360 Voltage Engine Under Speed Engine Over 0 6000 RPM 0 6000 RPM opeed Under F 0 75 0 H requ ncy Over 0 75 0 H Frequency High Temperature eis HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Versioni 7 140f24 Page 14 of 24 HGM1780 Automatic Genset Controller value not be sent this only concerns temperature sensor not high
21. orking modes manual auto stop The controller can be set as an engine controller via software generator voltage HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 5 of 24 HGM1780 Automatic Genset Controller input is deactivated and used as water pump unit controller Running status and alarm status are indicated by red LED on the panel Compatibility with multiple temperature pressure fuel level sensors which can be user defined and used directly temperature sensors pressure sensors can be used in parallel with annunciator providing digital data and increasing protection level at the same time Multiple crank disconnect conditions to select engine speed sensor oil pressure generator 2 fixed relay outputs fuel relay start relay 1 configurable output port which can be set as common alarm output fail to stop output preheat output or idle control output Parameters can be set and modified by users and saved in internal FLASH storage which means that they will not be lost in case of power off All parameters of the controller can be modified using the front panel or through configurable LINK port PC software 5672 adapter produced by our company must be used All parameters can be set via computer using one USB port of the computer which also allows to avoid batteries power supply for the controller can come directly from the PC USB port 1 780 combines modular de
22. sign anti flaming ABS plastic case embedded installation compact structure small size SCM control stable performance and convenient operation HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 6 of 24 1780 Automatic Genset Controller 3 SPECIFICATION Content DC8 OV to 35 OV Continuous Power Supply Standby mode 12V 0 3W 24V 0 4W Working Voltage Power Consumption Working mode 12V 1W 24V 1 1W Alternator voltage Input Alternator Frequency 1P2W 15V AC 360 V AC ph N 90 60Hz Magnetic Pickup 1V to 24V RMS Voltage Magnetic Pickup Max 10kHz Frequency Max accumulative run 99999 9 hours After decimal point theres 1 10 of an hour time and it changes every six minutes Start Relay Output Fuel Relay Output Programmable Relay Output 1Amp DC28V DC B power supply 1Amp DC28V DC B power supply 1Amp 28 power supply Digital Input Active when connected to B Jomm x 78mm x 44mm Panel Cutout 78mm x 66mm Temperature 25 70 C Worki iti idi j orking conditions Humidity 20 gt 90 26 without condensation Storage Condition Temperature 30 80 C IP55 When waterproof rubber gasket installed between the controller and panel fascia P ion Level 27 42 When waterproof rubber gasket is not installed between the controller and panel fascia Object among input output power Insulation Intensity Quote stand
23. stop signals In case of faults such as low oil pressure high water cylinder temperature emergency stop alarm over speed HGM1780 can automatically disconnect fuel relay and close ETS electromagnet to stop the generator Graphical LCD monitor on the front panel displays fault conditions and provides effective alarm signals HGM1780 Automatic Genset Controller ISSUE 2013 04 03 Version1 7 Page 4 of 24 HGM1780 Automatic Genset Controller 2 PERFORMANCE AND CHARACTERISTICS Based on microprocessor fitted with LCD screen with graphic icons and touch buttons Power supply range 8 35 VDC compatibility with 12V or 24V starter batteries Generator input port speed temperature pressure liquid level sensor input ports digitalized electric quantity display Measured and displayed electric quantity Generator voltage V Generator frequency Hz Generator current A Engine temperature C Oil pressure kPa Engine speed rom Total running time H Battery voltage V Fuel level Generator voltage battery voltage engine speed temperature pressure liquid level threshold value canbe set Warnings and alarms are as following Low oil pressure High water cylinder temperature Over under speed Emergency shutdown Failto start Fail to stop Generator over under voltage Generator over under frequency Battery over under voltage Load over current Low fuel level Idle control and ETS function must be configured 3 w
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