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EP203 Automatic Extinguisher Panel Installation - C-Tec

1. 203 AUTOMATIC EXTINGUISHER PANEL Installation and Maintenance Manual Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL CONTENTS IMPORTANT NOTES IR RE VR RA RRIARR S 4 BASIC OVERVIEW AND KEY 6 INSTALLATION AND MIRIN Qeon kn adhi dan coco i DG a CU t d RSS uc Soa 9 The EP203 Panel Enclosure sessssssssssssseseeen enne nnn trennen innen anne tnnt tn etna tns inse 9 Removing the Lid and Base PCBs nennen nnns 9 PURSE SEU REA 11 Cable Types and Limitations reete e aceite n ioi ase ede i 11 Planning the Cable Entry and Distribution within the EP203 11 Siting and Mounting the EP203 Panel ssssssssssseesssesene inneren tnnt enne traten etre tns nnne tnnt 12 Mains WIriNg 12 Detector Circuit WINING aee adea Me adea dedu 13 SOUNCE F Circuit 13 Monitored Input Wiring escas 14 A xiliary O tp t Wiring ne eite esce iens e i ete 14 Remote Control Wiring ren rependere EAA EE Daa 15 Extinguisher Output Wiring env n
2. Disable SndrDel The sounder delay sub menu allows the disabling enabling of a fire sounder delay ina fire condition 1 From the Disablements menu select Disable SndrDel 2 Press the Accept button to disable enable the delay on the sounder circuit 3 Press the Escape button to return to the Disablements menu Page 26 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL Disable Input This sub menu allows the disabling enabling of one or more of the panel s six monitored inputs Manual Release Flow Switch Low Pressure Mode Hold and Abort 1 From the Disablements menu select Disable Input 2 Select the input s to be disabled enabled using the Scroll up and Scroll down buttons Press the Accept button to disable enable the selected input Press the Escape button to return to the Disablements menu Disable Relay This sub menu allows the disabling enabling of one or more of the panel s six auxiliary relay outputs Fire Local Fire Extract 1st Stage 2nd Stage and Fault Note If an Output Expansion Relay Board is fitted this sub menu also allows the disabling enabling of one or more of the board s five relay outputs Reset Mode Discharged Hold and Abort 1 From the Disablements menu select Disable Relay 2 Select the relay output s to be disabled enabled using the Scroll up and Scroll down buttons Pres
3. Figure 1 Overview of Access Level Menus Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 7 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL System expansion connections for the following add ons Output Expansion Relay Board Part No EP212 a One Output Expansion Relay Board can be connected b Provides up to five volt free relay outputs Reset Mode Discharged Hold Abort c Mounted inside the EP203 panel d Instruction document no DFU0000212 Remote Status Unit RSU Part No EP210S EP210F a Up to eight RSUs can be connected b Provides remote indication of system status c Flush mounted EP210F or surface mounted 2105 d Mode Manual or Manual amp Automatic e Manual release of extinguishant f 128 x 64 pixel graphic LCD unit with two colour backlight g Three monitored inputs Abort Hold and Mode h 2 wire RS485 2 wire power 24V i Instruction document no DFU0000210 Sen Remoto Status Unt Economy Status Unit ESU Part No EP211 a Up to eight ESUs can be connected Extinguisher Panel ESU b Provides remote indication of extinguishant release imminent c Single gang mounting arrangement d Mode Manual or Manual amp Automatic e 2 wire power 24V 2 wire mode select f 6K8 EOL resistor fitted in last EP215 allows wiring to be monitored for open and short circuit faults g Instruction document no DFU
4. Typical Detector Circuit Wiring A 6k8 end of line resistor supplied in the accessory pack must be connected across the terminals of the last device on each circuit to allow the wiring to be line monitored for open and short circuit faults Note Unused circuits must have a 6k8 resistor fitted at the EP203 panel terminals The wiring for each detector circuit should be connected to the relevant 5mm connector block on the Main Control PCB Zone 1 Zone 2 or Zone 3 and their screens terminated at the EP203 panel s base earth post For more specific device wiring information refer to the manufacturers own instructions Sounder Circuit Wiring Note See Appendix 4 Technical Specification for the sounder circuit specification The EP203 panel can power three conventional polarised sounder circuits at 19 28Vdc Each sounder circuit must be wired as a single radial circuit with no spurs EP203 Panel Main Control PCB Polarised Polarised Polarised Sounder Sounder Sounder 6K8 EOL Resistor DO NOT SPUR wiring not monitored Figure 5 Typical Sounder Circuit Wiring Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 13 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL A 6k8 end of line resistor supplied in the accessory pack must be connected across the terminals of the last device on each circuit to allow the wiring to be line monitored for open and short circuit faults Note
5. 1 In Access Level 3 select the Display Dis mnt menu The panel displays all active disablements on the system e g Zone 1 disabled etc 2 Scroll the display through all active disablements using the Scroll up and Scroll down buttons 3 Press the Escape button to return to the Access Level 3 menu Zones in Test This menu displays all detection zones that are currently in test mode on the system and is available at both Access Levels 2 and 3 Zones are put in test mode in the Engineering menu see Page 32 1 In Access Level 3 select the Zones in Test menu The panel displays all zones currently in test on the system e g Zone 1 is on Test etc 2 Scroll the display through all active zones in test using the Scroll up and Scroll down buttons 3 Press the Escape button to return to the Access Level 3 menu Display RSUs This menu displays all active Remote Status Units on the system 1 In Access Level 3 select the Display RSUs menu The panel automatically displays all RSUs and their IDs 2 Press the Escape button to return to the Access Level 3 menu Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 25 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL Disablements The Disablements menu allows the temporary disabling or enabling of the extinguishant system detection zones sounders monitored inputs relays and RSUs The Disablements menu is available a
6. Counter Authorised User Controls Access Level 2 The functions that can be performed in Access Level 2 by turning the panel mounted keyswitch to the accessed position are e Manually activate the extinguisher release e Mute the internal sounder Silence the alarm sounders e Resound the alarm sounders e Reset an alarm condition Also the LCD unit displays the following Access Level 2 menu Display Faults Display Dis mnt Zones in Test Lamp Test Alarm Counter Set Time Date Event Log Disp Contrast Disablements Page 22 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL Engineer Controls Access Level 3 To avoid unauthorised changes to critical parts of the control system certain EP203 panel functions are only available to engineers and competent service personnel The functions that can be performed in Access Level 3 by pressing the Access level 3 switch mounted on the Main Control PCB are e Manually activate the extinguisher release Silence the internal sounder Silence the alarm sounders e Resound the alarm sounders e Reset an alarm condition Also the LCD unit displays the following Access Level 3 menu Display Faults Display Dis mnt Zones in Test Display RSUs Disablements Commissioning Engineering Accessing and using the Engineer Controls To gain access to the engineer s menu a
7. Equipment Guarantee This equipment is not guaranteed unless the complete system is installed and commissioned in accordance with the laid down national standards by an approved and competent person or organisation This product has been manufactured in conformance with the requirements of all applicable EU Council Directives Items supplied with the EP203 panel Installation and Maintenance Manual Document No DFU0002032 this manual Note This manual MUST NOT be left accessible to the general user User Manual Log Book Document No DFU0002031 Shortform Installation Instructions Document No DFU0002033 e Accessory pack containing the following items 1 x Allen key for unfastening securing the panel lid 12 x 6K8 0 25W end of line resistors 1 x 1A HRC 20mm ceramic fuse spare mains supply fuse F1 1x 5A F 20mm glass fuse spare battery fuse F2 1 x set of battery connection leads red lead black lead green jump lead 1 x set of links for PLK1 amp PLK2 System Design Fire alarm system and extinguisher system design are beyond the scope of this document A basic understanding of general system components and their use is assumed To ensure a reliable system and limit the consequences of faults we strongly recommend that a suitably qualified and competent person is consulted in connection with the design of the fire alarm and extinguisher system and that the system is commissioned and maintained to local design and
8. Technical Specification continued CONTROLS amp INDICATORS Status Display Unit 28 x 64 pixel graphic LCD unit two colour backlight Display Faults Display Dis mnt Zones in Test Lamp Test Alarm Counter Access Level 2 menu Display Faults Display Dis mnt Zones in Test Lamp Test Alarm Counter Set Time Date Event Log Disp Contrast Disablements Display Faults Display Dis mnt Zones in Test Display RSUs Disablements Commissioning Engineering accessed manual only or manual amp automatic menu silence internal sounder control panel reset silence resound sounders scroll up scroll down escape accept Extinguisher Release housed in yellow casing Indicators LEDs general fire fire zones x3 general disablement zone fault disable test x3 hold first stage output release imminent x2 extinguishant released abort disablements extinguishant release manual release first stage output second stage output sounder manual only manual amp automatic supply present power supply fault accessed test general fault system fault delays sounder fault flooding zone fault low pressure Access Level 3 menu Internal control pushbutton i Access level switch located on Main Control PCB DIMENSIONS amp WEIGHT Dimensions of back box 39mm w x 276mm h x 70mm d approx metal 467mm w x 293mm h x 29mm d approx plastic Weight without batteries OPERATING CONDITIONS The con
9. Unused circuits must have a 6k8 resistor fitted at the EP203 panel terminals The wiring for each alarm sounder circuit should be connected to the relevant 5mm connector block on the Main Control PCB Sound 1A Sound 1B Sound 2nd Stage and their screens terminated at the EP203 panel s base earth post For more specific device wiring information refer to the manufacturers own instructions Monitored Input Wiring Note See Appendix 4 Technical Specification for the monitored input specification Six monitored input connections are available at the EP203 panel Manual Release Flow Switch Low Pressure Mode Hold and Abort EP203 Panel Main Control PCB Flow Switch flow 6K8 EOL switch 470R Resistor Figure 6 Typical Monitored Input Wiring A 6k8 end of line resistor supplied in the accessory pack must be connected across the terminals of each device on each circuit to allow the wiring to be line monitored for open and short circuit faults Note Unused circuits must have a 6k8 resistor fitted at the EP203 panel terminals The wiring for each input should be connected to the relevant 5mm connector block on the Main Control PCB and their screens terminated at the EP203 panel s base earth post Auxiliary Output Wiring Note See Appendix 4 Technical Specification for the auxiliary output circuit specification The wiring for each output should be connected to the relevant 5mm connector block on the Main Control PCB and th
10. actuator Wiring for multiple actuators EP214 System Line Terminator EP214 System Line Terminator Metron 1 EP203 Automatic Extinguisher Panel extinguish output Fu EP203 Automatic EX Extinguisher Panel extinguish output Figure 9 Typical Igniting Actuator Circuit Wiring Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 17 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL Connection to RSUs and ESUs RSUs require a 4 wire connection 2 wire power 2 wire 5485 from the EP203 panel that connects to each unit and is daisy chained onto the next see Figure 10 below The RSU abbreviated functions at the Main Control PCB are listed below e 2 wire power supply 24V 2 wire RS485 data connection EP203 Panel Main Control PCB remote status unit B OV 24V B A OV 24V B A OV 24V B A OV 24V Data Supply Data Supply Data Supply Data Supply Remote Status Unit 1 Remote Status Unit n n lt 8 Figure 10 Typical RSU Circuit Wiring Each RSU has a pcb mounted DIL switch and must be RSU DIL Switch Settings allocated a unique address between 1 and 8 See Address A 2 right for DIL switch settings DIL switch ON UP 1 Each RSU has a pcb mounted Display Contrast VR1 that can be adjusted to suit the contrast of the 2 Q 2 e units LCD display 3 ESUs require a 2 wire 24V power c
11. and Knockouts sss Figure 3 Mains Wiring NAPOLA LOOO NOORENA e erre e eee e dei eei Figure 4 Typical Detector Circuit Wiring Figure 5 Typical Sounder Circuit Wiring E tenente nente tenentes Figure 6 Typical Monitored Input Wiring sss Figure 7 Typical Remote Control Input Wiring Figure 8 Typical Solenoid Circuit Wiring tenete Figure 9 Typical Igniting Actuator Circuit Wiring Figure 10 Typical RSU Circult WIFIIg atto ERE RERO ERURREIU EOREQU OR Figure TT Typical ESU Circuit Wiring etg ER ERR UR ERR ETUR RU dO ROS Figure 12 Power Supply PCB Layout and Connection Details essere Figure 13 Battery Location and Connection Details sse 2008 No responsibility can be accepted by the manufacturer or distributors of this range of extinguisher panels for any misinterpretation of an instruction or guidance note or for the compliance of the system as a whole The manufacturer s policy is one of continuous improvement and we reserve the right to make changes to product specifications at our discretion and without prior notice E amp OE Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 3 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL IMPORTANT NOTES THIS EQUIPMENT MUST ONLY BE INSTALLED AND MAINTAINED BY A SUITABLY SKILLED AND TECHNICALLY COMPETENT PERSON
12. and sub menus change from Title Case to UPPERCASE menu button Floating menu Displayed when sounder delay is active amp alarm present Terminate Delay Na rm Sub Menus Display Faults a H H Display Dis mnt ALT Menu Zones in Test Alarm Counter Lamp Test Clear to todays date Alarm Counter ium j Show Log Floating menus Displayed at Log Reset the end of flooding prior to reset peces oO subject to Extract Option fitted Start Extracts Disable Exting eS ccce ee Disable Zone i Stop Extract Disable Sounder 7 Disable SndrDel Display Faults Gee i Disable Input Display Dis mnt E Disable Relay Zones in Test i Lamp Test AL2 Menu Alarm Counter Set Time Date Zone Selection Event Log Ee ie Disp Contrast Gd bis Disablements 7 z Extract Option Extract Time Flow Option Floating menu Displayed when Actess in 3 switch Sounder Delay extinguishant release is in progress RSU Learn MER Re ORR Re a ae ee f Ov Stop Flooding Earth Fault Display Faults Man Rel Mode Display Dis mnt Zone Trigger Zones in Test Resound Fire AL3 Menu Display RSUs Clean Start Disablements Commissioning ane Engineering Walk Test CEDE EE Test Relays Test Sounders Monitoring Show PSU Stats Version Numbers
13. enabled disabled in the Commissioning menu at Access Level 3 Remote Control Wiring If required some functions of the EP203 can be remotely controlled The operating inputs of the remote equipment is restricted to an Access Level 2 user The wiring for each input should be connected to the relevant 5mm connector block on the Main Control PCB and their screens terminated at the EP203 panel s base earth post The remote input abbreviated functions at the Main Control PCB are listed below remote inputs Remote supply SIL Silence Alarm AL Sound Alarm FLT Fault Generates a general fault and operates the fault relay RST Reset Resets the system to normal mode EP203 Panel Available for Main Control PCB external use 24V 100 max ov Silence Alarm s w Sound Alarm s w A Fault s w Reset s w Figure 7 Typical Remote Control Input Wiring Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 15 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL Extinguisher Output Wiring Note See Appendix 4 Technical Specification for the extinguisher output circuit specification The wiring for each output should be connected to the relevant 5mm connector block on the Main Control PCB and their screens terminated at the EP203 panel s base earth post The EP203 panel s extinguishant outputs supports up to two solenoids or multiple Metrons typic
14. end of line resistor at the panel terminals If the fault condition clears this confirms there is a wiring fault 2 Double check and refit the circuit wiring and the end of line resistor Trace the fault with consideration to the type of fault indicated at the panel and on the LCD unit Note A common short circuit fault is a detector head badly seated in a base that is not making a true connection Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL e Page 35 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL Sounder Faults All three alarm sounder circuits are monitored for open and short circuit faults unless disabled or in an alarm condition An open or short circuit fault on a sounder circuit is indicated by the following e Internal panel sounder activates General Fault yellow LED flashes e Sounder Fault yellow LED flashes e LCD unit displays the specific fault e g Sounder circuit 1 O C fault Sounder circuit 2 S C fault To determine which of the panel s three sounder circuits is faulty 1 Disconnect each sounder circuit from the Main Control PCB in turn and measure the resistance between the two wires A healthy circuit will display only the end of line resistor value Any other resistance value signifies a fault 2 If the readings from all sounder circuits are correct take their end of line resistors and connect them to the sounder circuits at the panel terminals If the fault
15. installation regulations The fire officer concerned with the property should be contacted at an early stage in case he has any special requirements The EP203 Automatic Extinguisher Panel hereafter called the EP203 panel is compliant with the following European standards e EN 12094 1 Fixed firefighting systems Components for gas extinguishing systems Part 1 Requirements and test methods for electrical automatic control and delay devices e EN54 2 and EN54 4 Fire Detection and Fire Alarm Systems Control and Indicating Equipment EN54 2 Power Supply Equipment EN54 4 Page 4 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL In addition to the basic requirements of EN12094 1 the EP203 panel meets the following criteria EN12094 1 Section 4 17 Delay of extinguishing signal option with requirements delay time from 0 to 60 seconds EN12094 1 Section 4 18 Signal representing the flow of extinguishing agent option with requirements to indicate the flow of the extinguishing agent EN12094 1 Section 4 19 Monitoring of the status of components option with requirements by way of a low pressure switch input EN12094 1 Section 4 20 Emergency hold device option with requirements to enable the extinguishant delay time to be extended EN12094 1 Section 4 21 Control of flooding time option with requirement
16. the locking tab to prevent damage 5 Pull the Power Supply PCB s earth strap green yellow off the spade connector at the main chassis earth point on the base unit Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 9 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL 6 Carefully remove the two retaining screws on the Power Supply PCB and slide the PCB up and over its mounting pillars taking care not to damage any of the components 7 If an Output Expansion Relay Board is fitted carefully remove the two retaining screws on the board and slide the board up and over its mounting pillars taking care not to damage any of the components 8 Store the PCBs in a clean dry place that is free from vibration dust and excessive heat Storing the PCBs in a suitable cardboard box will also guard them against mechanical damage Page 10 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL FIRST FIX Cable Types and Limitations Consult Clause 26 of BS 5839 Pt 1 2002 Fire Detection and Alarm Systems for Buildings Code of Practice for System Design Installation Commissioning and Maintenance for detailed information on cables wiring and other interconnections All system wiring should be installed in accordance with the current edition of the IEE Wiring Regs BS7671 or other national standards of ins
17. the mains supply and the Supply Present green LED should come back on However if the batteries are discharged this will be recognized as a fault by the EP203 panel and indicated as such See Battery supply voltage too low above Symptom 2 The Power Supply PCB the Main Control PCB and or the cable that connects them is faulty Suggested action 1 Ifthe mains supply is present indicated by the Hazardous Voltages Present red LED being lit on the Power Supply PCB check that the connector cable between the Power Supply PCB and the Main Control PCB is fully inserted at both ends If the connector cable is fully inserted either the Power Supply PCB and or the Main Control PCB and or the connector cable are faulty and should be replaced Page 38 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL System Faults System faults are unique in that they do not automatically clear when rectified The LCD unit displays System Fault and the System Fault yellow LED flashes when one or more of the following has occurred e There is a microprocessor watchdog fault e The microprocessor s site memory has been corrupted e microprocessor s program memory has been corrupted e The Main Control PCB is faulty For a detailed description of what each fault is and suggested corrective action see below Watchdog fault Symptoms This type of syste
18. 0000211 System Hold Off Abort Button Part No EP215 a Monitored input to the EP203 panel b Used to either delay or cancel the extinguishant release sequence dependent on connection to EP203 panel c Connects to EP203 panel via 2 wire connection The remaining EP215 units are then daisy chained d e 6K8 EOL resistor fitted in last EP215 allows wiring to be w monitored for open and short circuit faults Single gang surface mounted unit f Instruction document no DFU0215000 Page 8 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION AND WIRING The EP203 Panel Enclosure The EP203 panel enclosure comprises of a plastic detachable lid and metal base unit containing Main Control PCB provides all the connections for the system s detector circuits sounder circuits monitored inputs and auxiliary outputs It also provides the engineer with access to a wide range of commissioning and engineering menus e Power Supply PCB provides connections to the mains supply It is switch mode type rated 230Vac 50 60Hz that combines the functions of a power supply unit battery charging unit and battery monitoring unit e Output Expansion Relay Board optional provides up to five volt free relay outputs The Main Control PCB is mounted on a metal bridge and the Power Supply PCB and optional Output Expansion
19. 203 panel can be wiped clean using a slightly damp soft cloth CAUTION Detergents scouring materials or solvents should not be used to clean the panel and water MUST NOT enter the panel 7 Periodic planned maintenance should be carried out on the system to ensure the system is functioning correctly and limit the consequences of faults The maintenance tests must be carried out in accordance with local regulations Details of tests maintenance work and false alarms are logged in the User Manual Log Book Document No DFU0002031 Page 40 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL APPENDICES APPENDIX 1 Standby Battery Calculation Guide The standby time of the EP203 panel after the mains has failed depends on the quiescent loading of the panel the alarm load of the panel and the capacity of the batteries Note LPCB approved systems must use 7Ahr batteries YUASA Type NP7 12 To determine the capacity of batteries required for any given standby period the following formula should be used Battery capacity in Ahr 1 25 x T x A SL x RT H x P Z RSUs ESUs The multiplier 1 25 is present to account for lost capacity over the life of the batteries T Amount of time required for the alarm A Total alarm current of panel sounders SL Total alarm current of solenoid RT Solenoid activation time Number of ho
20. Accept button to set the selected relay output Off NS S Press the Escape button to return to the Engineering menu Page 32 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL Test Sounders This sub menu allows the testing of 1st and 2nd Stage sounder circuits by altering its state between On Off or Intermittent From the Engineering menu select Test Sounders Select the sounder circuit to be tested using the Scroll up and Scroll down buttons Press the Accept button to change the selected sounder circuit On Or press the Accept button to change the selected sounder circuit to Intermittent Or press the Accept button to change the selected sounder circuit Off 9v Vr oM Nm Press the Escape button to return to the Engineering menu Monitoring This sub menu allows a constant monitoring voltage to be temporarily applied to the sounder circuit monitored inputs and extinguishing output 1 From the Engineering menu select Monitoring The LCD unit displays pulsing mode for the above circuits Note Pulsing mode reduces the quiescent current of the panel but may make troubleshooting difficult 2 Press the Accept button and the LCD unit displays constant mode for the same circuits Perform the necessary voltage checks 4 On completion of voltage checks press the Escape button and the panel will automatically re
21. Make sure the mains earth wire is connected directly to this connector block and NOT to the secondary base earth post which is provided for connecting detector and sounder circuit screens The Power Supply PCB s earth strap MUST be connected to the spade on the chassis earth post before operation Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 19 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL Mains Input CONN1 L Live Neutral Earth CLASS 1 EQUIPMENT MUST BE EARTHED Connect incoming mains earth wire to the earth terminal and NOT to the base earth post Incoming Mains Cable Must be segregated from other cables and only enter the panel through the top RHS knockouts Hazardous Voltages Present LED When lit red hazardous voltages are present on components in the shaded area of the PCB DO NOT TOUCH Earth Strap PSU earth strap connects the to the base earth post e s L OGY o HRC Fuse n Rev 1 Control Link PLK1 If batteries NOT used fit PLK1 Control Link PLK2 Connector PL3 Fit PLK2 for 3 5 to 12Ahr Connects to Main Control PCB NOT fitted for 1 to 3 5Ahr Battery Input CONN6 I x E e Connects to VRLA batteries ena Figure 12 Power Supply PCB Layout and Conn
22. Relay Board are mounted in the metal base unit underneath the Main Control PCB Removing the Lid and Base PCBs To protect the electronics from damage and to expose the base mounting holes the panel s lid and PCBs should be removed prior to first fix installation See steps below Anti static handling guidelines Ensure that the following electro static handling precautions are taken immediately prior to handling the panel s PCBs or any other static sensitive components Before handling any static sensitive items operators should rid themselves of any personal electro static charge by momentarily touching any sound connection to safety earth e g a radiator Always handle PCBs by their sides and avoid touching the legs of any components 1 Take the panel out of its packing box and undo the two lid screws using the Allen key supplied in the accessory pack 2 Open the plastic lid pull out the lid s two fixing pins and take off the lid 3 Slacken the four MA retaining nuts on the metal bridge and slide the bridge and mounted Main Control PCB up and over the mounting pillars taking care not to damage any of the components 4 Disconnect the telecoms style connecting cables from PL3 on the Power Supply PCB and from PL1 on the Output Expansion Relay Board if fitted Make sure that these cables remain connected to the Main Control PCB to prevent them being misplaced Note Care should be taken when detaching this connector to depress
23. SHER PANEL Installing the Main Control PCB The connections to the panel s Main Control PCB are shown in Appendix 2 Note Before any connections are made the Main Control PCB and Output Expansion Relay Board if fitted must first be securely mounted inside the base unit 1 Slide the metal bridge and mounted Main Control PCB over and downwards securing onto its mounting pillars 2 Secure the metal bridge in the base unit using the four M4 retaining nuts taking care not to damage any of the components Do not overtighten the nuts otherwise their threads will strip 3 Connect the Main Control PCB s telecoms style connecting cables to PL3 on the Power Supply PCB and to PL1 on the Output Expansion Relay Board if fitted Note Care should be taken when attaching this connector to depress the locking tab to prevent damage Connecting Circuits to the Main Control PCB Incoming detector and sounder circuits monitored inputs auxiliary outputs extinguisher circuits RSUs and ESUs are be connected to the relevant connector block on the Main Control PCB as shown in Appendix 2 For typical circuit wiring diagrams refer to the First Fix section of this manual See note below regarding earthing of screens Important notes regarding the earthing of screens All screens should be adequately insulated crimped spring and connected between the nut and connections vomo washers on the base earth post see right E y nah washe
24. TINGUISHER PANEL INSTALLATION MANUAL Page 11 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL Siting and Mounting the EP203 Panel The EP203 panel enclosure can be surface or semi flush mounted It must be sited indoors on a dry flat surface in an area not subject to conditions likely to affect its performance e g damp salt air water ingress extremes of temperature physical abuse etc It should be sited at a height where it is easily accessible and in a prominent position within the building Ideally the LED indicators and LCD unit on the front of the enclosure should be at eye level To expose the EP203 panel s mounting holes the lid and base PCBs have to be removed see Page 9 Using the five mounting holes provided fix the base securely onto the wall The mounting holes are suitable for use with No 8 10 or 4 5mm countersunk screws Assess the condition and construction of the wall and use suitable screw fixings Note The central mounting hole can be used to temporarily hang the base unit so it can be leveled and its remaining fixing points marked for drilling Any dust or swarf created during the fixing process must be kept out of the enclosure Mains Wiring The requirement for the mains supply to the EP203 panel is fixed wiring using 3 core cable no less than 1mm and no greater than 2 5mm or a suitable three conductor system fed from an isolating switched spur fused at 3A This should be secure from unauthorised oper
25. ally up to four Solenoid Wiring The extinguishant output is capable of supplying up to 1 amp for the maximum duration 5 mins to a solenoid To ensure that the current rating of the extinguishant output is not exceeded If one solenoid is used it must have a resistance greater than 30 ohms f two solenoids are used each solenoid must have a resistance greater than 60 ohms Note The number of EP214 System Line Terminators is programmed by an Access Level 3 user in the Commissioning menu Ext O P EOLs sub menu Wiring for one solenoid Wiring for two solenoids EP214 System EP214 System Line Terminator 2 Line Terminator 2 Next Line Term 2 amp Next Line Term Solenoid 60 Ohm min Solenoid 30 Ohm min EP214 System Line Terminator 1 EP203 Automatic Ex Extinguisher Panel extinguish output Solenoid 60 Ohm min EP203 Automatic Ex Extinguisher Panel extinguish output Figure 8 Typical Solenoid Circuit Wiring Page 16 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL Igniting Actuator Metron Wiring The extinguishant output is capable of supplying up to 3 amps for the maximum duration 50 milliseconds to an igniting actuator The total series resistance of the actuator s and wiring should NOT exceed 7 ohms Wiring for one
26. ation and be marked FIRE ALARM DO NOT SWITCH OFF The mains supply must be exclusive to the EP203 panel As an alternative to a switched fused spur a double pole isolating device may be used providing it meets the appropriate national wiring regulations See Figure 3 below Note The mains supply wiring MUST be segregated away from the detector and alarm sounder circuit cabling that is classed as low voltage 1 0mm lt 2 5mm o4 E MAIN EXTING DISTRIBUTION y PANEL BOARD S us te T Figure 3 Mains Wiring Page 12 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL Detector Circuit Wiring Note See Appendix 4 Technical Specification for the detector circuit specification The EP203 panel can power three conventional detector circuits at 21 28Vdc Each detector circuit must be wired as a single radial circuit with no spurs Detector bases with integral continuity diodes MUST NOT be used and manual call points MUST NOT be connected to the detector circuits Note The total number of detectors affects the system standby time and should be taken into account when selecting the standby battery See Appendix 1 for standby battery calculation EP203 Panel Main Control PCB Smoke Smoke or Heat Detector or Heat Detector 6K8 EOL Zone 1 Resistor DO NOT SPUR wiring not monitored Figure 4
27. ation can be programmed to activate an alarm and initiate the extinguishant release sequence Three conventional alarm sounder circuits two x 1st stage one x 2nd stage line monitored for open and short circuit faults Monitored inputs for Manual Release Flow Switch Low Pressure Mode Hold and Abort Auxiliary outputs for Fire Local Fire Extract 1st Stage 2nd Stage Fault e Extinguishing output supports up to 2 x solenoids or multiple Metrons Adjustable extinguishant release time delay duration and flooding time Alarm counter to record the number of times the panel has been in an alarm state Optional Output Expansion Relay Board providing additional volt free relay outputs for Reset Mode Discharged Hold and Abort Connections for up to eight Remote Status Units RSU which provide remote indication of system status on an LCD unit with mode select and manual extinguisher release Connections for up to eight Economy Status Units ESU to provide remote indication of system status with mode select Page 6 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL Pushbutton and keyswitch entry to three access levels displayed on the LCD unit Access Level 1 AL1 is for general users Access Level 2 AL2 is for authorised users and Access Level 3 AL3 is for engineers See Figure 1 below Note When selected menus
28. bles enables the extinguishant system Disables enables Remote Status Units Commissioning Zone Selection Clean Start Selects the zone combination that starts the extinguishant Selects the default setting mode when the mode input is in Fault and or Disabled Clears the panel s memory back to its default factory settings Engineering Walk Test Version Numbers Puts detection zone s into walk test mode Displays the panel s software version and checksum Note A Stop Flooding floating menu is also displayed for a level 3 user when an extinguishant release is in progress Selecting this menu terminates the release of extinguishant Page 24 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL Display Faults This menu displays all faults on the system and is available at both Access Levels 2 and 3 1 In Access Level 3 select the Display Faults menu The panel displays all active faults on the system e g Zone 1 O C Fault Zone 2 S C Fault etc 2 Scroll the display through all active faults using the Scroll up and Scroll down buttons 3 Press the Escape button to return to the Access Level 3 menu Display Dis mnt The Display Disablements menu displays all active disablements on the system and is available at both Access Levels 2 and 3 Disablements are set in the Disablements menu see Page 26
29. e scvc vas dave pvd creas b debe eR E 25 Display D iSM T a a ae petente pet nerd i one e i te cht nb e e e a 25 Zonesn nae iut ea rede d E o a e o ed e a e dts 25 Display RSUS e BREMEN EIS IIE NSS 25 Disablements eee ie npe e i epe e Past ipeo idea pereo Pe iere ins 26 Page 2 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL COMMISSIONING ORTSTEIL ONU Engineering i oie ext ed e edente bep ero decet tes Dao ndi teres c FAULT DIAGNOSIS cda AE AE nod ou Detection Zone Faults s deo eee eddie de edades erac Power Supply Faults System astra et edi rai ED ta vb un GENERAL MAINTENANCE cic terre el eee APPENDICES 252 E a APPENDIX 1 Standby Battery Calculation Guide APPENDIX 2 Extinguisher Control Panel Wiring Diagram sse APPENDIX Extinguishing Operation Flowchart essent nennen APPENDIX 4 Technical Specification nennen FIGURES Figure 1 Overview of Access Level Menus retener tenete tenentes Figure 2 Location of Enclosure Mounting Holes
30. ection Details Connecting the Standby Batteries CAUTION Always dispose of used batteries in accordance with the battery manufacturers instructions There is a risk of explosion if batteries are replaced by an incorrect type Two new high quality and fully charged 12Vdc 7Ahr valve regulated lead acid VRLA type batteries are required as the emergency standby power supply for the EP203 panel The capacity of the batteries may be lesser rated dependant upon the required standby time To calculate the batteries required for any given standby period refer to the calculation guide in Appendix 1 The batteries should be connected in series and located in the EP203 panel s enclosure as shown in Figure 13 below Note The battery connection leads red lead black lead and green link wire are ENT NENNT supplied in the accessory pack The EP203 panel s sophisticated battery monitoring unit protects the batteries against deep discharge by activating a cut off circuit when the standby supply voltage reaches approx 21Vdc If batteries are not fitted are discharged ane 4 or in poor condition a PSU fault will be E 2a COMNECTION CF LEAL displayed at the EP203 panel m 12Vdc BATTERY 12 Vdc BATTERY H Figure 13 Battery Location and Connection Details Page 20 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUI
31. eir screens terminated at the EP203 panel s base earth post Six auxiliary relays provide volt free changeover contacts as detailed below Fire Relay operates on activation of a fire condition in a zone or by pressing the Silence Resound Sounder pushbutton Relay will not operate on activation of a remote control AL input The relay remains activated until the panel is reset Local Fire Relay operates on activation of a fire condition in a zone or by pressing Silence Resound Sounder pushbutton Page 14 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL 1st Stage Alarm Relay operates on activation of a zone that is part of the extinguisher release circuitry or when the panel mounted or remote manual release pushbutton is pressed The relay remains activated until the panel is reset 2nd Stage Alarm Relay operates when the EP203 panel has entered the activated condition i e the extinguisher release timer has started The relay remains activated until the panel is reset Fault This relay output is normally energised When a fault occurs the output turns off to ensure failsafe operation even in the event of total power loss Extract Relay operates when an Access Level 2 user selects Start Extract Fan after the flooding time has elapsed without a reset This allows a flooded area to be vented of extinguishant Note The Extract Option is
32. emporarily suspended until the alarm s from the other zones are reset At this point zone testing may resume i e the alarm will operate correctly despite being in test mode This sub menu allows a walk test of one or more of the panel s three detection zones 1 From the Engineering menu select Walk Test 2 Select the required walk test zone 1 2 3 or All using the Scroll up and Scroll down buttons Press the Accept button 4 Use the Scroll down button to change from Normal Operation to Walk Test Mode and press the Accept button 5 Repeat steps 2 to 4 to select additional zones for walk test 6 Press the Escape button to return to the Engineering menu Note Take the relevant zones out of test when testing is complete Test Relays This sub menu allows the testing of one or more of the panel s six auxiliary relay outputs Fire Local Fire Extract 1st Stage 2nd Stage and Fault The relay outputs state can be set to On Off or Intermittent Note If an Output Expansion Relay Board is fitted this sub menu also allows the testing of one or more of the board s five relay outputs Reset Mode Discharged Hold and Abort From the Engineering menu select Test Relays Select the relay output s to be tested using the Scroll up and Scroll down buttons Press the Accept button to set the selected relay output On Or press the Accept button to set the selected relay output to Intermittent Or press the
33. enu is displayed Ext Delay The extinguishant delay sub menu sets the countdown duration before the extinguishant is released 1 From the Commissioning menu select Ext Delay 2 Select the required duration using the Scroll up and Scroll down buttons This is adjustable between 0 60 seconds in 1 second steps 3 Press the Accept button to confirm the changes The Commissioning menu is displayed Ext Duration The extinguishant duration sub menu sets the duration of the firing signal to the extinguishant output typically 2 secs Note Keep the extinguishant duration to a minimum in order to minimize current consumption 1 From the Commissioning menu select Ext Duration 2 Select the required duration using the Scroll up and Scroll down buttons This is adjustable between 1 300 seconds in 1 second steps 3 Press the Accept button to confirm the changes The Commissioning menu is displayed Flooding Time This sub menu sets the flooding time 1 From the Commissioning menu select Flooding Time 2 Select the required duration using the Scroll up and Scroll down buttons This is adjustable between 60 1740 seconds in 1 second steps 3 Press the Accept button to confirm the changes The Commissioning menu is displayed Page 28 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL Extract Option This sub me
34. ested actions 1 Isolate the mains supply to the panel and remove the mains connector block CONN1 from the Power Supply PCB Position the mains connector block so that the live and neutral connections can be probed Taking all due precaution re apply the mains and measure the voltage Isolate the mains supply again If the voltage reading was incorrect re check the mains supply If the voltage reading was correct check if the mains supply fuse F1 has ruptured If the F1 fuse is intact and the Hazardous Voltages Present red LED on the Power Supply PCB is lit steady then the PSU is faulty and should be replaced The mains supply fuse F1 has ruptured Symptoms The panel is running on batteries but NOT on mains supply The LCD unit displays Mains FAIL and the Hazardous Voltages Present red LED on the Power Supply PCB is NOT lit Suggested actions 1 2 Isolate the mains supply to the panel Remove the Main Control PCB and check the mains supply fuse F1 on the Power Supply PCB for continuity If the F1 fuse has ruptured it will be due to an excessive mains surge or a Power Supply PCB fault Check the components on the Power Supply PCB for signs of damage If no damage is found replace the F1 fuse supplied in the accessory pack with the correct type ensuring that the fuse clip is not damaged when re inserting the fuse Reconnect the mains supply If the Hazardous Voltages Present red LED is NOT lit the
35. firm the mode changes Press the Escape key The Commissioning menu is displayed Earth Fault This sub menu enables disables the earth fault circuitry 1 From the Commissioning menu select Earth Fault 2 Select either the enabled or disabled option using the Scroll up and Scroll down buttons 3 Press the Accept button to confirm the changes The Commissioning menu is displayed Man Rel Mode The manual release mode sub menu selects either delayed or immediate release of extinguishant 1 From the Commissioning menu select Man Rel Mode 2 Select either the delayed or immediate option using the Scroll up and Scroll down buttons 3 Press the Accept button to confirm the changes The Commissioning menu is displayed Zone Trigger This sub menu enables a short circuit condition on the three detection zones 1 From the Commissioning menu select Zone Trigger 2 Select the detection zone using the Scroll up and Scroll down buttons and press the Accept button Select either the S C or Normal option using the Scroll up and Scroll down buttons 4 Press the Accept button to confirm the changes The Commissioning menu is displayed Page 30 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL Resound Fire This sub menu enables disables a resound of the alarm sounders 1 From the Commissioning menu select Resound Fi
36. ge 42 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL APPENDIX 3 Extinguishing Operation Flowchart Ist Zone in Alarm Ist Stage Output Activated Zone Coincidence or Manual Release Start Countdown 2nd Stage Output Exting Delay Activated Abort Active Countdown Hold Active Terminate Release Running Countdown Await Reset Countdown Finished Release Extinguishant Flow Switch Flooding Time Running Manually Activated Flooding Time Finished Extract Time Reset or Start Extract Running Reset Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 43 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL APPENDIX 4 Technical Specification POWER SUPPLY Mains supply Definitions 230Vac 50 60Hz 810mA max 24Vdc nominal 5A cont 3A peak battery peak current limited by 5A battery fuse a 800mA UASA NP7 12 for LPCB approved systems x 12Vdc 7Ahr VRLA type connected in series I max a rated maximum output current which can be supplied continuously I max b rated maximum output current higher than I max a which can be supplied while battery charging is not required I min quiescent current taken by the EP203 panel DETECTOR CIRCUITS Number of conventional detector circuits End of line resist
37. ir neve nue avena ava ed eve vacare ah 16 Gonnection to RSUs and ESUS raid enden e e dedere ean etie eds 18 SECOND FIX qum E RM 19 Connecting the EP203 Panel oe eee e eed ti prre EA 19 Installing the Power Supply and Output Expansion Relay 19 Connecting the Mains Supply iiia edited e ted erred pagi arceat eite tute dece 19 Connecting the Standby Batteries sssssssssssssssssseseeeeeenet nennen then rsen trennen 20 Installing the Main Control PCB essessssssseesessseeee nennen tnnt tnter tnn tn enne tnnt etre tnnt enne 21 Connecting Circuits to the Main Control PCB sessssssssssssseseseenee nete nnne tnn nnne 21 PROGRAMMING THE EP203 22 General User Controls Access Level 1 22 Authorised User Controls Access Level 2 22 Engineer Controls Access Level 3 ssessssssseseseseees enne enn enne nnns nnns inns nns inns 23 Accessing and using the Engineer Controls ssssssssssessseseee ennt nnne nnne trennen 23 ACCESS EEVEL 3 MENJUS 2 dodo apa roe ye xou oua auod rua e EE ERES 24 OVERVIEW hie fect ie tdt ute bet tu ete er utei e eres 24 Display Faults vances tae erbe nre rra dale t
38. m fault occurs when the panel s microprocessor has failed to operate correctly e g due to excessive electrical interference and the panel s Watchdog circuit has been unable to bring it back under control A common symptom of this is the panel s controls locking up Suggested action 1 Press the panel s Reset pushbutton and if still in Access Level 3 the Escape Access pushbutton This should clear the fault If the fault persists the Main Control PCB is faulty and must be replaced Site memory corruption fault Symptoms This type of system fault occurs when site specific data retained in the panel s microprocessor is found to be corrupt Suggested actions 1 Check all the site specific data delays disablements etc at authorised user and engineering level 2 If errors are found reprogram the panel accordingly to clear the corruption 3 If no errors are found temporarily change some data e g Flooding Time This should clear the fault If the fault persists the memory is damaged and the Main Control PCB must be replaced Program memory corruption fault Symptoms This type of system fault occurs when the microprocessor s memory is found to be corrupt Suggested actions 1 Reset the panel and the fault will clear Wait for 2 minutes 2 If the fault re occurs then the memory is damaged and the Main Control PCB must be replaced If the fault does not re occur then there was a momentary disturbance during the microproce
39. n the Power Supply PCB is faulty and should be replaced The battery fuse F2 has ruptured Symptoms The panel is running on mains but NOT on batteries The LCD unit displays Batt FAIL Suggested actions 1 2 Isolate the mains supply to the panel and disconnect the batteries Remove the Main Control PCB and check the battery fuse F2 on the Power Supply PCB for continuity If the F2 fuse has ruptured check the components on the Power Supply PCB and Main Control PCB for signs of damage If no damage is found replace the F2 fuse with the correct type supplied in the accessory pack ensuring that the fuse clip is not damaged when re inserting the fuse Refit the Main Control PCB and reconnect the batteries If the Supply Present green LED is lit steady reconnect the mains supply and check that the power supply fault has cleared If the Supply Present green LED is NOT lit either the Power Supply PCB or the Main Control PCB is faulty and should be replaced If the F2 fuse is intact proceed to check the battery voltage see below Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL e Page 37 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL The battery voltage is too low Symptoms The panel is running on mains but may or may not be running on batteries The LCD unit displays Batt FAIL Suggested actions 1 If the mains supply has failed and the battery supply ha
40. nd sub menus 1 Open the EP203 panel front lid using the Allen key supplied in the accessory pack 2 Press the Access level 3 switch located at the top right corner on the Main Control PCB The Accessed yellow LED will be lit steady and the Access Level 3 menu is displayed on the LCD unit Press the Scroll up and Scroll down W buttons to highlight a menu Press the Accept gt button to select a menu and a sub menu is displayed Press the Accept gt button to select a sub menu o 5B W If applicable press the Scroll and Scroll down W buttons to scroll the display through all active conditions faults disablements tests etc N Press the Escape button to return to the previous Access Level 3 menu 8 To escape Access Level 3 press the Access level 3 switch Note Access Level 3 will automatically be exited after 1 hour of no activity Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 23 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL ACCESS LEVEL 3 MENUS Overview Menu Description Display Faults Displays all faults on the system Display Dis mnt Displays all disablements on the system Zones in Test n a Displays all detection zones that are in test mode on the system Display RSUs n a Displays all Remote Status Units connected on the system Disablements Disable Exting Disable RSU Disa
41. nu selects whether the ventilation extract fan is fitted or not 1 From the Commissioning menu select Extract Option 2 Select either the extract fitted or not fitted option using the Scroll up and Scroll down buttons 3 Press the Accept button to confirm the changes The Commissioning menu is displayed Extract Time This sub menu sets the duration for operation of the ventilation extract fan which vents a flooded area of extinguishant Note The Extract Option has to be enabled see above 1 From the Commissioning menu select Extract Time 2 Select the required duration using the Scroll up and Scroll down buttons This is adjustable between 1 900 seconds in 1 second steps 3 Press the Accept button to confirm the changes The Commissioning menu is displayed Flow Option This sub menu selects whether a flow switch is fitted or not 1 From the Commissioning menu select Flow Option 2 Select either the flow switch fitted or not fitted option using the Scroll up and Scroll down buttons 3 Press the Accept button to confirm the changes The Commissioning menu is displayed Sounder Delay When an alarm occurs it is processed as normal however the activation of the fire sounders can be postponed until a specified delay period has expired thus allowing the cause of the alarm to be investigated by the user 1 From the Commissioning menu select Sounder Delay 2 Select the required delay period
42. onnection and 4 e 2 wire mode select from the EP203 panel that 5 connects to each unit and is daisy chained onto the 6 next see figure 11 below A 6k8 end of line resistor supplied in the accessory d is id pack must be connected across the terminals of the 8 o o last ECU on each circuit to allow the wiring to be line monitored for open and short circuit faults Note Unused circuits must have a 6k8 resistor fitted at the EP203 panel terminals EP203 Panel Main Control PCB select Se n a t 6K8 EOL Resistor OV V OV V Keyswitch Keyswitch OV V OV V Keyswitch Keyswitch In Out In Out In Out In Out Economy Status Unit 1 Economy Status Unit n n lt 8 Figure 11 Typical ESU Circuit Wiring 18 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL SECOND FIX Connecting the EP203 Panel CAUTION DO NOT use a high voltage insulation tester with any electronic devices connected Check all devices on the detector and sounder circuits are correctly connected and that cable integrity is verified throughout the installation Faults occurring in the wiring which are not identified at this stage will almost certainly result in spurious and intermittent faults when the equipment is energised Installing the Power Supply PCB and Output Expan
43. or value 6K8 ohm x 596 0 25W SOUNDER CIRCUITS Number of conventional sounder circuits End of line resistor value 3 two x 1st stage one x 2nd stage 19 28Vdc fused 9200mA per circuit 6K8 ohm x 596 0 25W MONITORED INPUTS Number of monitored inputs End of line resistor value Man Release Flow Switch Low Press Mode Hold Abort 8k to 2k ohms Normal 1 8k to 200 ohms Active 150 to 0 ohms Short circuit K8 x 596 0 25W AUXILIARY OUTPUTS Number of auxiliary outputs Note Five additional relay outputs EP212 Output Expansion Relay Board 6 Fire Local Fire Extract 1st Stage 2nd Stage Fault 30Vdc 1A max Note DO NOT switch mains voltages using these outputs t Mode Discharged Hold Abort are available on the REMOTE INPUTS Number of remote inputs Auxiliary output 4 SIL AL FLT RST 19 28V 100mA electronic fuse EXTINGUISHANT RELEASE OUTPUTS Extinguishant release output Extinguishant output end of line 19 28Vdc rated at 1A for 5mins Adjustable 1 300 seconds 1 second steps System Line Terminator Part No EP214 FUSES Compliant with IEC EN60127 Pt2 Mains supply fuse F1 Sounder circuit fuse 1A HRC 20mm ceramic 100mA electronic OmA per circuit Page 44 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL APPENDIX 4
44. persists the Main Control PCB is faulty and must be replaced 3 If a sounder circuit fault is detected correct the fault and reconnect the sounder circuit The sounder fault will automatically clear within 60 seconds Note If the sounder circuit is shorted and the alarm voltage applied the relevant sounder fuse will trip When the fault is removed the fuse will automatically reset Power Supply Faults Note The power supply status can be viewed at Access Level 3 selecting the Engineering menu then selecting Show PSU Stats When a power supply fault occurs the LCD unit displays the specific fault and the Power Supply Fault yellow LED flashes A power supply fault arises when one or more of the following conditions have occurred e mains supply voltage is too low or has failed completely e The mains supply fuse F1 has ruptured e battery fuse F2 has ruptured e The battery supply voltage is too low e The Power Supply PCB is faulty The following lists typical fault diagnosis for power supply faults The mains supply voltage is too low or has failed completely Symptoms The EP203 panel is running on batteries but NOT on mains supply The LCD unit displays Mains FAIL and the Hazardous Voltages Present red LED on the Power Supply PCB is lit steady Page 36 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL Sugg
45. proved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL FAULT DIAGNOSIS Overview When a fault occurs on the system the EP203 panel responds by activating its internal sounder the General Fault yellow LED flashes any other specific yellow Fault LEDs flash and the LCD unit displays the specific fault The EP203 panel s fault output will also activate provided it has NOT been disabled Fixing any particular fault condition will automatically clear the fault from the EP203 panel If the EP203 panel is reset whilst faults still exist the faults will reappear after a short duration Note It is possible to mute the EP203 panel s internal sounder at any time by momentarily pressing the Silence Internal Sounder pushbutton Detection Zone Faults The three detection zone circuits are monitored for open and short circuit faults unless there is an alarm condition or the zone is in test or disabled The following lists typical fault diagnosis for zone faults Open circuit or short circuit fault has occurred on a detection zone An open or short circuit fault on a detection zone is indicated by the following e Internal panel sounder activates General Fault yellow LED flashes e Specific Zone Fault yellow LED flashes LCD unit displays the specific fault e g Zone 1 O C fault Zone 2 S C fault Suggested action 1 Disconnect the faulty detection zone completely from the Main Control PCB and refit a 6k8 ohm
46. r testing purposes In addition to the requirements of EN54 2 the EP203 panel has volt free relay contacts for fire control and local fire that operate upon a fire condition These are to be used for local and signaling Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL e Page 5 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL BASIC OVERVIEW AND KEY FEATURES The EP203 panel acts as both a conventional fire alarm panel and an automatic extinguisher control panel The panel is easy to install programmable and incorporates a user friendly LCD interface The EP203 panel s features include the following Time stamped event log e Abort and hold functions for cancelling or delaying the extinguishant release sequence e Very low quiescent current drain on mains fail 40mA approx 128 x64 pixel graphic LCD unit with two colour backlight provides a user friendly interface for presentation of information interrogation of data and programmable functions Front panel mounted extinguisher release button and two keyswitches one to enter access mode and one to toggle between automatic manual modes of operation Powerful 3A EN54 4 compliant switch mode PSU rated 230Vac 50 60Hz that combines the functions of a power supply unit battery charging unit and battery monitoring unit Three zone conventional detector circuits line monitored for open and short circuit faults Any zone combin
47. re 2 Select either the enabled or disabled option using the Scroll up and Scroll down buttons 3 Press the Accept button to confirm the changes The Commissioning menu is displayed Clean Start This sub menu clears the panel s memory back to its factory default settings 1 From the Commissioning menu select Clean Start The panel requests the confirmation code 2 Press the Scroll up Accept Scroll down and Escape buttons 3 Press the Accept button to confirm the clean start The Commissioning menu is displayed Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 31 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL Engineering Walk Test To assist routine maintenance checks a non latching one man walk test facility is available When a detector is triggered on any zone s in test the alarm sounders operate for approximately one second on and eight seconds off This cycle continues until the cause of the alarm is removed by the test smoke clearing from the detector at which point the detector circuit also automatically resets As the engineer walks around the site additional devices on the zone s in test can be checked with the momentary activation of the alarm sounders confirming correct operation Should an alarm occur on a zone that is NOT programmed for test the alarm will be processed in the normal way All zones that are in test will have their test t
48. rs using suitable eyed crimp connectors Do not disturb the lower nut this must be secure to ensure earth continuity The base earth post is provided for terminating earth screens or drains and Do not untighten lower nut not as the main earthing point The system designer or installer must review the external earth bonding if required with respect to the national wiring rules That is if the type of installation requires protective earth bonding then this must be applied externally and in conjunction with the type of earthing system employed on that particular site Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 21 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL PROGRAMMING THE EP203 PANEL Three levels of control are available on the EP203 panel General User Access Level 1 Authorised User Access Level 2 and Engineer Access Level 3 as detailed below Note For detailed information on how to use the general and authorised user controls refer to the EP203 panel User Manual Log Book Approved Document No DFU0002031 General User Controls Access Level 1 The functions that can be performed in Access Level 1 are e Manually activate the extinguisher release Mute the internal sounder Also by pressing the menu button the LCD unit displays the following Access Level 1 menu Display Faults Display Dis mnt Zones in Test Lamp Test Alarm
49. s to deactivate the releasing output after a set time period EN12094 1 Section 4 23 Manual only mode option with requirements to disable the release of extinguishant via automatic detection devices EN12094 1 Section 4 26 Triggering of equipment outside the system option with requirements by way of first and second stage contacts etc EN12094 1 Section 4 27 Emergency abort device option with requirements to inhibit the extinguishing signal until the emergency abort device has been deactivated EN12094 1 Section 4 30 Activation of alarm devices with different signals option with requirements to indicate pre discharge and released warnings using different sounds In addition to the basic requirements of EN54 2 the EP203 panel meets the following criteria EN54 2 Section 7 8 Fire alarm devices option with requirements to enable an audible warning to be sounded throughout the premises upon the detection of a fire condition or the operation of a manual call point EN54 2 Section 7 11 Delay of the actioning option with requirements of fire alarm devices sounders so that an alarm may be verified before a premises is evacuated EN54 2 Section 7 13 Alarm counter option with requirements to record the number of instances the panel enters the fire alarm condition EN54 2 Section 10 Test condition option with requirements to allow the automatic resetting of zones in alarm fo
50. s been discharged to the point where the voltage is critical i e less than 21Vdc the panel will automatically turn off to avoid damaging the batteries by allowing them to deep discharge The panel will not restart unless fresh fully charged batteries are connected or the mains supply is restored 2 If the mains supply has not failed but the total battery voltage is less than 21Vdc the PSU will not charge the batteries to avoid damage to the charging circuit If the batteries can be charged the panel will still show a power supply fault until they have sufficient charge at which point the power supply fault will automatically be cleared Depending on battery size and the depth of discharge this may take several hours If the batteries are in poor condition they must be replaced NOTE The charging circuit is set up during manufacturing and is temperature compensated There is no need to adjust the voltage 3 If the batteries are in good condition and all the other checks have been performed and no faults found the Power Supply PCB is faulty and should be replaced NOTE Batteries that are not connected or connected in reverse or with opposite polarities will also cause a power supply fault condition The Supply Present green LED is NOT lit Symptom 1 Both the mains supply and the standby batteries have failed This could be because the mains supply has failed and the batteries have been exhausted Suggested action 1 Restore
51. s the Accept button to disable enable the selected relay output Press the Escape button to return to the Disablements menu Disable RSU This sub menu allows the disabling enabling of one or more of the panel s Remote Status Units 1 From the Disablements menu select Disable RSU 2 Select the RSU s to be disabled enabled using the Scroll up and Scroll down buttons Press the Accept button The panel requests confirmation Scroll down to confirm the change Press the Accept button to disable enable the selected RSU The Disablements menu is displayed Note RSU Disabled will be displayed at the RSU that has been disabled Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 27 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL Commissioning Zone Selection This sub menu programs the zone combination that starts the extinguishant release sequence 1 From the Commissioning menu select Zone Selection 2 Highlight the required zone selection using the Scroll up and Scroll down buttons The options are listed below NONE Z1 amp Z2 22 amp Z3 Z1 amp 23 Z1 amp Z2 amp Z3 Z1 OR Z2 Z2 OR Z3 Z1 OR Z3 Z1 OR Z2 OR Z3 Z1 amp Z2 OR Z1 amp Z3 Z1 amp Z3 OR Z2 amp Z3 Z2 amp Z1 OR Z2 amp Z3 Z1 amp Z2 OR Z3 Z1 amp Z3 OR Z2 Z2 amp Z3 OR Z1 ANY PAIR 3 Press the Accept button to confirm the zone selection The Commissioning m
52. sion Relay Board WARNING WHEN CONNECTED THE POWER SUPPLY PCB STORES VOLTAGES UP TO 400Vdc AND MAY BE LETHAL IF TOUCHED DO NOT TOUCH THE PCB WHILST THE HAZARDOUS VOLTAGES PRESENT RED LED IS LIT ON THE PCB The component layout of the Power Supply PCB is shown in Figure 12 1 Slide the Power Supply PCB over and downwards securing onto its mounting pillars taking care not to damage any of the components 2 Fix the two retaining screws on the Power Supply PCB Do not overtighten the screws otherwise their threads will strip 3 Attach the Power Supply PCB s earth strap Green Yellow to the spade connector at the main chassis earth point on the base unit 4 If an Output Expansion Relay Board is fitted carefully slide the board over and downward securing onto its mounting pillars taking care not to damage any of the components 5 Fix the two retaining screws on the Output Expansion Relay Board Do not overtighten the screws otherwise their threads will strip Connecting the Mains Supply The general requirement for the mains supply to this equipment is described on Page 12 WARNING DO NOT ATTEMPT TO CONNECT THE MAINS SUPPLY TO THE POWER SUPPLY PCB UNTIL THE INSTALLATION IS COMPLETE AND ALL PCBs ARE SECURELY INSTALLED IN THE EP203 PANEL The incoming mains cable should enter the EP203 panel through the knockouts at the top right hand side of the enclosure and terminated at the connector block CONN1 on the Power Supply PCB
53. ssaxd Jo E 5 z 4 euoz Aue jo uo 50901909 7 E 9 o i Ze 22 l at s 5 E 5 t H vonnqusnd punos ued Gurssoid Jo H 3 g E wx euoz Aur jo uo sasaa ai i 8 X uw IM 2 a L 8 OO uompuco ame Aue A H H t i uodn sasiBieus ep pur pasibueue Ayeuuou 5 AeH gr s 22088 T St 2 sey APAA JeusinDunxe 91 2 1 Selene paowa seu ieued au usum sesibieus Ae 2 x Fi 4 T vounqusnd punos jeued Bujsasd Annom asoroi 1eussn amp unxe jo ued si yew jo uonegos uo s93 5 9uo Ajay ase wo uw pasdeje sey eux Sujpooy eu jaye ue 4 Dex veis jasn g ue uetya sesiBjaue lc T entm IT lt f i a lt v S 2 L i JE Hi er LIS i of m fed a w s 4 Polarised Sounder Polarised Sounder Polarised Sounder 2 4 T T T GKB EOL Resistor B di M a 1 DO NOT SPUR wiring not monitored K 2 L3 B E 85 5 z5 5 E 2t BE Pa
54. ssor s self checking routine and no further action needs to be taken 3 If the fault persists the Main Control PCB is faulty and must be replaced Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL e Page 39 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL GENERAL MAINTENANCE The EP203 panel does not require any specific maintenance but the following general panel maintenance can be carried out 1 Check the correct operation of all panel LEDs by selecting the Lamp Test function at the LCD unit Access Level 1 Check the Event Log Access Level 2 menu for intermittent faults Check that the correct indication is given at the EP203 panel during rotational fire alarm and extinguishant system tests CAUTION Testing of the extinguishant system should only be carried out by suitably skilled and technically competent personnel Tests and must be performed with appropriate isolation measures in place to avoid accidental discharge of the extinguishant 4 If any of the panel s fuses or PCB components become faulty these be removed and re connected as previously detailed in this manual 5 The EP203 panel uses VRLA type batteries that normally have a life expectancy of around 5 years It is recommended that the batteries are tested in accordance with the battery manufacturers instructions The batteries can be removed and re connected as previously detailed in this manual 6 The EP
55. t both Access Levels 2 and 3 Any active disablements are displayed at the EP203 panel by the General Disablement and relevant disablement yellow LEDs lit steady Note It is recommended all disablements are immediately enabled when no longer required as they can have a major effect on how the system works Disable Exting This sub menu allows the disabling enabling of the extinguishant system 1 From the Disablements menu select the Disable Exting sub menu 2 Press the Accept button to disable enable the extinguishant system 3 Press the Escape button to return to the Disablements menu Note Exting System Disabled will also be displayed at any RSUs connected on the system Disable Zone This sub menu allows the disabling enabling of one or more of the panel s three detection zones Disabled zones do not report fire or fault conditions 1 From the Disablements menu select the Disable Zone sub menu 2 Select the detection zone s to be disabled enabled using the Scroll up and Scroll down buttons Press the Accept button to disable enable a selected zone Press the Escape button to return to the Disablements menu Disable Sounder This sub menu allows the disabling enabling of the fire sounders from sounding in a fire condition 1 From the Disablements menu select Disable Sounder 2 Press the Accept button to disable enable the sounder circuit 3 Press the Escape button to return to the Disablements menu
56. tallation should be used where applicable To comply with EMC Electro Magnetic Compatibility regulations and to reduce the risk of electrical interference in the system wiring we recommend the use of fire resistant screened cables throughout the installation Planning the Cable Entry and Distribution within the EP203 Panel Note The detector and alarm sounder circuit cabling is classed as low voltage and must be segregated away from mains voltages Careful planning is needed to ensure this See Figure 2 below for guidance We recommend that field wiring tails of at least 20 30cm are left inside the EP203 panel enclosure to ensure adequate connection to the EP203 panel terminals All cables should be fed into the EP203 panel via the knockouts provided on the top of the base unit Knockouts should be removed with a sharp light tap using a flat 6mm broadsided screwdriver as shown in diagram right Always ensure that if a knockout is removed the hole is filled with a good quality 20mm cable gland Any unused knockouts must be securely blanked off These knockouts are used for incoming mains cable in order to maintain cable segregation Do not drill any additional holes for cable entry in this shaded area as this is where the PCBs and o backup batteries will be located Figure 2 Location of Enclosure Mounting Holes and Knockouts Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EX
57. trol panel enclosure has an IP30 rating and is designed for indoor use only The components are selected to operate within their specification when the environmental conditions outside the enclosure comply with class 3k5 of IEC 721 3 3 1978 Temperature Range 5 to 40 C Maximum relative humidity 95 OPTIONAL OUTPUT EXPANSION RELAY BOARD Part No EP212 Number of volt free relay outputs 5 Reset Mode Switch Discharged Hold Abort OPTIONAL REMOTE STATUS UNIT RSU Part No 2105 surface EP210F flush RSU connection 2 wire RS485 2 wire power 24V 19 28Vdc 200mA electronic fuse 128 x 64 pixel graphic LCD unit two colour backlight Dimension of flush mount enclosure 175mm w x 250mm h x 53mm d approx metal OPTIONAL ECONOMY STATUS UNIT ESU Part No EP211 ESU connection 2 wire power 24V 2 wire mode select Dimension of flush mount enclosure mm w x 87mm h x 35mm d approx plastic Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 45 of 45
58. urs standby required Quiescent current of the panel 40mA 0 0404 Z Total quiescent current of all zone devices RSUs Total quiescent current of RSUs ESUs Total quiescent current of ESUs Example The panel has detectors consuming a total of 1mA 0 0014 5 RSUs each consuming 0 01A and 5 ESUs each consuming 0 005A In alarm there will be a solenoid load of 1A with a solenoid activation time of 5 secs 0 00139hrs a conventional sounder load of 200mA 0 204 The required standby time is 24 hours and the required alarm time is 0 5 hours Calculate the alarm capacity T x A SL x RT T 0 5hrs A 0 20A SL 1A RT 0 00139hrs The alarm capacity 0 5 x 0 20 1 x 0 00139 0 10139 Ahr Calculate the quiescent capacity H x P Z RSUs ESUs H 24hrs 0 040A 2 0 001A RSU load 5 0 01A ESU load 5 x 0 005A The quiescent capacity 24 x 0 040 0 001 5 x 0 01 5 x 0 005 2 784 Ahr Therefore battery capacity 1 25 x 0 10139 2 784 3 61 Ahr Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL e Page 41 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL APPENDIX 2 Extinguisher Control Panel Wiring Diagram E a Ei i E 2 H 9 amp 3 2 2 E n 4 2 3 E Bo 5 s 8 o 5 vounqusnd weye punos soured Duj
59. using the Scroll up and Scroll down buttons This is adjustable between 0 600 seconds in 1 second steps 3 Press the Accept key to confirm the changes The Commissioning menu is displayed RSU Learn This sub menu initiates an RSU learn operation by the panel and also updates the panel s database 1 From the Commissioning menu select RSU Learn The panel automatically performs an RSU learn operation and finds all RSUs on the system 2 Press the Escape key to return to the Commissioning menu Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 29 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL Ext O P EOLs The extinguishant output end of line sub menu sets the number of extinguisher System Line Terminators to either 1 or 2 1 From the Commissioning menu select Ext O P EOLs 2 Select the required number of terminations using the Scroll up and Scroll down buttons 3 Press the Accept key to confirm the changes The Commissioning menu is displayed Mode Exceptions This sub menu sets the default setting of mode when the mode input is in fault and or disabled 1 From the Commissioning menu select Mode Exceptions 2 Select either default Mode on Fault or default Mode on Disable using the Scroll up and Scroll down buttons 3 Select either Manual Only or Auto Manual Mode using the Scroll up and Scroll down buttons 4 Press the Accept key to con
60. vert back to pulsing mode Show PSU Stats This sub menu can assist in fault diagnosing the panel s PSU and standby battery supply 1 From the Engineering menu select the Show PSU Stats sub menu The LCD unit displays the PSU and battery statistics typical readings shown below System 27200mV Earth OK or FAIL PSU Comms OK or FAIL Mains OK or FAIL Batt OK or LOW CRITICAL or FAULT Charger OK or FAIL Temp 39 Battery 26530mV Resistance 160mQ 2 Press the Escape button to return to the Engineering menu Note A PSU fault occurs when the battery resistance is gt 500mQ Approved Document No DFU0002032 Rev 4 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Page 33 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL Version Numbers This sub menu displays the current version number of the panel s firmware and checksum data 1 From the Engineering menu select the Version Numbers sub menu The LCD unit displays the release date and version of the panel s firmware typical display shown below Version Numbers ERP 2A07 14 04 2008 2 Press the Accept button and the LCD unit displays the program checksum code site data and update count typical display shown below Checksums Program BC43 Site OD19 Site Update Count 23 3 Press the Escape button to return to the Engineering menu Page 34 of 45 EP203 AUTOMATIC EXTINGUISHER PANEL INSTALLATION MANUAL Ap

EP203 Automatic Extinguisher Panel Installation - C-Tec

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