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LaserSense HSSD-2 Aspirating Smoke Detection System Installers

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1. EEE Rosse Command module Detector 1 Detector 2 Detector 127 RR RON T amp T 38 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Installation and assembly Nonfault tolerant serial configuration It should be pointed out that loop connections such as in Fault tolerant detector loop configuration on page 38 are only needed for a fully fault tolerant network where full isolation is required between detectors If all detectors are operating within the same zone a series connection can be used where the output from the command module is taken from the Bus 2 terminals and the last detector in the loop does not require to be connected back to the command module as shown below In this example the command module will not be able to monitor the network for communications problems but less wiring is required Figure 21 Non fault tolerant serial configuration Core sr 1 2 3 4 1 Command module 2 Detector 1 3 Detector 2 4 Detector 127 Connecting a command module to an addressable fire panel When a command module is being used to manage one or more detectors the maximum limit is 127 an Addressable Protocol Interface Card APIC is required to decode detector status information in the command module and convey to the fire panel via the Addressable Bus 1 and Bus 2 terminal block connections see Command module te
2. the main difference being that the command module has extra functions to control all the aspirating detectors connected in the network LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 11 Chapter 1 Product and component descriptions Figure 2 Command module detector 3 2 1 1 Cable glands 3 Sampling ports 2 Exhaust port 4 Front panel display 12 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 1 Product and component descriptions Standard detector interior view Filter Replacement 6 Front panel display connectors 7 Display attachment screws 8 24 VDC power supply connections 9 RS 485 terminal connections 10 Terminal block connections Figure 3 Standard detector interior view 1 RS 232 serial port 2 Safety earth studs 3 1A5x 20mm T type protection fuse 4 Dust separator filter removal handle 5 Detector address DIP switch LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 1 Product and component descriptions Stand alone command module interior view Figure 4 Stand alone command module interior view 1 2 3 4 6 5 1 RS 232 serial port 5 Front panel display connectors 2 Safety earth studs 6 Display attachment screws 3 24 VDC power supply connections 7 Terminal block connections 4 50
3. by changing N to Y This is different from the Isolate function in that a fault is still generated on the command module However this may need to be done if replacing a detector on the loop so that the detector s address becomes available to the replacement After replacing the detector the address may be re enabled Looped bus class A network wiring connection Yes No CM only This function is set to Yes to signify that the detectors are connected to the command module in a fault tolerant loop configuration See Fault tolerant detector loop configuration on page 38 for further setup information Failing to set this value to Yes for a loop configuration will mean that the fault monitoring advantages of the detector loop are lost Setting the value to Yes for a non fault tolerant configuration will generate detector loop errors so it is important that the appropriate configuration is identified Poll timeout 30 255 CM only This is the time specified in milliseconds which a device has to respond to a poll from the command module If no response is received for this time then a Comms fault message is shown for this device on the command module display This may be caused by communications delays e g when units are communicating across a Wide Area Network This function may then be set to a more suitable value Note If in doubt about the setting of this function please contact Technical Support Call centr
4. chamber State of the art electronics are used to analyse the sampled air and generate a signal representing the level of smoke present ClassiFire intelligence also monitors the detector chamber and dust separator filter for contamination continually adjusting the appropriate operating parameters to counteract the negative effects of any contamination Aspirating smoke detectors are unique in being able to provide a consistent level of protection in a very wide range of environments by continuously making minor adjustments to sensitivity The aspirating line of detectors detects difficult to detect slow growth electrical overload incipient fires in difficult environments Available software for the detector The Remote Configuration and the SenseNET software packages are available for use with the detector e Remote Configuration software Provided free of charge with every detector this software package enables the user to set up and configure the programmable functions of one or more detectors or Command Module from a computer connected via an RS 232 serial cable e SenseNET software SenseNET software is used to configure and manage a large network of detectors with a simple streamlined graphical user interface from a computer connected to a detector or Command Module via an RS 232 serial cable to RS 485 converter interface 8 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 1 Product
5. pipe adapter It is important that there are no leaks where the pipe connects to the detector Use excessive force when fitting sampling pipes as this may damage the detector Table 1 Procedural guidelines Ensure that the ClassiFire alarm factor is appropriately set Ensure that the power and signal cables are correctly connected before powering up by use of cable identifiers or electrical continuity checks Incorrect connection could damage the detector Ensure that cable of an appropriate approved type is used for interconnection Place sampling points so that the detector will be able to detect smoke at the earliest opportunity Ensure that the detector exhaust is in an area with the same atmospheric pressure as the sample pipes either by placing the detector physically in the protected area or by leading a pipe from the detector exhaust to the protected area Ensure that the environment of the protected area is within the environmental operating parameters of the detector Close unused pipe inlet ports on the detector to ensure optimal operation Set the appropriate ClassiFire alarm factor for the area to be detected Set the detector address switches correctly when used in a network LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Do 22 Chapter 2 Installation and assembly System design Aspirating system design is inherently simple It is often possible to achieve
6. symbols See Figure 9 Figure 9 Command module display Latching faults Enter Yes No Yes Press to change LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 17 Chapter 1 Product and component descriptions 18 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Installation and assembly Chapter 2 Installation and assembly Summary This chapter provides information necessary to install and configure the detector system Content Introduction 20 Antistatic precautions 21 General installation guidelines 21 System design 23 Mechanical installation 25 Removing and replacing the front cover 27 Electrical installation 28 Detector terminal block connections 29 Command module terminal block connections 31 Connecting power cables 32 Power supply connections 34 Demonstration mode 35 Interfacing with fire alarm panels 36 Setting the detector address 36 Connecting a detector network to a command module 8 Fault tolerant detector loop configuration 38 Nonfault tolerant serial configuration 39 Connecting a command module to an addressable fire panel 39 Connecting a single detector to an addressable fire panel 41 Connecting toaPC 42 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 19 Chapter 2 Installation and assembly Introduction This topic provides information necessary to install the detector system To install the detector 1 Unpack the s
7. to open the Hole calculation options dialog box Enter the sensitivity value obtained from the practical test and then click OK The new calculated value will use the real sensitivity from the practical test The PipeCAD software will determine the classification of any used configuration Commissioning and periodic system tests must involve smoke tests to verify that the system performs as expected and enters Fire 1 alarm within the time determined by PipeCAD from the farthest hole The detector sensitivity must also be inspected to ensure it has not radically fallen from the installed figure If it has changed for any reason the new figure must be re entered into PipeCAD and the recalculated hole sensitivities must be confirmed to be within the class limits shown above LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook v The settings of a compliant system should be recorded as it is possible by changing certain programmable functions to make the system noncompliant If functions are changed it is recommended that the system is retested if continuing compliance is in any doubt Note For EN 54 20 compliant installations the detector requires that the flow thresholds be set manually to 6 of the nominal value after the FastLearn phase is completed For example if the flow rate is 64 after the completion of the FastLearn period the user must manually set the low flow threshold to 58 and the high flow threshold to
8. 70 vi LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 1 Product and component descriptions Summary This chapter provides descriptions of the detector features specifications and controls and indicators Content Introduction 8 Available software for the detector 8 Specifications 9 Standard detector 10 Stand alone command module or command module detector 11 Standard detector interior view 13 Stand alone command module interior view 14 Command module detector interior view 15 Detector controls and indicators 16 Display types 17 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 1 Product and component descriptions Introduction The detector is a highly sophisticated next generation high sensitivity aspirating smoke detection product that provides all the benefits of air sampling high sensitivity smoke detection including very early warning Designed for easy installation and commissioning the detector incorporates a patented artificial intelligence known as ClassiFire which allows the detector to configure itself to optimum sensitivity alarm thresholds and minimum nuisance alarms for various environments The detector operates by drawing air from a protected space via a supervised piping network in relatively small areas The sampled air is passed through a dust separator to remove dust and dirt before entering the laser detection
9. Aspirating Smoke Detection System Installers Handbook 47 Chapter 3 Programming the unit Items within sub menus are sequentially accessed with the Down Arrow key followed by the Right Arrow key Values are edited by pressing the Right Arrow key followed by the Up and Down Arrow keys Detector programmable functions A list of all programmable functions follows with an explanation of their usage and the menu and sub menu in which they can be found A menu map with the location of each sub menu and function within the main menu is shown in Table 3 The valid input range for programming parameters is also provided Each function listed in Table 3 gives the following information e Function name and description Type of function There are five types of functions e Yes No e Numeric e Alpha e Display e Test The menu and sub menu within which the function can be found e Applicability e The legend CM only means that the function applies only to the command module and is not available for the Standard detector e The legend Address 000 127 means that the function may apply to the command module and the standard detector allowable addresses from 000 to 127 Time and date and Relay test are examples of these All other functions are present in both the standard detector and command module function lists and are used to program the detectors They can either be remotely set on the command module or set
10. EDWARDS LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook P N 9 14565 REV 01 DRAFT 00 05 2012 UTC Fire and Security All rights reserved Kidde Products Limited Unit 2 Blair Way Dawdon City Seaham County Durham SR7 7PP United Kingdom 6 0832 0832 CPD 1076 Standard detector 0832 CPD 1077 Command module detector 0832 CPD 1078 Minimum display detector EN54 20 2006 Aspirating smoke detectors for fire detection and fire alarm systems for buildings Class A B and C Technical data See INF48022 and INF48023 held by the manufacturer For contact information see www utcfireandsecurity com Copyright Manufacturer Certification Contact information Important information iii EN54 20 compliance v Product and component descriptions 7 Introduction 8 Available software for the detector 8 Specifications 9 Standard detector 10 Stand alone command module or command module detector 11 Standard detector interior view 13 Stand alone command module interior view 14 Command module detector interior view 15 Detector controls and indicators 16 Display types 17 Installation and assembly 19 Introduction 20 Antistatic precautions 21 General installation guidelines 1 System design 23 Mechanical installation 25 Electrical installation 28 Power supply connections 34 Demonstration mode 35 Interfacing with fire alarm panels 36 Connecting a command module to an
11. Options Calculate or click on the calculator icon The software will prompt you to choose from Use set hole sizes Best flow balance and Max permissible transit time Select the appropriate option and click OK The results for each pipe View Results show calculations for each sampling hole on the pipe with the nearest to the detector at the top of the screen and the endcap hole at the bottom For EN 54 20 compliance the transport time of the last sampling hole shall be checked following all installation and proven to be less than or equal to that determined by PipeCAD The classification of each sampling device configuration and associated sensitivity settings are determined by the column headed Hole sensitivity obs m which shows the predicted sensitivity for each hole For the installation to comply with EN 54 20 depending on the class of installation each sampling hole must be no less sensitive than the following Class A 0 62 obs m Class B 1 95 obs m Class C 4 65 obs m The calculation can be further refined by leaving a working detector in the protected area for at least 24 hours at the intended alarm factor for the installation this could be done before or after installation The detector sensitivity can be read from the Sensitivity figure on the histogram screen of the Remote Configuration software supplied with each detector Click Options and then click Calculation options
12. a UAI to communicate to a fire panel an unbroken range of detector addresses is employed Connecting a single detector to an addressable fire panel An APIC may be used to decode detector status information and convey this to the Fire Panel via the Addressable Bus 1 and Bus 2 terminal block connections Figure 23 Connecting a single detector to an addressable fire panel 1 Addressable fire panel 2 Addressable loop 3 Universal addressable interface Start address 1 End address 1 4 Detector 1 Note The detector address on the RS 485 communications loop and the fire panel addressable protocol address are the same which means that no address translation is performed Some protocols may not support all of the available alarm levels and fault reporting is usually a general fault with no detailed fault information LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 41 Chapter 2 Installation and assembly Connecting to a PC To connect a single stand alone detector to a PC connect the PC s serial port directly to the detector s 9 way RS 232 port Connections for this cable are shown in Figure 24 Figure 24 Cable Connections for Connecting to a PC 1 2 1 9 pin female D connector 2 9 pin female D connector When multiple detectors are networked together and a command module is being used the PC connects to the command module s 9 pin RS 232 port see Figure 25 b
13. a front panel display is housed in a rugged sheet metal steel enclosure This detector includes LEDs to indicate alarms faults and normal operating conditions The standard detector with display and command module can also be ordered with the steel enclosure 10 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 1 Product and component descriptions Figure 1 Standard detector 1 Cable glands 3 Sampling ports 2 Exhaust port 4 Front panel display Stand alone command module or command module detector When multiple detectors are networked together a command module may be used to tie all the detectors together and to provide a centralized point for network access and programming running diagnostics and PC and fire panel connection The command module can be mounted either inside a detector or as a stand alone unit in its own housing without an aspirator or smoke detection circuitry If detectors attached to the Command Module are mounted in different fire zones then the Command Module must be mounted in its own housing with separate power supply to comply with BS5839 and EN 54 When a command module is mounted inside a detector the standard detector display is replaced with a dedicated command module display The programming buttons and display on the front of the detector belong to the command module Programming at the command module is very similar to programming a detector
14. addressable fire panel 39 Connecting a single detector to an addressable fire panel 41 Connecting toa PC 42 Programming the unit 43 Introduction 45 Entering programming mode 45 Main menu 46 Navigating through the menus 46 Detector programmable functions 48 Commissioning 63 Introduction 64 Commissioning checklist 64 Troubleshooting 67 Troubleshooting the detector 68 Content Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Error messages 70 Chapter 6 Maintenance 71 Introduction 72 Maintenance procedures 72 Appendix A External communications 75 BMS protocols on the detector command module 76 Paging from the command module 78 Configuring the software 78 Glossary 79 Index 81 ii LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Important information Regulatory information This equipment is Class III as defined in EN 60950 i e this equipment is designed to operate from Safety Extra Low Voltages and does not generate any hazardous voltages As this equipment is part of a fire detection system input power should be supplied from an approved power supply conforming to EN 54 4 In order for the installation to conform to EN 54 20 pipes must conform at least to EN 61386 1 Class 1131 Limitation of liability To the maximum extent permitted by applicable law in no event will UTCFS be liable for a
15. comply with national standards detectors are supplied with the RESET function disabled as the default MENU Buttons are used when programming the unit which is password protected See Navigating through the menus on page 46 for more information Pressing the UP or DOWN arrow keys when not in Programming Mode the access code has NOT been entered scrolls through the detector s event log Refer to Event log on page 61 for more information The OK Indicator illuminates to show normal operation when there are no faults On the command module this means that the command module and all detectors on the loop are operating normally The Fault Indicator illuminates when the unit has a fault and a fault signal is being sent to the fire alarm panel On the command module this also indicates a fault in a detector on the communications loop or in the loop itself LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 1 Product and component descriptions 6 The lt ISOL gt Button toggles the unit s isolation state When isolated the unit cannot generate any alarms and will signal a fault condition and the text display will show Panel Isolate A detector is shipped with its lt ISOL gt Button disabled as default These three buttons can be individually enabled or disabled The factory default state of the detector is lt TEST gt button enabled and lt RESET gt and lt ISOL gt buttons disabl
16. front cover To remove the front cover unlock it using the key provided turn counter clockwise The bottom of the front cover may then be lifted away from the detector chassis until the top of the cover disengages from the retaining rails at the top of the chassis The cover may then be removed If greater internal access is required e g for software upgrades it may be necessary to remove the front panel display To do this use an anti static wrist strap to prevent possible static damage to the unit s electronics and proceed as follows To remove the display 1 Power down the unit 2 Unfasten the four countersunk crosshead screws holding the display to the display mounting brackets 3 Lift the display away from the main board Note It is not necessary to remove the remaining four screws If the display needs to be completely removed unplug the display ribbon connectors from the detector or command module main board taking note of the position of the connectors which are as follows e For the standard detector a single ribbon cable connected to the detector s front panel display connector see Standard detector on page 10 for details For the command module Detector a twin ribbon cable one ribbon connected to the detector s front panel display connector and marked DISPLAY DET and one connected to the command module board s Commander Display connector and marked COMMAND CM see Command mo
17. good system performance with very simple installations There are however a few rules which must be adhered to and these rules are equally applicable to all aspirating systems which operate on similar principles to this detector The information contained in this handbook is intended as an overview only Do not expect one detector to achieve good performance if sampling from areas of different air pressure typically under floor air plenums and room spaces or different rooms in air conditioned areas This is because the air pressure differences may cause reverse or poor airflow along the sampling pipes If it is not possible to locate the detector within the protected area it may be necessary to lead an exhaust pipe from the detector exhaust port returning air to the protected area See Figure 10 on page 24 Always locate the sampling points in a position to which smoke may reasonably be expected to travel This may sound obvious but for example do not expect ceiling mounted sampling points to operate satisfactorily if air flow prevents the cool smoke from an incipient fire from reaching ceiling level In this instance it is usually better to locate the sampling pipes directly in the airflow for example in an air conditioning unit air intake There is no substitute for carrying out smoke tests prior to installation of pipes to indicate suitable sampling point location Note PipeCAD pipe modeling software must be used when designing a pipe
18. hn Note Pressing the Up or Down Arrow key has no effect until you press the Right Arrow key to place the cursor under the first digit All programmable functions work in a similar manner Right and Left Arrow keys Move the cursor position through the user settable digits LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 45 Chapter 3 Programming the unit Up and Down Arrow keys Step through the available values for the currently selected digit e lt Enter gt key Enters the displayed figure Valid ranges for all programmable parameter values are displayed in parentheses below beside the parameter legend in Figure 28 on page 47 and Table 3 on page 49 Note You cannot save an illegal value For example the maximum valid input for the Fire 1 level is 10 If you enter 99 the programmer displays the Bad value error message and prompts you to enter the value again After you enter the required value press the lt Enter gt key to select the amended setting Pressing the Right Arrow key when the cursor is on the right most digit has the same effect If no programming activity is detected for 5 minutes the detector displays the legend Access timeout and exits Programming Mode Main menu When the correct access code is entered the display shows the main menu The current selection is always shown with an arrow after it Press the lt Enter gt key or the Left Arrow key to activate the selec
19. it press the lt Enter gt key to scroll through the list of items available for that menu For example Figure 28 shows the sequence of actions necessary to program the Fire 1 level Having entered the Fire 1 level the selected item indicator steps along to the item below it in the Alarm levels sub menu For Alarm level setting information see Alarm levels page 51 You can edit the Fire 1 level as shown or use the Up and Down Arrow keys to move to the next choice Once you reach the last entry in the sub menu press the lt RESET gt button to move back up to the Setup menu Pressing the lt RESET gt button at any time exits Programming Mode assuming the lt RESET gt button is enabled Figure 28 Navigating to the pre alarm level item Setup menu 6 Time and date gt Gp Alara levels _ Log menu Alarm levels Alarm actions Fire 2 level Fire 1 level re Fire 1 level 1 25 0 8 10 8 8 10 08 Fire 1 level Fire 1 level Fire 1 level Bis 8 10 8 8 10 8 4 8 10 19 Fire 1 level Pre Alarm level C 8 10 10 8 3 8 6 Table 3 shows the full menu map for the detector showing the choices available within each menu and sub menu The Up and Down Arrow keys move the menu pointer progressively towards the left or right of the map as appropriate and the Right and Left Arrow keys move the pointer to the choices in the currently selected menu or sub menu LaserSense HSSD 2
20. network and verifying its performance Refer to the PipeCAD System Design and Installation User Manual or complete instructions on how to design and install an air sampling pipe network LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 23 Chapter 2 Installation and assembly Figure 10 Locating the detector outside the protected area 1 2 Ne 1 Sampling pipe 4 Exhaust pipe 2 Sampling hole 5 False ceiling 3 Detector Pipework Sampling pipes should be made from a non hazardous material and should be clearly identified The ideal internal diameter of sampling pipes is 22 mm Other sizes will often work but will provide different response times Ideally if the total length of sampling pipe is greater than 50 metres then multiple pipes should be used When using multiple sampling pipes care should be taken to achieve a reasonable degree of balance say within 10 of airflow to ensure even suction from the pipes Maximum recommended total sampling pipe length is 200 metres This is 4 lengths of 50 metres or 2 lengths of 100 metres In order for the installation to conform to EN 54 20 pipes must conform at least to EN61386 1 Class 1131 Sampling pipes must have capped ends The end cap should be drilled with 8 sampling hole normally between 4 or 5 mm diameter and free from burrs Sampling holes should normally be 3 to 4 mm diameter or as calculated by PipeCAD and free from burrs Each pipe
21. output support protocol 1 Text is output at 9600 baud 8 bit with no parity When an event occurs the event is printed in the following format Device command module or Detector Event Fire 1 Timedate 10 32 21 03 2001 BACNET support protocol 2 The command module models the attached detectors as analog value object types instances 2 to 128 The command module status is stored as analog value instance 1 The Present_Value property of the analog objects can have one of the values shown in Table 9 76 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Appendix A External communications Table 9 Values of Present_Value property Value Description 0 Disabled 2 Fault 32 Normal 48 Prealarm 64 Fire 1 128 Fire 2 The Device object and the Analog Input objects support the properties shown in Table 10 Table 10 Device object and Analog Input object properties Device object Analog Input objects Object Identifier Object Identifier Object Name Object Name Object Type Object Type System Status Present Value Vendor Name Status Flags Vendor Identifier Event Stater Model Name Out Of Service Firmware Revision Units Application Software Version Protocol Version Protocol Conformance Class Protocol Services Supported Protocol Object Types Supported Max APDU Length Accepted Segmentation Supported APDU Timeout Number Of APDU Retries For additional information on BACnet
22. 0 mA 5 x 20mm T type protection fuse 14 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 1 Product and component descriptions Command module detector interior view fo nat use s reiol tar syn heotle smake for tening UNN product Filter Replacement Command module CPU board Command module CPU board terminal block connections Detector CPU board Detector CPU board terminal block connections Figure 5 Command module detector interior view 1 Ei gt gt RS 232 serial port Safety earth studs Dust separator filter removal handle Detector display connection Detector address DIP switches Command module display connection Display attachment screws 11 10 SS RR RR JO AUARKON TD DO LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 15 Chapter 1 Product and component descriptions Detector controls and indicators The standard detector and the command module detector controls and indicators are very similar Figure 6 Standard detector Figure 7 Command module detector The TEST Button starts a lamp test which makes the detector show its nominal operating sensitivity as calculated by the ClassiFire Artificial Intelligence System The RESET Button clears any latched alarms or faults and sets the status display back to its normal operation display To
23. 8 INPUT 2 Remote input 2 Short pair to activate 1 29 INPUT 1 Remote input 1 Short pair to activate 1 N O Normally Open N C Normally Closed 1 These connections can be used as the input terminals for main supply and battery fault sensing When this is the case the contacts will signal a fault when the contacts are open rather than closed as fault relays operate in the opposite sense to other relays i e they are open for normal operation The factory default setting is for supply monitoring on I P 1 If Input 1 is not being used for power supply monitoring make sure that the Battery check function in the Remote Configuration software is not checked off for EN 54 20 compliance The Battery check function is located in the Function settings menu Power monitoring tab 2 These connections are used to connect a detector to an addressable fire panel when a suitable Addressable Protocol Interface Card is mounted to the Addressable Interface connector on the left hand edge of the detector main PCB Refer to Interfacing with fire alarm panels on page 36 for more information on APICs 30 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Installation and assembly Command module terminal block connections All electrical power and signal connections should be made to the green terminal block inside the detector Power cables should be shielded screened and of sufficient curr
24. E Spare connection 26 RS232 Tx RS 232 2 transmit line 27 RS232 Rx RS 232 2 receive line 28 GND RS 232 2 earth N O Normally Open N C Normally Closed 1 These connections can be used as the input terminals for main supply and battery fault sensing When this is the case the contacts will signal a fault when the contacts are open rather than closed as fault relays operate in the opposite sense to other relays i e they are open for normal operation The factory default setting is for supply monitoring on I P 1 2 These connections are used to connect a command module to an addressable Fire Panel when a suitable Addressable Protocol Interface card is mounted to the Addressable Interface connector on the left hand edge of the command module main PCB Refer to Interfacing with fire alarm panels on page 36 for more information on APIC cards Connecting power cables The following precautions should be taken only for those applications where the system is required to meet EMC compliance requirements e Screened power cable should be used The earth wire of power cables should be connected to the detector EARTH terminal and this in turn connected to a ground stud on the detector chassis 32 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Installation and assembly All cables power and signal should pass through the screw in metal cable glands provided T
25. No If you set this function to No the FastLearn process will stop Kidde Products Ltd does not recommend or support the deactivation of the FastLearn function The text display will initially display the legend FastLearn 15 and will then count down each minute until the FastLearn is complete Note It will take a further 24 hours after the FastLearn for full sensitivity to be reached unless Demonstration Mode has been initiated It is essential for proper functioning that the detector not be left in Demonstration Mode and that it be allowed to complete the 24 hour learning period To cancel Demonstration Mode set this function to Yes or power down and restart the detector to initiate FastLearn Mode Auto FastLearn Yes No Address 001 127 As default this function is set to Yes This ensures that if the detector is powered down for any reason e g for maintenance or to be moved to a new area FastLearn begins automatically on power up There may be occasions when it is desirable to power down the detector for short periods of time and it is highly likely that ambient contaminant levels will be the same on power up Under these circumstances it may not be necessary to perform a FastLearn process again In this case this function can be set to No before power down allowing the detector to return to its original settings on power up Time delay override Yes No Address 001 127 If this function is set to Yes then the de
26. after the Fire 1 alarm Alarm delays Numeric Address 001 127 The alarm delay is the number of seconds that an alarm level has to be continuously sensed before the alarm is initiated Each alarm level has a programmable delay of between 0 and 90 seconds ClassiFire override Numeric Address 001 127 When this function is set to a value other than zero the shorting together of one of the Input 3 contacts on the detector main circuit board by means of potential free dry contacts will desensitise the detector by moving the alarm levels out by the specified percentage ClassiFire alarm factor 0 8 Address 001 127 The detector sensitivity is set with this entry which will also affect the probability of nuisance alarms 0 high sensitivity higher probability 8 low sensitivity lower probability LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 51 Chapter 3 Programming the unit Note The highest sensitivity setting is suitable for clean environmentally controlled environments e g semiconductor manufacturing clean rooms where airborne pollutants are kept to an absolute minimum and the least contamination is cause for alarm Use of this setting in a busy machine shop would lead to relatively frequent nuisance alarms due to the normal variation of atmospheric contamination and a lower sensitivity setting is recommended It is therefore important that the alarm factor chosen is suitable for t
27. allation and assembly 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 29 Detector terminal block connections Figure 13 below shows the terminal block connections for a Standard detector Figure 13 Detector terminal block connections 5 6 AN 3 1 A P 2 SS Zo R x gz di gt Cf DLLD OOC SCREEN 1 Description Addressable bus 2 high o p 2 Addressable bus 2 low o p 2 Addressable bus 1 high o p 2 Addressable bus 1 low o p 2 Spare Spare Spare N O Fire Alarm 2 contacts N O Fire Alarm 1 contacts N O Pre Alarm contacts RS48S 8 RS48S 1B Name BUSH 2 BUSL 2 BUSH 1 BUSL 1 SPARE SPARE SPARE FIRE 2 FIRE 1 PRE LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Installation and assembly Item Name Description 11 AUX N O Aux contacts 12 FAULT N C Fault contacts 13 SPARE Spare 14 RS485 2A RS 485 bus 2 data line A 15 RS485 2B RS 485 bus 2 data line B 16 SCREEN 2 RS485 bus 2 screen 17 SCREEN 1 RS 485 bus 1 screen 18 RS485 1B RS 485 bus 1 data line B 19 RS485 1A RS 485 bus 1 data line A 20 SPARE Spare 21 FAULT N C Fault contacts 22 AUX N O Aux contacts 23 PRE N O Pre Alarm contacts 24 FIRE 1 N O Fire Alarm 1 contacts 25 FIRE 2 N O Fire Alarm 2 contacts 26 SPARE Spare 27 INPUT 3 Remote input 3 Short pair to activate 1 2
28. and component descriptions Specifications Caution This equipment is only to be used in accordance with this specification Failure to operate the equipment as specified may cause damage to the unit Value Class III 21 6 to 26 4 VDC PSU Type conforming to EN 54 4 Electrical safety complies with IEC 61010 1 427 x 372 x 95 mm 16 8 14 6 x 3 7 in 5 2 kg 11 5 Ib 5 3 kg 11 6 Ib 6 2 kg 13 6 Ib 10 1 kg 22 3 Ib 10 to 60 C EN 54 20 compliance 0 to 90 noncondensing IEC 61010 1 Pollution degree 1 IEC 61010 1 Installation Cat II Min 25 Max 0 03 FSD Min 7 62 Max 0 00914 FSD 0 0015 obs m 0 00046 obs ft Laser light scattering mass detection 0 0003 to 10 microns 300 mA fan speed 1 470 mA fan speed 8 750 mA fan speed 16 450 mA 750 mA fan speed 1 920 mA fan speed 8 1 5 A fan speed 16 500 mA at 30 VDC 200 m 656 ft total 4 25 per pipe 100 total 3 4 in ID or 27 mm OD 4 Fire 2 Fire 1 Prealarm and Aux 0 0015 to 25 obs m 0 00046 to 7 62 obs ft 26 injury or property damage Specification SELV rating EN 60950 Supply voltage Size Weight Detector Command module detector Stand alone command module Stand alone command module and batteries Operating temperature range Operating humidity range Sensitivity range obs m obs ft Maximum sensitivity resolution Detection principle Particle sensitivity range Current co
29. anels Because of the flexible nature of the detector and the many possible configurations there are many options for interfacing the detectors to the fire panel These include many third party interfaces available from various manufacturers Because of this it is not possible to give a complete list of interfacing methods but the following pages will give details of the most common methods that are likely to be used Setting the detector address In order to identify itself to the command module or fire panel each detector needs to have a unique address ranging from 1 to 127 The detector address is simply set on the red DIP switch SW1 located at the lower left of the opened detector on the bottom of the main circuit board The switch settings are up for 1 and down for 0 and the detector address is set as a 7 bit binary code switch 8 equates to a value of 128 and so is outside the usable address range Figure 19 shows an example where the address equates to 01100011 in binary or 1x 1 1 2 0 x 4 0 8 Ox 16 1 x 32 1 x 64 0 x 128 99 Figure 19 Sample dip switch settings The full range of available addresses and their relevant switch settings are provided in Table 2 for reference Note Addresses chosen for detectors do not have to be consecutive or in a given order as long as they are all different Table 2 Address table 36 LaserSense HSSD 2 Aspirating Smoke Detection System In
30. as either had a 24 hour learning period or that it has been placed in demonstration mode Low mean output Check that the dust separator filter does not require changing refer to Dust separator condition on page 61 for details and that the air plenum chamber is clean The chamber may become clogged when for example heavy building activity has occurred near the sampling pipes If so the chamber may require factory service The detector is not designed to handle large quantities of coarse debris and dust 68 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 5 Troubleshooting Solution or corrective action There are many reasons why particle densities may vary and the ClassiFire system automatically compensates for this in order to replace the likelihood of nuisance alarms due to normal variations in background smoke density Within limits set by the ClassiFire alarm factor this is a normal part of the detector s operation These occur when the airflow rate into the detector exceeds the preprogrammed parameters As the detector learns the flow setup from the initial installation this usually means that there has been some change in conditions A Flow high fault may indicate that a sampling pipe is damaged and a Flow low fault may indicate that the pipe has been blocked e g by nearby building operations If the detector input is sampled from one area and the exhaust is in another ar
31. ay 0 90 Class override 0 199 51 Alarm factor 0 17 51 Day start 0 23 52 Night start 0 23 LDD enable Yes No 53 FastLearn On Yes No 53 Auto FastLearn Yes No 53 Alarm Actions Delay override Yes No 53 Cascading alarms Yes No 54 Latching alarms Yes No 54 Latching faults Yes No 54 Remote day night Yes No 54 Remote reset Yes No 54 Remote isolate Yes No 54 Prog Isolate On Yes No 54 Detector Detector address 55 Device text 55 Reference Reference enable Yes No 55 Reference device 1 127 55 Level 0 99 55 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 49 Chapter 3 Programming the unit Menu Submenu Programmable function Page Back off 0 99 55 Front Panel ISOLATE enable Yes No 56 TEST enable Yes No 56 RESET enable Yes No 56 Setup Menu Power Checks Power save Yes No 56 Battery check enable Yes No 56 Mains check enable Yes No 56 Air Flow Aspirator speed 1 16 56 Flow setup Yes No 57 Sensor 1 enable Yes No 57 Sensor 2 enable Yes No 57 Flow pipe 1 4 57 Flow low 1 4 0 99 57 Flow high 1 4 0 99 57 Sensor 3 enable Yes No 57 Sensor 4 enable Yes No 57 Miscellaneous Chart rate 0 19 57 Access code 0 9999 58 BMS protocol 0 2 command 58 module only Factory default Yes No 58 Bus Setup CM only Scan for devices Yes No 59 Numbers and addresses of 59 detectors Looped bus Yes No 59 Poll timeout 30 255 59 Pager CM only Call cen
32. ayed on the standard detector or command module LCD display If desired this can be altered to any 16 character alphanumeric identification For example the name of the area being protected or the name of the person responsible for fire safety could be entered The default device text is the detector model and the firmware revision level for the standard detector and command module and the firmware revision level for the command module Reference enable Yes No Address 001 127 Setting this function to Yes enables the reference for the detector if one has previously been allocated in Reference Device 1 127 Reference device Numeric Address 001 127 Any detector on the loop may use another detector as a fresh air reference When entering the Reference sub menu the user is prompted to first select the address of the detector which will be using the reference and is then forwarded to this option To set a detector as a reference detector enter its address as set by its internal DIP switch into this function Reference level 0 99 Address 001 127 The value set with this function is the percentage reference signal subtracted from the detector s signal if a reference device has been allocated Back off 0 99 Address 001 127 This value is the delay time in seconds between a buildup of pollution being seen by the reference if used and the pollution being seen by the detector LaserSense HSSD 2 Aspirating Smoke Det
33. be very different from say a flour mill which would probably have a high level of airborne particulate content A widely accepted standard for computer rooms EDP areas is British Standard BS6266 equipment overheating at a stage well before combustion To perform the test electrically overload a 1 metre length of PVC insulated wire of 10 0 1mm gauge for one minute using an appropriate power supply The detector has two minutes from the end of the wire burn to give an alarm indication For areas with higher levels of background particulate matter testing methodology would be similar to that of standard point detectors Commissioning checklist The following brief checklist allows quick setup of the detector This procedure will be adequate for most standard installations To commission the detector 1 Before powering up the detector visually check all cabling to ensure correct connection If wire identification is not immediately clear e g by use of different colored wires or wire identification sleeves an electrical check should be made Any damage caused by misconnection of the detector is not covered by warranty Caution Ensure all wiring connections are checked prior to powering up the detector Incorrect wiring of the detector will cause permanent damage to the detector 2 Power up the unit and enter the Installer Access Code The factory default setting for this is 0102 See Entering programming mode on page 45 for
34. col 0 2 CM only This function sets the communications protocol for connection to a Building Management System BMS See Appendix A for details on how to set up external communications Factory default Yes No Address 000 127 On the standard detector this function has two purposes If the user has changed any of the detector s functions this function will display No indicating that the detector is not at factory default Setting the function to Yes will restore the detector to the factory default settings On the command module this setting returns all detectors on the communications loop to their default settings To default an individual detector in the loop it is necessary to use the detector s own front panel 58 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 3 Programming the unit Auto learn scan devices Yes No CM only Setting this function to Yes causes the command module to scan the RS 485 data bus for connected detectors While scanning the display will show Scanning loop and display a progress bar When finished the display will show the number of devices found and the detector addresses in the form The list wraps around so that pressing Up Arrow when viewing Address 001 brings up detector number 127 Pressing Right Arrow allows the user to remove a detector address from the loop by changing Y to N or to reinstate a previously removed detector
35. details 3 Enter the Setup menu and verify that the time and date are correct See Time and date on page 51 for details 4 Setan appropriate alarm factor for the protected environment The detector will perform a FastLearn for the new alarm factor See ClassiFire alarm factor on page 51 for details 64 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 4 Commissioning 5 When the detector is still in FastLearn mode exit the Programming Mode on the display by pressing lt RESET gt and set the detector into Demonstration Mode see Detector programmable functions on page 48 for details To do this press and hold down the lt RESET gt button and simultaneously depress the lt TEST gt and lt ISOL gt buttons The text display will then display Demo mode and the time and date 6 Wait for the FastLearn to finish when the legend FastLearn is no longer displayed and the rolling LED indications stop sequencing and perform any necessary smoke tests ensuring that the detector reacts appropriately and let the smoke fully dissipate 7 Perform another FastLearn this time not putting the detector into Demonstration Mode The detector will generate no alarms during the 15 minute FastLearn period and after this the detector will operate at a reduced sensitivity for 24 hours while ClassiFire acclimates to the protected environment and sets up appropriate day and night sensiti
36. dule detector interior view on page 15 for details For the stand alone command module a twin ribbon cable one ribbon connected to the detector display connector and marked COMMAND DET and one connected to the Commander Display connector and marked COMMAND CM When the display needs to be completely removed disengage the ribbon connectors from the main detector or command module board and not from the display board Refitting of the display is the reverse of the above Ensure that the connectors are refitted as described above To refit the front cover hook the recessed lip at the top of the front cover behind the two retaining guard rails at the top of the chassis as shown in Figure 12 on page 28 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 27 Chapter 2 Installation and assembly Figure 12 Hooking the recessed lip at the top of the front cover 1 Guard rails Electrical installation All electrical power and signal connections should be made to the green power terminal block inside the detector Power cables should have sufficient current carrying capacity Refer to Specifications on page 9 for current consumption Signal cable should be 120 volt shielded screened twisted pair such as Belden 9841 24 AWG Power and signal cables should enter the detector via metal cable glands 28 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Inst
37. e Numeric CM only This is the phone number the modem dials up to send a message For more detail on this and the other functions in the Pager sub menu refer to Appendix A Password Alpha CM only This is an optional password used to access the system LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 59 Chapter 3 Programming the unit Pager Numeric CM only Note This is the number of the actual pager Page on fault Yes No CM only Where a pager has been allocated as above this function determines whether the pager holder is to be paged when a fault condition is generated by the command module Page on alarm Yes No CM only Where a pager has been allocated as above this function determines whether the pager holder is to be paged when a fire alarm condition is generated by the command module View event log Display Address 000 127 This function shows the start and stop time and date of events such as FastLearn alarm condition and error messages See Event log on page 61 for more information on logging events The event log can also be downloaded to a PC via the RS 232 serial port See Connecting to a PC on page 42 for details on how to connect to a PC Diagnostics Test Address 001 127 This function puts the detector into self test mode On a command module it tests all detectors on the loop Detector read Display Address 001 127 This function di
38. ea with different pressure e g the detector is in a roof space and sampling from an enclosed room this may lead to flow faults In this case it would be necessary to lead a pipe from the exhaust to the protected area to ensure nominal flow Check that the pipe giving the error is not blocked If the pipe is unused check that the flow sensor for this pipe has been disabled Refer to Airflow monitoring on page 57 in Chapter 3 for details Check that the low flow fault threshold is not set too high Refer to Airflow monitoring on page 57 for details Consider increasing the aspirator fan speed Refer to Aspirator speed on page 56 for details Check that the pipe is pushed home into the inlet and is not broken or cracked Check that installed pipework is fitted with endcaps PipeCAD pipe modeling software prompts for the use of appropriate endcaps Open bore pipes are not recommended Check that the high flow fault threshold is not set too low Refer to Airflow monitoring on page 57 for details Consider reducing the aspirator fan speed Refer to Aspirator speed on page 56 for details Check that the recessed top edge of the cover is securely located behind the locating guard rails on the chassis Check that the key is turned to the unlocked position counter clockwise Check that the display ribbon cable is securely connected to the detector command module main board and to the di
39. ection System Installers Handbook 55 Chapter 3 Programming the unit Reset test amp isolate button enable Yes No Detectors 000 127 The front panel buttons may be enabled or disabled individually for the command module or standard detectors by setting these functions to Yes or No Power save Yes No Address 001 127 This function allows the detector to minimise electrical power consumption when operating from standby batteries If enabled upon main supply failure the aspirator fan will reduce speed to minimum regardless of the user defined value See Aspirator speed below for details This function has no effect on the command module Note When in this condition any smoke reading above 3 bar graph segments on the detector will automatically remove this condition Battery check enable Yes No Address 000 127 If no battery back up is required this function should be set to No to avoid Battery fault being displayed on the front panel If a back up battery is used it is recommended that the battery check be enabled When this is done the user will be prompted for an input terminal to use The battery fault will be displayed when this contact is open The default setting is battery fault enabled on I P 1 Detector terminal block connections on page 29 and Command module terminal block connections on page 31 of this manual show the input terminal connections for the standard detector and command mod
40. ector 10 Standard detector interior view 13 T Troubleshooting Error messages 70 Troubleshooting the detector 68 Index BMS protocols on the detector command module 76 C Command module detector interior view 15 Commissioning 64 Configuring the software 78 Connecting a Command Module to an addressable fire pane 39 Connecting a detector network to a command module 38 Connecting a single detector to an addressable fire panel 41 Connecting to a PC 42 Connections Command module terminal block connections 31 Connecting power cables 32 Detector terminal block connections 29 Power supply connections 34 D Demonstration mode 35 Detector address Setting the detector address 36 Display types 17 F Fault tolerant detector loop configuration 38 Installation 21 Electrical installation 28 Mechanical installation 25 Interfacing with fire alarm panels 36 M Maintenance 72 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 81 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Index 82
41. ed 7 Status Display if fitted shows all events as they happen in real time and is also used to configure the unit 8 Smoke Density Indicators scaled smoke levels display absolutely scaled smoke levels above 1 obscuration per metre 0 30 obscuration per foot to a maximum of 25 obs m 7 62 obs per foot The Alarm 2 activation level is programmed normally somewhere in this range The bar graph display will show a continually cycling pattern when the unit is in FastLearn mode On the command module display this will occur when any unit on the RS 485 communications loop is in FastLearn Otherwise the bar graph display on the command module mimics the bar graph display on the highest reading detector on the loop 9 Aux Alarm Pre Alarm Alarm and Alarm 2 indicators illuminate when the set alarm level has been reached and the set time delays have expired On a command module the indicators signify an alarm condition from any detector on the communications loop 10 Smoke Density Indicators 1 through 10 are the relatively scaled ClassiFire bar graph and changes in steps of half a segment Display types The standard detector display is a two line LCD which allows basic programming of the detector See Figure 8 Figure 8 Standard detector display Latching faults Enter Yes No Yes The command module display contains more information than the standard detector display The command module display instructs the user with graphic
42. eet layout it is possible to allow the sampling pipes and cables to enter the detector from the rear with the sample pipes and connection cables channeled into the wall Figure 10 on page 24 depicts the detector with cables channeled into the wall and the sampling pipes not channeled into the wall In order to achieve this sampling holes A and B need to be opened up to a diameter of 30 mm 1 25 in to take the sampling pipes A and the exhaust pipe B The holes C need to be opened up to 25 mm 1 0 in diameter in order to take a suitable threaded metal cable gland to provide adequate RF screening for the connection cables These modifications are shown in dotted lines The wall will also need to be suitably prepared to allow the mounting plate to sit flush against the wall The sampling and exhaust pipes must also extend out of the wall sufficiently to tightly engage in the pipe entry points on the rear of the detector as shown in Figure 11 If the detector does not fit flush with the mounting bracket the pipe excess should be trimmed back in small increments until the correct fit is achieved LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 25 Chapter 2 Installation and assembly Figure 11 Detector installation options 1 Exhaust pipe 2 Sampling pipes 26 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Installation and assembly Removing and replacing the
43. elow The cable connections are the same as the standard detector cable connections Figure 25 Connecting a PC to the command module s RS 232 port 42 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 3 Programming the unit Summary This chapter provides information on programming the detector Content Introduction 45 Entering programming mode 45 Main menu 46 Navigating through the menus 46 Detector programmable functions 48 Time and date 51 Alarm levels 1 Alarm delays 51 ClassiFire override 51 ClassiFire alarm factor 51 Hour start of day and night operation 52 LDD enable 53 FastLearn ON 3 Auto FastLearn 53 Time delay override 53 Cascading alarms 54 Latching alarms 54 Latching faults 54 Remote day night 54 Remote reset enable 54 Remote isolate enable 54 Programmed isolate 54 Detector Address Number of detectors 55 Device text 55 Reference enable 55 Reference device 55 Reference level 55 Back off 55 Reset test amp isolate button enable 56 Power save 56 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 43 Chapter 3 Programming the unit Battery check enable 56 Mains check enable 56 Aspirator speed 56 Flow setup 57 Airflow monitoring 57 Chart log recording rate 57 User defined access code 58 Bms protocol 58 Factory default 58 Auto learn scan devices 59 Looped bus class A network wiring connection 59 Poll timeout 59 Call centre 59 Pa
44. enable Yes No Address 000 127 If remote resetting of the detector or command module is required from the host fire alarm controller or other external source this option must be set to Yes Remote isolate enable Yes No Address 000 127 When this function is set to Yes a remote switch may be used to isolate the detector or command module Programmed isolate Yes No Address 000 127 When this function is set to Yes the controller will not generate alarms and will not indicate a fault condition on any fire panel which is connected e g for use during detector maintenance The Fault light will be illuminated on the detector or command module front panel The isolated condition will be disabled automatically after 7 days if not manually disabled 54 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 3 Programming the unit Detector Address Number of detectors Display Address 000 127 In the case of the standard detector this function displays the current address of the detector as set by the internal DIP switch On the command module it shows the number of detectors found on the communications loop This function appears immediately on entering the Detector sub menu The command module is always at address 000 When the command module unit is fitted in a detector the detector must have a separate address Device text Alpha Address 000 127 This is the default text string displ
45. ent carrying capacity Signal cable should be 120 volt screened twisted pair such as Belden 9841 24AWG Power and signal cables should enter the detector via metal cable glands Figure 14 below shows the terminal block connections for the command module Figure 14 Command module terminal block connections FAULT p om FAULT Item Name Description 1 BUS H2 Addressable bus 2 high o p 2 2 BUS L2 Addressable bus 2 low o p 2 3 BUS 1 Addressable bus 1 high o p 2 4 BUS L1 Addressable bus 1 low o p 2 5 SCRN RS 485 bus 1 screen 6 RS485 2A RS 485 bus 2 data line A LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 31 Chapter 2 Installation and assembly Item Name Description 7 RS485 2B RS 485 bus 2 data line B 8 SCRN RS485 bus 2 screen 9 RS485 1A RS 485 bus 1 data line A 10 RS485 1B RS 485 bus 1 data line B 11 IRE2 N O Fire Alarm 2 contacts 12 IRE1 N O Fire Alarm 1 contacts 13 PRE N O Pre Alarm contacts 14 AUX N O Aux contacts 15 FAULT N C Fault contacts 16 FAULT N C Fault contacts 17 AUX N O Aux contacts 18 PRE N O Pre Alarm contacts 19 FIRE 1 N O Fire Alarm 1 contacts 20 FIRE 2 N O Fire Alarm 2 contacts 21 I P1 Remote input 1 Short pair to activate 1 22 I P1 Remote input 1 Short pair to activate 1 23 I P2 Remote input 2 Short pair to activate 1 24 I P2 Remote input 2 Short pair to activate 1 25 SPAR
46. hdog reset Detector fault 70 Chapter 6 Maintenance Chapter 6 Maintenance Summary This chapter provides scheduled and unscheduled maintenance procedures Content Introduction 72 Maintenance procedures 72 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 71 Chapter 6 Maintenance Introduction This chapter contains maintenance instructions for the detector system These procedures should be performed on a scheduled basis Maintenance procedures The following paragraphs outline general scheduled maintenance procedures to be performed on an as necessary basis The detector is a very low maintenance detection system If required external cleaning of the unit should be performed using a damp not wet cloth Do not use solvents as these may mar the display bezel The only part that may require field replacement during servicing is the dust separator assembly The dust separator condition can be checked using the Dust Separator test in the Diagnostics menu which gives a percentage reading of dust separator efficiency When this level drops to 80 the detector will signal a Separator renew fault and the dust separator will need replacing As dust contained in the dust separators may expose maintenance personnel to a Nuisance Dust hazard as defined by the Control of Substances Hazardous to Health COSHH it is strongly recommended that suitable masks and protective clothing be wor
47. he area to be protected When the appropriate alarm factor for the protected area has been set nuisance alarms will be reduced to an absolute minimum Table 4 Suggested Settings for ClassiFire Alarms Alarm Sensitivity Probability of Suggested protected area factor nuisance alarm 0 Extremely Once per year Semiconductor manufacturing clean room high 1 High Once per 5 years Computer room 2 High Once per 10 years Non smoking office 3 High Once per 50 years Clean factory 4 Medium Once per 1 000 years Warehouse 5 Medium Once per 5 000 years Warehouse with diesel trucks operating 6 Medium Once per 10 000 years Warehouse with diesel trucks operating 7 Low Once per 20 000 years Warehouse with diesel trucks operating 8 Low Once per 100 000 years Warehouse with diesel trucks operating Hour start of day and night operation Note This information is provided as general guidance only The installer is responsible for assessing the environment and determining the appropriate sensitivity of the ClassiFire alarm 0 23 Address 001 127 These values are the times to the nearest hour at which the day night switching is desired to take place on the detector Entries are made in 24 hour format e g 19 00 for 7 p m If no day night switching is required then both entries should be set to 00 00 Day and night switching is intended so that the detector may automatically select a different sensitivity when the protected area is unoccupied and fewer c
48. he screen of the power cable should be terminated at the cable gland e Power cables need to be fitted with a ferrite ring inside the detector case two are provided The 24V and OV wires should be long enough to form a loop around the ferrite wall e Separate wires from the power cables should be kept as short as possible just enough to provide adequate stress relief Figure 15 and Figure 16 show the proper arrangement of top and rear entry power cables Figure 15 Top power cable arrangement A 1 Cable screen 3 Ferrite 2 Cable gland 4 Earth stud LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 33 Chapter 2 Installation and assembly Figure 16 Rear power cable arrangement 1 Cable gland 3 Earth stud 2 Ferrite Power supply connections The detector may be powered by any EN 54 4 compliant monitored 24 DC power supply of sufficient capacity See Figure 17 Figure 17 Detector power supply connections RS48S 8 RS485 1B SCREEN 1 1 2 3 1 0 volt 24 VDC 4 0 volt 24 VDC 2 Safety earth 5 Safety earth 3 24 VDC 6 24 VDC 34 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Installation and assembly Figure 18 Command module power supply connections f 1 Ovolt 2 Safety earth 3 24 VDC Note The safety earth connection must be separate and not connected to the GND V connection Demonst
49. hipping carton Ensure that the package contains a CD ROM two ferrite rings two keys two cable glands and the unit 2 Determine the optimum location for the detector 3 Do not open any unused sampling pipe inlets Remove the inlet caps from sampling pipe inlets to be used Refer to the PipeCAD System Design and Installation User Manual for complete instructions on how to design and install an air sampling pipe network Remove the knockouts for field wiring and battery connections Mount the wall mounting bracket Mount the detector to the mounting bracket Oe 5 Connect the detector to the sampling pipe network At this time you may install the optional command module with APIC if one is being used 8 Connect field wiring to the detector 9 Power up and program the detector Note If the command module with APIC is being used it should be programmed first Installation should only be done by factory trained technicians in accordance with applicable installation requirements WARNING Electrocution hazard All connections should be made with the power turned off 20 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Installation and assembly Antistatic precautions This system contains static sensitive components Always ground yourself with a proper wrist strap before handling any circuits Caution When handling any electric components or printed circuit boards antis
50. hods Content BMS protocols on the detector command module 76 Paging from the command module 78 Configuring the software 78 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Appendix A External communications BMS protocols on the detector command module The command module of the detector has a second RS 232 port that can be used to send messages to a pager or compatible GSM phone using a modem or to enable connection to a Building Management System BMS This comprises the terminals RS 232 Tx transmit RS 232 Rx receive and GND on the green terminal block inside the unit The set up of the command module uses three functions BMS protocol e Page on fault e Page on alarm When either Page on fault or Page on alarm is enabled the second serial port is reserved exclusively for paging purposes by setting BMS protocol to 0 TAP paging The programmable function BMS protocol sets the communications format that is used by the second serial port to communicate with the BMS Setting BMS protocol to anything other than 0 Tap paging will disable functions Page on fault and Page on alarm if they are enabled Table 8 BMS protocols Protocol Protocol number 0 TAP paging default 1 Output only Events are sent in the same ASCII text format as the internal event long display This may be used to drive a serial printer if required 2 BACnet ANSI ASHRAE standard 135 1995 Text
51. imeout value See Poll timeout on page 59 for details An incorrect access code has been entered Enter the correct code This indicates either that the standby battery has discharged to a predetermined level or that no standby battery is fitted In the former case the battery should be replaced and recharged In the latter case the battery check should be disabled See Battery check enable on page 56 for details It is important that the battery fault be acted upon as soon as noticed as excessive discharge may cause damage to the battery The battery fault condition occurs before the battery reaches this portion of the discharge curve This indicates that there has been a power supply fault If there are frequent power outages it may be advisable to power the unit from a UPS This indicates that there is a problem with the detector head This may be due to a number of causes Refer to the chart readout if this can be downloaded to a PC and note the detector signal level at the time of the fault When as much information as possible has been determined about the conditions at the time of the error please contact Technical Support LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Table 7 Error messages Error message Separator renew Separator change Bad value Bad time Bad date Bad detector No response 001 X 002 Loop break Comms fault Bad access code Battery fault Watc
52. implementation contact technical support LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 77 Appendix A External communications Paging from the command module The detector command module has the ability to send text messages to alphanumeric pagers or SMS messages to some mobile phones In order to send messages to a pager or similar device a modem must be plugged into the RS232TX and RS232RX terminals of the command module using a suitable cable The pager or SMS capable phone call centers must support the TAP protocol Contact your pager provider to check whether they provide access with the TAP protocol Configuring the software No manual configuration of the modem is required as the command module configures the modem automatically on dialing The command module has three entries used to send messages The functions are located in Setup menu gt Pager They are described below e Call Centre The phone number the modem dials up to send a message e Password An optional password used to access the system e Pager The number of the actual pager This number will be detailed in the pager or SMS phone documentation 78 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 79 Glossary Degrees Centigrade Degrees Fahrenheit Ampere Alternating current Americans with Disabilities Act Ampere hour Authority having jurisdiction Automatic release circuit A
53. ing a PC that has the remote software installed and is connected to the detector s RS 232 port using a serial cable See Connecting to a PC on page 42 for details on how to connect to a PC LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 61 Chapter 3 Programming the unit The event log can also be viewed in the Log menu which prints out the event log in reverse order i e the last recorded event is printed out first When the buffer that stores events is full 200 events are stored and 8 new event occurs the oldest event in the buffer is discarded 62 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 63 Chapter 4 Commissioning Summary This chapter provides information to commission the detection system Content Introduction 64 Commissioning checklist 64 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 4 Commissioning Introduction This chapter covers the commissioning procedures for the detector Before commissioning the detector the local standards of aspirating detection systems must be consulted These standards differ widely throughout the world and specific advice for the market in one country may not be applicable to another Commissioning strategy will initially depend upon the environment in which the detector is installed For instance the test for a computer room which should be a relatively clean environment would
54. ing proper connection this should give appropriate indications on the fire panel The test runs through the sequence Aux gt Pre Alarm Fault gt Fire 1 Fault gt Fire 2 Fault gt Fault The test steps to the next test on the list when you press the ENTER key Although the relevant relays are activated at each stage the associated lights on the front panel are not illuminated or recorded in the event log Caution Operating the Alarm or fault relays will physically activate and switch the contacts Ensure that the receiving Fire Panel is in test maintenance mode before initiating this test Watchdog trip count Display The watchdog is a circuit built into the controller that restarts the controller in the event of a failure to function properly This could be as a result of electrical spikes This count shows the number of interruptions found The details of each problem can be found in the event log Event log An event is defined as operation of any of the front panel controls when enabled a signal received from a remote source e g the command module or PC a detector level exceeding the Aux Pre Alarm Fire 1 or Fire 2 thresholds or certain commands sent from the remote software or SenseNET The event log will also store items such as day and night start times demonstration mode power fault detector fault etc The detector keeps a log of the last 200 events for reference purposes The event log can be downloaded us
55. is not in demonstration mode This can be ascertained by viewing the event log and checking that the entry Demo Mode has a higher log entry number than the most recent FastLearn start and FastLearn end entries See View event log on page 60 and Event log on page 61 for details Remember that the log entries are in reverse order with the most recent entries appearing first If the log shows that demonstration mode was invoked during the last FastLearn period start a new FastLearn and allow it to complete its 24 hour cycle Refer to FastLearn ON on page 53 for details From the event log check that at least 24 hours have elapsed since the last FastLearn end entry See View event log on page 60 and Event log on page 61 for details Check that day night switchover times are appropriately set to reflect active and non active periods Refer to Hour start of day and night operation on page 52 in Chapter 3 for details Elevated smoke Check that detector is not Isolated or in FastLearn if Isolated the Fault levels do not light will be lit generatealarms Check that the detector sampling points are in the smoke stream Check that unused sampling pipe ports are closed and that sampling pipes are firmly and cleanly seated in their ports and undamaged Check that the correct ClassiFire alarm setting has been set Refer to ClassiFire alarm factor on page 51 for details Check that the detector h
56. lets are unused set the relevant flow sensor function for the pipe inlet to No to avoid unwanted flow faults Flow low is the level below which airflow needs to be reduced to trigger a fault reading which may indicate a blocked pipe Flow high is the level above which airflow needs to increase to trigger a fault indication which may indicate a loose or damaged pipe Flow low and Flow high parameters are automatically set up on initial power up or when Flow setup is selected See Flow setup above for details The airflow rates Flow pipe 1 to Flow pipe 4 are for display purposes only and cannot be changed Chart log recording rate 0 19 Address 000 127 This function controls how frequently the detector and alarm level or flow rates are stored in the standard detector or command module internal chart recorder log Table 5 shows the chart log recording rates Table 5 Chart log recording rates Setting Type Storage interval Time per division on chart log 0 Detector level and alarm level 1 second 10 seconds 1 Detector level and alarm level 5 seconds 50 seconds 2 Detector level and alarm level 12 seconds 2 minutes 3 Detector level and alarm level 30 seconds 5 minutes 4 Detector level and alarm level 1 minute 10 minutes 5 Detector level and alarm level 2 minutes 20 minutes 6 Detector level and alarm level 5 minutes 50 minutes 7 Detector level and alarm level 10 minutes 100 minutes 8 Detector level and alarm level 20 mi
57. locally on the detector front panel These are annotated Address 001 127 since they do not apply to the command module itself Where a programmable function on the command module applies to a standard detector the Command module will scan the loop and if more than one detector is present will prompt the user for the address of the detector to be programmed If the function applies to the command module the address O00 should be entered For other detectors on the loop including the detector element of a command module detector the value is the same as the address set on the detector s internal DIP switch 48 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 3 Programming the unit If a user enters an address which does not appear on the loop the error message Bad Detector appears This message only appears if the command module address 000 is entered into a function which only applies to detectors that is anything except CM only and Address 000 127 functions Table 3 shows a map of the programmable functions by menu and sub menu with references by chapter section Table 3 Menu reference table Menu Submenu Programmable function Page Setup Menu Time and Date Time HH MM 51 Date DD MM YYYY Alarm Levels Fire 2 level 1 25 51 Fire 1 level 8 10 Pre Alarm level 3 8 Aux level 2 10 Fire 2 delay 0 90 51 Fire 1 delay 0 90 Pre Alarm delay 0 90 Aux del
58. merican wire gauge California State Fire Marshal Digital alarm comm transmitter Direct current Detector End of line device End of line resistor Factory Mutual Feet High sensitivity smoke detector Hertz frequency Inches Liquid crystal display Light emitting diode Materials and Equipment Acceptance Division of the City of New York Notification appliance circuit Normally closed National Electrical Code National Fire Protection Association Normally open New York City Printed circuit board C F AC ADA AH AHJ ARC AWG CSFM DACT DC DET EOLD EOLR NAC N C NEC NFPA N O NYC PCB LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Glossary pF Pico farads P N Part number PSU Power supply unit RAM Random access memory SLC Signaling line circuit TB Terminal block V Volts VAC Volts AC VDC Volts DC VRMS Volts root mean square 80 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook N Nonfault tolerant serial configuration 39 P Paging from the command module 78 Programming detector functions 48 Main menu 46 Navigating 46 programming mode installer access code 45 5 Sampling pipe design 3 Software available software 8 Specifications 9 Stand alone command module interior view 14 Stand alone command module command module detector 11 Standard and command module detector controls and indicators 16 Standard det
59. n when changing filters Used separators are not intended for reuse and should be disposed of The following illustration shows how the dust separator is replaced Make sure to push the separator fully home or the detector will fail to register its presence and will continue to indicate Separator change Open the front cover using the key provided and then locate the dust separator tab at the bottom right of the detector as shown Remove the black end piece with the removal tab from the filter element and dispose of the element Fit the new element into the plastic end piece and slide into the detector The filter should be fitted with the legend IN towards the front of the detector If the filter is inserted the wrong way up the detector will not register its presence and the Separator change legend will stay on the display When the replacement filter is fitted the detector will automatically start a FastLearn routine 72 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 6 Maintenance Figure 29 Replacing the dust separator filter cartridge 1 Filter 2 New filter 3 Old filter LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 73 Chapter 6 Maintenance 74 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 75 Appendix A External communications Summary This chapter provides information on other supported external communication met
60. nd on the local fire regulations The unit must not be placed in areas where either the temperature or humidity is outside the specified operating range LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 21 Chapter 2 Installation and assembly The unit should not be placed in close proximity to any equipment expected to generate high Radio Frequency levels such as radio alarms or units generating high levels of electrical energy such as large electric motors or generators Ensure that when the detector is fitted to the wall there is enough space on the right hand side to allow removal and replacement of the filter element Table 1 contains a list of procedural guidelines for installation of the detector Don t Drop the detector Install detectors in damp or exposed areas Remove or connect boards when the detector is powered up Connect internal 0 volt terminals to local earth Attempt to reuse dust filter cartridges once removed Attempt to adjust or alter detector settings other than via the user programmable functions Any attempts to adjust the laser potentiometer are detectable and will void the warranty on the product Place the detector near high power RF sources Place the detector so close to other equipment that there is insufficient room to access and change the dust separator Use sampling pipe of less than 27 mm 1 in outside diameter without a suitable 27 mm 1 in
61. nsumption Detector Stand alone command module Command module detector Relay contact rating Maximum sampling pipe length Sampling pipe inlets Maximum number of sampling holes Sampling pipe internal diameter Alarm levels Bar graph sensitivity range Bar graph segments LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 9 Chapter 1 Product and component descriptions Specification Value Chamber service intervals Greater than 8 years depending on environment Dust separator filter replacement Greater than 5 years depending on environment intervals Laser lifetime MTTF Greater than 1 000 years Programming Front panel or PC via RS 232 or RS 485 Data bus cable RS 485 data cable Data bus length 1 200 m 4 000 ft IP rating IP50 Standard detector The standard detector may be operated as a stand alone unit or may be part of a network of detectors centrally monitored by a command module It may be programmed via its front panel as in the standard detector and command module versions shown in Figure 1 on page 11 and Figure 2 on page 12 Alternatively the standard detector can be ordered without a front panel display The detectors may be programmed remotely via the detector s RS 485 terminals using a command module or via the detector s RS 232 port using a PC running the Remote Configuration software A copy of this software is supplied with each detector The standard detector without
62. nutes 200 minutes LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 57 Chapter 3 Programming the unit Setting Type Storage interval Time per division on chart log 9 Detector level and alarm level 50 minutes 500 minutes 10 Detector level and airflow 1 second 10 seconds 11 Detector level and airflow 5 seconds 50 seconds 12 Detector level and airflow 12 seconds 2 minutes 13 Detector level and airflow 30 seconds 5 minutes 14 Detector level and airflow 1 minute 10 minutes 15 Detector level and airflow 2 minutes 20 minutes 16 Detector level and airflow 5 minutes 50 minutes 17 Detector level and airflow 10 minutes 100 minutes 18 Detector level and airflow 20 minutes 200 minutes 19 Detector level and airflow 50 minutes 500 minutes In Table 5 the greyed section indicates flow rate recording while the white section indicates detector and alarm level recording The factory default setting is 8 At the slowest recording rate one month of data can be recorded A PC must be connected via the RS 232 port with appropriate software to view the chart event log See Connecting to a PC on page 42 for details on how to connect to a PC User defined access code 0 9999 Address 000 127 This function sets the access code that the user has to input in order to modify any of the function values The default setting is 0102 but for added security it can be changed to any four digit number desired by the user Bms proto
63. ny lost profits or business opportunities loss of use business interruption loss of data or any other indirect special incidental or consequential damages under any theory of liability whether based in contract tort negligence product liability or otherwise Because some jurisdictions do not allow the exclusion or limitation of liability for consequential or incidental damages the preceding limitation may not apply to you In any event the total liability of UTCFS shall not exceed the purchase price of the product The foregoing limitation will apply to the maximum extent permitted by applicable law regardless of whether UTCFS has been advised of the possibility of such damages and regardless of whether any remedy fails of its essential purpose Installation in accordance with this manual applicable codes and the instructions of the authority having jurisdiction is mandatory While every precaution has been taken during the preparation of this manual to ensure the accuracy of its contents UTCFS assumes no responsibility for errors or omissions LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook iii Advisory messages Advisory messages alert you to conditions or practices that can cause unwanted results The advisory messages used in this document are shown and described below WARNING Warning messages advise you of hazards that could result in injury or loss of life They tell you which actions to take or t
64. o avoid in order to prevent the injury or loss of life Caution Caution messages advise you of possible equipment damage They tell you which actions to take or to avoid in order to prevent the damage Note Note messages advise you of the possible loss of time or effort They describe how to avoid the loss Notes are also used to point out important information that you should read Product Symbols This symbol appears on the main board of the unit and indicates that the board contains static sensitive components This label is located on the laser chamber at the bottom right of the open detector and signifies that the unit is a Class 1 Laser product as specified in IEC 60825 1 The unit incorporates a Class 3B embedded laser which must not be removed from the detector as retinal damage may result if the laser beam enters the eye This symbol indicates the Safety ground studs These are for grounding cable screens etc and should not be connected to OV or signal earth iv LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook EN54 20 compliance The installation must be designed using PipeCAD software which is provided free on the CD shipped with each detector After designing the installation including pipes endcaps and sampling holes enter the detector type To select the detector type select Options select Calculation options and then select the detector from the Type drop down list Select
65. ontaminants are being produced ClassiFire automatically detects the change in smoke level after the protected area is left and if the time at which this happens is within 70 minutes of the programmed switchover time it selects the nighttime histogram Note If the environment actually becomes more contaminated during the night period then ClassiFire will adapt to that too reducing the nighttime sensitivity The system will automatically compensate for 1 hour seasonal time changes 52 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 3 Programming the unit LDD enable Yes No Address 001 127 When this function is set to Yes Laser Dust Discrimination LDD increases the response time of the detector slightly while greatly reducing the likelinood of nuisance alarms due to dust ingress LDD may be disabled in very clean rooms for a slightly faster response to smoke by setting this function to No Disabling LDD is not recommended for areas other than manufacturing clean rooms due to the increased probability of nuisance alarms in most other operating environments FastLearn ON Yes No Address 001 127 Setting this function to Yes will start a FastLearn at any time The bar graph display on the front of the detector will show a rolling segment display on the front panel for the 15 minutes that it takes to complete Note If the detector is in FastLearn Mode do not set this function to
66. ration mode In normal use the detector remains in a reduced sensitivity mode for 24 hours while it gathers information about its environment For purposes of demonstration for example to verify a new installation this may be disabled by putting the detector into Demonstration Mode This special operating mode bypasses the 24 hour learning process and allows the detector to operate at a high sensitivity after only 15 minutes learn time To enter demonstration mode the detector must be in FastLearn mode While FastLearn is running hold down the front panel lt RESET gt button and while holding this simultaneously press the lt TEST gt and lt ISOL gt buttons The lt RESET gt and lt ISOL gt buttons do not need to be enabled for this function When entering demonstration mode the detector front panel LCD display will show the legend Demo mode and the time and date on which this was invoked Note Demonstration mode should only be used for demonstrations It should not be used as a substitute for normal operation as the alarm settings in this mode are based solely on the sparse data gained during the 15 minute FastLearn period Over time this would lead to nuisance alarms due to normal variation in the detector s environment To cancel demonstration mode invoke a new FastLearn LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 35 Chapter 2 Installation and assembly Interfacing with fire alarm p
67. rminal block connections on page 31 for details In this configuration only one interface is required and all detector information is available through this interface one address per device Note Some addressable protocols may limit the maximum number of device addresses to less than 127 The detector address on the SenseNET loop and the fire panel addressable protocol address are the same i e no address translation is performed Some protocols may not support all of the available alarm levels and fault reporting is usually a general fault with no detailed fault information LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 39 Chapter 2 Installation and assembly Figure 22 Addressable fire panel configuration 1 Addressable fire panel 2 Addressable loop 3 Universal addressable interface Start address 1 End address 127 4 Command module detector 5 Detector 1 6 Detector 127 7 Detector 2 8 Detector 126 40 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Installation and assembly It is not essential in networks of less than 127 detectors that a continuous unbroken range of detector addresses is used merely that all addresses are different and that the full range of addresses is set on the APIC However any unused addresses would then show up on the fire panel as in fault detector not present It is therefore recommended that when using
68. run should not have more than 25 holes 24 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 2 Installation and assembly Pipe transit time must not exceed 120 seconds and an approved type of pipe must be used for installations When drilling holes in the sample pipes or cutting off lengths of pipe ensure that all swarf and debris is removed from the pipe This guide holds true for average sampling pipe lengths but if using long pipes typically more than 60 metres total performance may be improved by making the sampling holes near the ends slightly larger than those nearer the detector Use of PipeCAD software PipeCAD pipe modeling software must be used when designing a pipe network and verifying its performance Refer to the PipeCAD System Design and Installation User Manual for complete instructions on how to design and install an air sampling pipe network Mechanical installation Before installing the detector the local standards for installation of aspirating detection systems must be consulted as these standards differ throughout the world Specific advice for one country may not be applicable to another The detector body is fitted to a wall mounting bracket which is attached to the wall via three mounting holes E as shown in Figure 11 on page 26 The detector is then fitted over the mounting stud D and secured inside the detector body with the nut provided for the purpose For a more discr
69. splay board as appropriate Check that the display ribbon cable has not been damaged Problem Detector sensitivity varies over time Flow fault errors Low Flow error message High Flow error message Cannot refit the front cover No display LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 69 Chapter 5 Troubleshooting Error messages The detector front panel display can provide a wide range of information about the detector Table 7 lists error messages and their meanings Meaning and suggested action The dust separator filter requires replacement The dust separator filter is missing or improperly fitted A value has been input into a function which is outside the parameter range for that value Take note of the range of values allowed in brackets and try again A detector address has been entered which is either outside the allowed range or which is not present on the loop This may also happen if the user has entered address 000 command module for a function which it does not support e g alarm factors The command module has unsuccessfully attempted to read a function value from a connected unit Check that the unit connected supports this function There is a break in the communications loop between the detector addresses specified Check the wiring The command module has polled a detector and no response has been received after the specified poll t
70. splays five values as shown 010 5 064 067 066 067 The top value is the detector s current smoke level reading as a percentage of the full scale value and the bottom four readings are the current flow rates on each pipe The flow rates are scaled based on the application The absolute flow reading is less important than a change in the reading Loop errors Display This displays the percentage of loop errors in messages addressed to the detector or command module from the detector loop along with a count of the number of received messages since the last message was received on port 1 and port 2 of the RS 485 bus 60 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 3 Programming the unit Dust separator condition Display Address 001 127 The value given at this function is the efficiency rating of the dust separator filter in the detector A new cartridge will give the reading Separator 100 0 in this function When the efficiency has decreased to 80 the Fault indicator LED will illuminate and the text display will show Separator renew If the separator filter cartridge is missing or improperly fitted the display will read Separator change Installing a new cartridge will automatically reset this figure to 100 Relay tests Test Address 000 127 This tests the connection of the command module or detector to an alarm panel by operating the alarm or fault relay currently selected Assum
71. ssword 59 Pager 60 Page on fault 60 Page on alarm 60 View eventlog 60 Diagnostics 60 Detector read 60 Loop errors 60 Dust separator condition 61 Relay tests 61 Watchdog trip count 61 Event log 61 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 44 Chapter 3 Programming the unit Introduction The detector can be configured and programmed with the use of the front panel controls or interface to a PC Entering programming mode The Engineering Access code is required to allow the detector parameters to be programmed The access code is only valid whilst the user is in programming mode It will need to be entered again if programming mode is exited if the detector is powered down or if lt RESET gt is pressed You must re enter the access code if you Exit Programming Mode e Power down the detector e Press the lt RESET gt key To enter Programming Mode press one of the following program menu keys e lt Menu gt e Right or Left Arrow e lt Enter gt The detector responds by prompting the user for the Engineering Access Code as follows Access code 0000 Note The factory default access code is 0102 To enter the default access code enter the following sequence Figure 26 Setting the access code Access code 0000 gt 5 Access 6006 0 Access code 0000 L Access code 0100 gt 65 Access 006 0 Access code 0100 Access code 0101 gt CA Access code 0102
72. stallers Handbook Chapter 2 Installation and assembly nm jo fo fi fo p p ER O N o oO wo bl gt fo pl LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 37 Chapter 2 Installation and assembly Connecting a detector network to a command module Screened twisted pair 120 ohm such as Belden 9841 24 AWG should be used for all loop connections The RS485 A and B wires should be taken through a ferrite supplied with a single loop see Figure 16 The total length of interconnecting cable between adjacent detectors in the loop should not exceed 1 2 kilometres The detectors are connected using the RS 485 connections on the terminal block see figure 14 and 15 RS 485 1A and 1B are the signal connections for bus 1 and RS485 2A and 2B are the signal connections for bus 2 SCREEN 1 and 2 are the screen connections for buses 1 and 2 respectively For the command module the RS485 1A and 1B connections may be thought of as the Send lines and 2A and 2B the Return lines For each detector on the loop the 1A and 1B connections may be thought of as the lines from the previous detector on the loop and the 2A and 2B connections the lines to the next detector in the loop Fault tolerant detector loop configuration Figure 20 shows the configuration for a fault tolerant network Figure 20 Fault tolerant detector loop configuration
73. tatic precautions must be followed Failure to do so may result in component damage Static discharge can be reduced by adhering to the following guidelines Always use conductive or antistatic containers for transportation and storage if returning any item Wear a wrist strap while handling devices and ensure that a good ground is maintained throughout the installation process Never subject a static sensitive device to sliding movement over an ungrounded surface and avoid any direct contact with the pins or connections Avoid placing sensitive devices onto plastic or vinyl surfaces Minimise the handling of sensitive devices and printed circuit boards PCBs General installation guidelines The following is a brief set of guidelines on installing detectors It is recommended that system design and installation is carried out by suitably experienced and trained personnel The detector should normally be mounted at a level where there is easy access to the unit for configuration and programming Unused sampling pipe inlets must be left closed The exhaust air from the unit must not be impeded in any way If the unit is mounted where the air pressure differs from the sampling location for example an air duct then a pipe must be routed from the exhaust port back to the same air pressure zone as the sampling holes All signal cables must be screened and must be of a suitable type The specific type of cable will normally depe
74. tector will ignore any preset time delays in the event of an unacceptably rapid increase in smoke density thereby minimising response time to rapid growth fires This function would normally only be used where there were long time delays programmed on the alarm levels LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 53 Chapter 3 Programming the unit Cascading alarms Yes No Address 001 127 Setting this function to Yes means that the controller starts counting down the main Fire delay only when the detector s controller is in Pre Alarm state which means that time delays on Pre Alarm and Fire 1 are cumulative The Aux alarm is not included in the cumulative delay since it may be set to a higher level than either the Pre Alarm or Fire 1 levels Latching alarms Yes No Address 000 127 When this function is set to Yes it requires a reset on the front panel or a remote reset to clear an alarm condition It may be applied to the command module or a Standard detector Latching faults Yes No Address 000 127 When this function is set to Yes it requires a reset from the front panel or a remote reset to clear fault indications This is the factory default setting It may be applied to the command module or a standard detector Remote day night Yes No Address 001 127 Setting this function to Yes allows the detector to be manually switched between day and night mode using a remote input Remote reset
75. ter 59 Password 59 Pager 60 Page on fault Yes No 60 Page on alarm Yes No 60 Log Menu View event log 200 Events 000 127 60 Diagnostic Diagnostics Self Test Mode 1 127 60 Meny Detector read Detector Read 1 127 60 Loop errors Loop Errors Port 1 and Port 2 60 Dust separators 0 100 1 127 61 Relay test Aux 61 Pre Alarm Fault 61 50 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 3 Programming the unit Menu Submenu Programmable function Page Fire 1 Fault 61 Fire 2 Fault 61 Fault 61 Watchdog count Number of interruptions 61 Reset 46 Exit 46 Time and date Numeric Address 000 127 It is important that the time and date be set up correctly on the controller s internal calendar clock because it uses this information to store events in the event log Refer to Event log on page 61 for more details Units are supplied with the correct setting for UK time This is backed up with a rechargeable battery Alarm levels Numeric Address 001 127 The value set in the Pre Alarm level Fire 1 level and Aux level functions in the Alarm levels sub menu is the relatively scaled bar graph level at which the appropriate alarm is initiated on the detector The Fire 2 level function assigns an absolutely scaled alarm level in obs ft or obs m as selected in configuration to the Fire 2 alarm The Aux level is set by factory default at level 10 which means that this alarm will occur
76. tion The choices available in the main menu are in order Setup Menu Contains all the user programmable functions Log Menu Displays historical information such as the event log time and date of various events such as alarm or fault conditions Diagnostic Menu Contains detector self tests Reset Clears any latched fault readings or exits from a menu item to its parent menu This has the same effect as pressing the lt RESET gt button Isolate Isolates the detector This has the same effect as isolating with the lt ISOL gt button Exit Exits Programming Mode Note When you press the Up Arrow key in the Setup Menu the main menu wraps around and brings up Exit etc Navigating through the menus Press the Up and Down Arrow keys to navigate through the main menu options The currently selected item appears at the top of the screen and is identified by an arrow or a trailing dot 46 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 3 Programming the unit Figure 27 below shows how pressing the Down Arrow key scrolls the screen from the Setup menu the current selection to the Log menu Alternatively pressing the Up Arrow retreats to the Exit command Figure 27 Using the arrow keys to navigate Setup menu Pressing lt gt Log menu Log menu would then show Diagnostic menu Exit gt or pressing gt would show Setup menu When the menu item appears with the arrow next to
77. ule respectively Mains check enable Yes No Address 000 127 The detector and command module are capable of signaling power supply faults from the power supply equipped with a fault relay The mains check is disabled by default If the feature is set to Yes the user will be prompted with an unassigned input terminal to use this will normally be I P 2 if battery check is already enabled on I P 1 The mains fault will be displayed when this contact is open Aspirator speed 1 16 Address 001 127 The value entered here sets the detector aspirator speed to a range of 1 through 16 predetermined speeds The lower the value of the number entered the lower the airflow rate and therefore the less the power consumption will be 56 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 3 Programming the unit Flow setup Yes No Address 001 127 Setting this function to Yes puts the detector into automatic flow limit setup mode This takes a few minutes to set the flow fault thresholds based on the current flow rates Airflow monitoring Display Numeric Address 001 127 There are separate Sensor pipe Flow low Flow high and Flow pipe parameters for each pipe 1 to 4 on the detector For example Flow pipe 1 indicates the current airflow rate for pipe 1 Sensor pipe 1 to Sensor pipe 4 are used to enable or disable flow sensing on the specified pipe inlet of the detector If any pipe in
78. vity settings LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 65 Chapter 4 Commissioning 66 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook 67 Chapter 5 Troubleshooting Summary This chapter provides information to troubleshoot the detection system Content Troubleshooting the detector 68 Error messages 70 LaserSense HSSD 2 Aspirating Smoke Detection System Installers Handbook Chapter 5 Troubleshooting Troubleshooting the detector This chapter provides some possible solutions if a problem should occur with your detector If the problem is not addressed in this chapter or if after performing the suggested actions the problem persists contact Technical Support Note Consult either the Remote Configuration Software User Manual or SenseNET Software User Manual for more information about the solutions or corrective actions discussed here Table 6 Troubleshooting guide Problem Solution or corrective action Pressing lt Reset gt or Check that the controls have been enabled These functions are disabled lt Isol gt button has by default See Reset test amp isolate button enable on page 56 for effect details Nuisance alarms Check that the ClassiFire alarm factor setting is appropriate for the normal occur too often working environment of the protected area See ClassiFire alarm factor on page 51 for details Check that the detector

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