Installation, Maintenance and User`s Manual for Liquefied Gas
Contents
1. Consultation LED in slow intermittent indicates that this unit data is being viewed by central unit LPG T cnicas en extinci n de Incendios S A DOC MU SP 01 1N Rev 3 Pag 10 29 INFORMACI N T CNICA 2 LED red Low Charge IntermittentLED indicates that cylinder weightis below alarm value Out of service LED illuminated in a permanent manner indicates that unit is out of service 3 STOP Push Button Alarm stop Allows to stop acoustic alarm by means of a light pressing Tare In case of loss charge alarm by pressing more than 10 seconds it allows to re tare unit Unit initiation By pressing more than 5 seconds process of unit address is initiated LPG T cnicas en extinci n de Incendios S A DOC MU SP 01 IN Rev 3 Pag 11 29 INFORMACI N T CNICA 2 3 Weight control unit UM Maximum Weight 200 240 kg Consumption 20 mA at rest 25 mA alarm mode Inlet voltage Vcc of 12 V Dimensions 127x150x25 mm Inlet Outlet Lines 6 lines 2 GND GROUND 2 Vcc 1 communication cell Push Buttons or Indicators 1 Green LED 1 Red LED 1 Push Button 1 Acoustic Alarm Temperature range 10 to 402C 2 4 Central unit UC e Power Supply Voltage 30 Vef 410 50 or 60 Hz 110 Vef 10 50 or 60 Hz Maximum Voltage 0 25 A to 230 V 0 50 A to 110 V e Consumption 16 W approximately e Battery Feeding Voltage 24 Vcc e Dimensions 160x151x71 mm LPG T cnicas en extinci n de Incen2. U beam is placed horizontally To proceed refer to User s Manual supplied with the centralized system LPG T cnicas en extinci n de Incendios SA DOC MU SP 01 IN Rev 3 Pag 14 29 INFORMACI N T CNICA 3 1 Installation of weight control units YZZZ ZA AV ALLL ZZ ZT Id N SN QN LU Don t force Weight Control Units They can be irreversibly deformed In case of overload Weight Control Unit will emit an intermittent acoustic alarm The following procedure shall be adopted for each weight control unit 1 Unscrew fork 10 lower fixing nuts 11 and insert fork into flange drill holes Then place the removed nuts 11 and level the fork by means of turning nuts anticlockwise 2 Assemble the hinge 9 on the fork 10 LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 15 29 INFORMACI N T CNICA EPE am Raa E ______ A Screw down the grip nut 6 in the upper part of the axle 3 Place the load unit on the U beam 16 ensuring that the face with the LPG logotype is visible and that the hole through which the axle 3 should pass is on the vertical of the cylinder Check that the holes for fixing the unit coincide with the holes on the beam 16 To fix the unit to the beam assemble the screw 12 with the washers 13 and 14 and the nut 15 Pass the axle 3 through the free hole of the load unit on the vertical of the cylinder Assemble the nut 8 and the hinge 9
3. 26 29 INFORMACI N T CNICA EPE A gt ______ A 5 2 Replacement of Central Unit fuse Only authorised personnel and or maintenance personnel shall handle this equipment Prior to removing Central Unit bottom cap disconnect equipment from supply system 230 V 110 V If battery feeding works but power supply does not probably feed fuse is open To replace it proceed as follows Disconnect equipment from power supply Remove lower cap Remove fuse from fuse holder F1 in printed circuit Replace fuse in accordance with specifications in item 2 4 Close box Connect equipment to power supply CY Cops p ps 5 3 How to ask for support from LPG to correct abnormal conditions of system operation 1 Take note of tests carried out in this guide and their results 2 ContactLPG LPG T cnicas en Extinci n de Incendios S A C Mestre J oan Corrales 107 109 08950 ESPLUGUES DE LLOBREGAT Barcelona SPAIN Fax 34 93 473 74 92 Tel 34 93 480 29 25 e mail Ipg Ipg es Madrid Delegation LPG T cnicas en Extinci n de Incendios S A C Sierra de Guadarrama 32 Pol Ind San Fernando de Henares I 28830 SAN FERNANDO DE HENARES Madrid SPAIN Fax 34 91 677 52 57 Tel 34 91 677 53 83 e mail lpg mad arrakis es LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 27 29 INFORMACI N T CNICA 6 ANNEX 1 Indications of Conditions in accordance with LED CENTRAL UNIT GR
4. on Weight Control Unit until an acoustic signal is heard Check state on Central unit display to confirm Note Reset Weight Control Unit is recommended after a system discharge to avoid continuos weight loss alarm condition 4 8 Block Unblock System In case of pressing Menu Button and Init Button at the same time system will be block When system is blocked P rogramming Consulting operations will be disabled This will not impare proper function of the system weight control will be shown on display when system is blocked To Unblock press both buttons again LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 24 29 INFORMACI N T CNICA 5 In case of error This chapter describes verifications to be carried out by maintenance competent personnel in case of equipment malfunction and corrective actions to be taken This chapter is divided into the following subchapters 1 Mostcommon problems and their solution 2 Central Unit fuse replacement 3 How to ask technical support to LPG for system operation abnormal conditions Refer to Annex to obtain information on meaning of LED messages and condition codes which central unit displays ANNEX 1 Indications of Condition in accordance with LED ANNEX 2 Condition Codes displayed on Central Unit 5 1 Mostcommon problems and their solution 5 1 1 Central Unit display and all LED on weight units are off 1 Check that equipmentis connec
5. on the axle 3 Assemble the washer and turret 7 at the free end of the axle 3 and screw by hand until it reaches the load cell 10 Check that the axle 3 is centred in the hole of the beam without touching its sides 11 Tighten the nut firmly 15 Press the turret 7 until the cylinder is raised about 1 centimetre from the floor 12 Check that the cylinder is not resting on any surface or swinging 200 0 ovum Once all weight control units have been mounted connect them through the telephone cable 14 Two connectors shall remain free located at start and end of the line LPG T cnicas en extinci n de Incendios S A DOC MU SP 01 IN Rev 3 Pag 16 29 INFORMACI N T CNICA 3 2 Central unit installation Attention Only authorised personnel and or maintenance personnel shall handle this equipment Prior to removing Central Unit bottom cap disconnect equipment from power supply system 230 V 110 V Note Electrical connection shall be performed with no power supply on line 1 Place unit on wall or support 2 Remove lower cap Earth Connection Communication Power Supply Relay 3 Perform power supply connection Perform a permanent connection through indicated orifice with a fixed tube of 16 mm inner diameter Earth connection should be connected Incorporate a disconnection device of easy access In this case a disconnection device shall have a contact separation of at least 3 mm and shall be
6. EENLED REDLED BUZZER CONDITION off unit not fed Fixed illumination unit in operation Fixed illumination alarm low charge not recognised Fixed illumination alarm low charge recognised Fixed illumination some weightcontrol units out of service Off Equipment fatal error Intermittent Off Silence Initiating mode illumination Low charge not recognised is defined as the moment when loss of charge is detected until a person presses Alarm Stop Push Button At this moment there is a loss of charge and somebody has been informed about it WEIGHT CONTROL UNIT GREEN LED RED LED BUZZER CONDITION NORMAL OPERATION Off Off Silence unit not fed Fixed illumination Off Silence unit in operation Fixed illumination Intermittent Activated alarm low charge not recognised Fixed illumination Intermittent Silence alarm low charge recognised Fixed illumination Fixed Illumination Silence inoperative unit Fast intermittent unit with no address assigned Low intermittent unit consulted by central unit OPERATION IN ADDRESS ASSIGNMENT PROCESS Intermittent Fixed Illumination Silence unit not initiated Fixed Illumination Fixed Illumination Silence initiated unit 1 Low charge not recognised indicates that the key to cancel buzzer whistle has not been pressed yet LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 28 29 INFORMACI N T CNICA 7 ANNEX 2 Condition c
7. INFORMACI N T CNICA Installation Maintenance and User s Manual for Liquefied Gas Weight Control Devices Version 5 1 LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 1 29 INFORMACI N T CNICA CHANGE CONTROL LIST Page Paragraph Modification Date Author LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3Pag 2 29 INFORMACI N T CNICA EPE A 3 _ ______ A Index AE gibson 5 MEC I2 Miplpeee c E nnw n 6 2 DESCRIPTION ec 8 2 1 Central ji e orinReaniss 8 2 2 Weight Control BU Roe C A 10 2 3 Weight control unit UM dos 12 2 4 Central unit UC fe Tess 12 3 INSTALEATION HEM 14 3 1 Installation of weight control units csscscssccscecsescccssssescscesscssccescssesssessccsscesscesesescesecssesseceees 15 3 2 Central unit imstallation cscscsscscsssssscscssssscssscsssceseessssessscesscesccessssessssssscsseesseessssesssseseessesssees 17 4 COMMISSIONING since cc OS 20 4 1 Equipment ignition AAA 20 4 2 ENS A TOS 20 4 3 EG VEESS n IHR 21 4 4 Weight control unit programming eee eese eee eene senes tato
8. able to disconnect both poles Attention Use cable type H03 VV F o H03 VVH2 F LPG T cnicas en extinci n de Incendios S A DOC MU SP OL IN Rev 3 Pag 17 29 INFORMACI N T CNICA EPE ata retail ae A 4 Perform Central Unit earth connection to bracket in accordance with sketch and to screw indicated in the sketch using a Glover or grooved washer Attention Cable used for earth connection shall be type H03 VV F or H03 VVH2 F 4 If necessary perform battery connection 5 Perform communication electrical connection in accordance with sketch if needed refer to position 12 at chapter 2 1 RJ 11 Connector Blue Yellow v gt Green Y y Red Black ao E Orange Orange Green YellowBlue Note Color of cable supplied may change It s important to keep same correspondence In the event of performing a connection of more than 16 measurement units two parallel lines should be installed and should be connected to Central Unit communication port Each line should have a maximum of 16 units in series For further information contact LPG LPG T cnicas en extinci n de Incendios S A DOC MU SP 01 IN Rev 3 Pag 18 29 INFORMACI N T CNICA EPE SS A A 6 Perform relay connection 7 Connect nearest weight unit free connector to central unit Maximum distance between Central Unit and nearest Weight Control Unit cannot exceed 7 m For further information contact LPG 8 Replace lower cap LPG T cnicas en ex
9. anto aetas sta tna sense tns tas tn setas esso nsaa 21 4 4 1 All Weight Control Units Programming eese neneteennes 21 4 4 2 Single Weight Control Units Programming cocccnnocinnnononcnonancnncononnnancnnonnnnncn enne ener enr nenrene 22 4 5 Display Weight Control Unit data eere erect ette eese entente setae tn toas tns etas tn stas cono oies 24 4 6 Weight Control Unit Cri M 24 4 7 Weight Control Unit Reset ssssscsscssscssssecscecscessssssccssescsescescesscesssesessocsseessessssessssensssesesserenee 24 4 8 Block Unblock System 4 eee eerte eese entente eene suss sos usses o asss sBs aso soi sens sense ea soosse 24 5 IN CASE OF ERROR etiriinusa sin obeEuEE epe CUu iii 25 5 1 Most common problems and their solution ee eeeee sees eese ente nete nene tna tna tn aseo setae stus sn 25 5 1 1 Central Unit display and all LED on weight units are OL oooocnnonncincnonncconcnnnoncnnonnnnncnnono canon ncnncnnons 25 5 1 2 Central Unit cannot find any weight control unit esee 25 5 1 3 No Weight Control Unit has green LED illuminated eee 25 LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 3 29 INFORMACI N T CNICA EPE A 5 1 4 Some Weight Control Units have their green LED off sss 25 5 1 5 Nominal charge of a cylinder is not the one anti
10. ce is to connect it directly to Central Unit using the same cable used with a Weight Control Unit that works Keep all other Weight Control Units disconnected 5 1 5 Nominal charge of a cylinder is not the one anticipated 1 Follow Single Unit Programming steps 2 If problems doesn t solve contact LPG 5 1 6 A Central Unit red LED is illuminated without intermittence Indicates that some Weight Control Units are out of service Select from the menu the different cylinders and check their state annex 2 1x__ There is a a communication failure Check that all connections are performed and cables are in good conditions 0x01 Low cylinder charge 0x02 Overload Check that weight unit has not been overcharged If proble persist contact LPG 0x03 Internal Weight Control Unit error Contact LPG 0x04 Tare error Real Weight is less than Nominal Weight Check that Nominal Weight is not higher than Real Weight Repeat cylinder programming process as described in chapter 4 0x05 Weight Control Unit is not programmed 5 1 7 Red LED on Weight Control Unit is illuminated without intermittent 1l Ifithas not been programmed yet it is the correct situation LED will go off when programmed 2 If it has been programmed already and it has been accurate check weight control unit data from Central Unit display it indicates that Weight Control Unit does not operate well LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag
11. cipated 0 eee eseeceeeseeeeeeeneteeeseeseeeesaeeesaeens 26 5 1 6 A Central Unit red LED is illuminated without intermittence eese 26 5 1 7 Red LED on Weight Control Unit is illuminated without intermittent eee 26 5 2 Replacement of Central Unit fuse 4 eerie eese cesse esee teen enne tn stent tn toss tns tns tn senses stas tn nsu 27 5 3 How to ask for support from LPG to correct abnormal conditions of system operation 27 6 ANNEX 1 INDICATIONS OF CONDITIONS IN ACCORDANCE WITH LED e 28 7 ANNEX 2 CONDITION CODES DISPLAYED BY CENTRAL UNIT 29 LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 4 29 INFORMACI N T CNICA EPE A 3 ___ A Only authorised personnel and or maintenance personnel shall handle this equipment Prior to removing Central Unit bottom cap disconnect equipment from power supply system 230 V 110 V 0 Introduction This manual is addressed to installers maintainers and users of liquefied gas weight control devices manufactured by LPG T cnicas en Extinci n de Incendios S A It contains instructions for system installation use and maintenance IMPORTANT This information is the property of LPG T cnicas en Extinci n de Incendios S A who claims the right to carry out any changes without prior notice No reproduction modification total or partial tran
12. dios S A DOC MU SP 01 IN Rev 3 Pag 12 29 INFORMACI N T CNICA e Input Outlet Lines 6lines 2 GND EARTH 2 Vcc 212 V Ml nimO 10 V 2 communication alternative feeding inlet battery feeding inlet outlet voltage communication port 12 Vcc low charge alarm relay feeding failure relay relay in service e Push Buttons and Indicators 1 Green LED 1 Red LED 1 Push buttons 1 Acoustic alarm 1 Display with backlight e Temperature range 10 to 409C e Fuse Fl in printed circuit Glass Fuse type T 20x5 with approval VDE SEV SEMKO UL or CSA 230V 025A 110V 0 504 LPG T cnicas en extinci n de Incendios S A DOC MU SP 01 IN Rev 3 Pag 13 29 INFORMACI N T CNICA 4 Installation Refer to the appropriate Installation Maintenance and User Manual for Fire Extinguishing Systems to get mounting instruction of the bank of cylinders To carry out installation of weight control device it is necessary to have cylinder bank previously mounted and to check the following e Bracket is securely fixed to the wall e Manifold is firmly fixed to bracket e Cylinders are inside bracket on the floor and aligned with U 15 suspension vertical of 15 mm diam drill holes LPG recommends previous disconnection of all electric connections which may activate discharge of cylinder centralized system as well as removal of all top valve caps to avoid accidental discharge LPG also recommends to verify that
13. e In the event of any charge control unit being out of service red LED will remain illuminated in a permanent manner 3 Alarm Stop Initiate Push Button Alarm stop Allows to stop acoustic alarm by pressing push button lightly Selection Allows system programming 4 Menu Push Button Selection Allows system programming 5 Selection Push Button Selection Allows system programming 6 Alarm relay for loss of charge RELE 1 Charge leakage Closes or opens a contact at any time a container shows a loss of charge 7 Feed failure relay RELE 2 Power failure In the event of system being fed by battery closes or opens a contact whenever voltage drops below 15 V 8 Out of service relay RELE 0 System malfunction Closes or opens a contact at any time a charge control unit or central unit itself is out of service Note All relays allow usually open or usually closed connection Attention Relays are specified for a maximum of 24 V cc and 2A 9 Display 10 Power supply 11 Battery feeding 12 Communication port to Charge Control Units 13 Fuse LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 9 29 INFORMACI N T CNICA EPE 2 2 Weight Control Unit 1 LED green Unit in Service LED illuminated in a fixed manner indicates that central unit is correct and the equipment operates accurately Initiation LED in fast intermittent indicates that unit has no address assigned
14. ed until SYSTEM O K window is reached again e From SYSTEM O K window Selection Button will allow to program system initialize units and program units To move from one option to the other Selection Button has to be pressed until SYSTEM O K window is reached again To select any option press Start Alarm Stop Button e Togoto SYSTEM O K window from any point press at the same time Menu Button and Selection Button 4 2 Language selection 1 From SYSTEM O K window press Selection Button until LANGUAGE appears on display Press Start Alarm Stop Button LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 20 29 INFORMACI N T CNICA EPE A __ ___ A 2 Press Selection Button until desired language appears on display Press Start Alarm Stop Button 4 3 Address assignment This operation has to be done before units can be programmed in order to Central unit to recognize each weight control unit installed This operation can be done any time without modifying other data and has to be done every time that a new weight control unit is installed 1 From SYSTEM O K window press Selection Button until SET ADDRESS appears on display Press Start Alarm Stop Button until acoustic signal is heard and display shows the following information SYSTEM INIT Wait Found 0 2 Check that central unit green LED flickers 3 Check that all weight control units green LED flickers thus indicating initiating process Weig
15. ht control unit red LED remain illuminated in a fixed manner If there are any weight control unit with green LED not flicking go to point 5 and re start process 4 Press STOP button on each weight control unit until a brief acoustic signal is heard Check that green LED is illuminated in a fixed manner This operation shall not be carried out with more than one unit simultaneously 5 Press Alarm Stop Initiating Button on central unit to finish address assignment process 4 4 Weight control unit programming ATTENTION Following steps shall be carried out with all cylinder banks prior to proceeding Check that all cylinder hoses are perfectly installed To prevent hose resistance from having a repercussion on system weight readings and producing deviation after system goes into service it is recommended to allow for a period of 24 hours prior to continue process Thereafter flexible hoses will have adapted to their definite position and will not cause stress on weight units Weight control units can be programmed any time When a Weight control unit is programmed Central unit informs Weight Control unit with the Nominal charge weight of cylinder attach to it and the maximum percentage allowed to leak 44 1 All Weight Control Units Programming 1 From SYSTEM O K window press Selection Button until PROGRAM UNITS appears on display Press Start Alarm Stop Button 2 Press Selection Button until ALL UNITS appears on display Press Start Alar
16. m Stop Button Nominal cylinder charge selection Value programmed at this point is the extinguishing agent mass that each cylinder of the system has LPG T cnicas en extinci n de Incendios S A DOC MU SP OL IN Rev 3 Pag 21 29 INFORMACI N T CNICA EPE aar aai a A 3 Nominal weight programmed will be displayed Cursor flashing is positioned at hundreds position 0 kg If Menu Button is selected hundred value will increase If Selection Button is pressed hundred value will decrease 4 Press Start Alarm Stop Button to confirm hundred value Cursor flashing will move to tens position _0 kg If Menu Button is selected ten value will increase If Selection Button is pressed ten value will decrease 5 Press Start Alarm Stop Button to confirm tens value Cursor flashing will move to units position 0 kg If Menu Button is selected unit value will increase If Selection Button is pressed unit value will decrease 6 Press Start Alarm Stop Button to confirm Alarm Threshold selection 7 Press Selection Button until maximum percentage of extinguishing agent mass lost allowed 5 or 10 appears on display P ress Start Alarm Stop Button 8 Atthis point Central unit will program Nominal weight and alarm threshold to all weight control units connected to it Check that all weight control unit shows green LED on and red LED off Note Due to system precision in case that 10 is selected as Threshold Nominal Charge has to be greater
17. ndios S A DOC MU SP 01 IN Rev 3 Pag 23 29 INFORMACI N T CNICA EPE a i ai i A 4 5 Display Weight Control Unit data From SYSTEM O K window press press Menu Button to display units To check the following data for each weight control unit use Selection Button Device N A number from 1 to 31 Nom W Nominal extinguishing charge inside cylinder programmed Act W Extinguishing charge inside cylinder Al lim Value of minimum extinguishing charge allowed State 0x0 Check that green LED on each weight control unit flickers in slow sequence when checked consulted from central unit NOTE If Nominal Weight to be programmed is greater than weight measured Weight Control Unit will use measured weight as Actual Weight and Tare Error will be displayed State 0x4 4 6 Weight Control Unit Re tare In case that a weight control unit has detect lost of charge below minimum allowed value systems allows to re tare unit To do so press STOP button on Weight Control Unit during 10 seconds until an acoustic signal is heard Nominal weight will be kept the same as before and new minimum allowed charge will be calculated Minimum allowed charge will be the Actual Extinguishing Weight in cylinder minus the Alarm Threshold programmed 4 7 Weight Control Unit Reset To reset a Weight Control unit to inoperative state 0x5 place cylinder back to the ground and remove all weights from Weight Control Unit Press STOP button
18. odes displayed by Central Unit C DE DESCRIPTION 0x00 Weight Control Unit in perfect condition 0x01 Low Charge 0x02 Error in analogical side of Weight Control Unit Overload 0x03 Error in bus 12C of Weight Control Unit 0x04 Tare Error 0x05 Inoperative Weight Control Unit 1x00 Communication Error Weight Control Unit in perfect condition 1x01 Communication Error Low Charge 1x02 Communication E rror Error in analogical side of Weight Control Unit Overload 1x03 Communication Error Error in bus 12C of Weight Control Unit 1x04 Communication Error Tare Error 1x05 Communication Error Inoperative Weight Control Unit 1 Condition codes with 1X indicate that communication with Weight Control Unit is not possible In such a case condition code pertains to last value transmitted by Weight Control Unit in an accurate manner LPG T cnicas en extinci n de Incendios S A DOC MU SP 01 IN Rev 3 Pag 29 29
19. of cylinder charge condition The equipment gives an alarm signal when there is a loss of more than 5 or 10 of initial charge in accordance with ISO CEPREVEN and NFPA standards Systems are provided with a central unit that can be connected to the fire station as well as with several weight control units one for each cylinder to be controlled Weight control units formed by a load cell which allows detection of leakages with a resolution of 1 kg Load cell incorporates an extensometric gage All weight control units are connected to central unit by means of a BUS Each central unit is designed to control a maximum of 31 weight control units More central units shall be Supplied for those installations requiring more weight control units Each central unit has to be considered as totally independent equipment Weight control devices complies with standards EN 50081 1 EN 50130 4 EN 61000 3 2 and EN 61000 3 3 for electromagnetic compatibility and CE 60950 for electrical security System shall be fixed on a permanent manner on fixed supports The equipment described in this manual has been developed to carry out cylinder charge control Thus allowing to know the actual charge weight contained Central unit consults in a continuous manner condition of each cylinder and receives the information from weight control unit mechanically associated to it For this purpose each unit is assigned an internal address Address assignment is carried out at eq
20. slation is allowed for any purpose than internal use Every effort has been made to ensure accuracy of information contained herein however LPG disclaims any liability for the use that may be made of this information Anyone using the data contained in this manual does so under his own responsibility and takes whatever consequence he may encounter LPG offers 1 year warranty for all equipment components Equipment users are only authorised to handle connectors located on charge central unit lower panel to proceed to unit connection There are three safety seals two located on charge control unit and the other on central unit Violation of these seals exempts LPG from compliance with above mentioned warranty Any questions concerning information given in this manual should be addressed to LPG T cnicas en Extinci n de Incendios S A C Mestre J oan Corrales 107 109 08950 ESPLUGUES DE LLOBREGAT Barcelona SPAIN Fax 34 93 473 74 92 Tel 34 93 480 29 25 e mail pg Ipg es Madrid Delegation LPG T cnicas en Extinci n de Incendios S A C Sierra de Guadarrama 32 Pol Ind San Fernando de Henares 28830 SAN FERNANDO DE HENARES Madrid SPAIN Fax 34 91677 52 57 Tel 34 91 677 53 83 e mail lpg mad arrakis es LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 5 29 INFORMACI N T CNICA EPE A gt _ ___ A 1 Generalities Weight control devices are designed to allow continuous control
21. ted to power supply system electric power batteries or both 2 If supply is only by means of electric power system check Central Unit internal fuse see item 6 2 3 If problems doesn t solve contact LPG 5 1 2 Central Unit cannot find any weight control unit 1 Check that Weight Control Units are connected to BUS and their green LED illuminated 2 Check that connection order of BUS wire is accurate see item 6 section 3 2 5 1 3 No Weight Control Unit has green LED illuminated 1 Check that Central Unit connection order of BUS wire is accurate see item 6 section 3 2 2 Connect Central Unit BUS directly to a Weight Control Unit different to the one it was previously connected to If that unit green LED illuminates then Weight Control Unit which was previously connected to same does not operate properly If this unit green LED is off check if between GND Ground lines and central unit 12V there is a higher voltage than 10 Volts If voltage is lower than 10 Volts Central Unit has broken down 5 14 Some Weight Control Units have their green LED off 1 Check that Weight Control Unit is connected to BUS and that the cable has not been damaged 2 Exchange cable with the other unit that works LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 25 29 INFORMACI N T CNICA If LED remains off contact LPG NOTE To ensure that a Weight Control Unit does not operate properly the best choi
22. than 15 kg If 5 is selected as Threshold Nominal Charge has to be greater than 30 kg 442 Single Weight Control Units Programming Following operation shall be carried if it s necessary to be programmed independently It works basically as 4 4 1 All Weight Control Unit Programming but allows user to specify Actual Weight inside cylinder 1 From SYSTEM O K window press Selection Button until PROGRAM UNITS appears on display Press Start Alarm Stop Button 2 Press Selection Button until SINGLE UNIT appears on display Press Start Alarm Stop Button 3 uNIT O wil be displayed Use Menu and Selection buttons to select unit to be programmed To cancel select 0 value Press Start Alarm Stop Button Nominal cylinder charge selection Value programmed at this point is the extinguishing agent mass that cylinder of the system has Refer to 4 4 1 All Weight Control Units Programming LPG T cnicas en extinci n de Incendios S A DOC MU SP 01 IN Rev 3 Pag 22 29 INFORMACI N T CNICA EPE nn A Alarm Threshold selection Value programmed at this point is the maximum percentage of extinguishing agent mass lost allowed 5 or 10 Refer to 4 4 1 All Weight Control Units Programming Actual cylinder charge selection Value programmed at this point is the real content of extinguishing agent mass that cylinder of the system has Follow same procedure as Nominal cylinder charge selection LPG T cnicas en extinci n de Ince
23. tinci n de Incendios S A DOC MU SP 01 IN Rev 3 Pag 19 29 INFORMACI N T CNICA EPE A 3 ___ A 4 Commissioning All operations described in this chapter are to be carried out for equipment to be operative If operations are not completed there will be operating problems Whenever a number of weight control units is added addresses shall be assigned to all weight control units In the event of an error being detected during commissioning process refer to chapter 5 In case of error 4 1 Equipment ignition 1 Check that all weight control units are interconnected by means of telephone cable and that central unit is connected to nearest unit 2 Connect central unit to power supply Verify through display that internal test is being carried out 3 Verify that SISTEMA O K appears on display ATTENTION Central Units are supplied in Spanish language To change to English 1 Press Menu Button or Selection Button until SISTEMA O K appear on display 2 Press Selection Button until IDIOMA appears on display Press Start Alarm Stop Button 3 Press Selection Button until English appears on display Press Start Alarm Stop Button 4 Press Selection Button until SYSTEM O K appear on display SYSTEM O K is considered the starting point for all operations described in this manual e From SYSTEM O K window Menu Button will allow to select which unit is displayed Every time that Menu Button is pressed next unitis display
24. uipment commissioning Those units with no address assigned remain out of service This equipment allows you to check from central unit nominal charge actual extinguishing charge minimum permissible weight and state of each weight control unit In the event of failure of power supply the equipment keeps configuration in its memory but will not carry out weight control The system will keep operating without any need of supervision at the moment power supply is restored Note Extreme room temperature variations may affect system performance LPG T cnicas en extinci n de Incendios S A DOC MU SP 01 IN Rev 3 Pag 6 29 INFORMACI N T CNICA 1460 Figure 1 1 Example of drawing of a cylinder bank system with weight control device LPG T cnicas en extinci n de Incendios S A DOC MU SP O1 IN Rev 3 Pag 7 29 INFORMACI N T CNICA 2 Description 2 1 Central Unit inicia Fam Alarma Suri Alarm Sinn 1 LED green Unit in Service LED illuminated in a fixed manner indicates that central unit is correct and the equipment operates accurately Initiation LED in slow intermittent indicates system initiation process LPG T cnicas en extinci n de Incendios S A DOC MU SP 01 IN Rev 3 Pag 8 29 INFORMACI N T CNICA EPE ee ten A 2 LED red Charge leakage Intermittent LED indicates that weight of some of the cylinders has dropped to alarm value Out of servic
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