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Edwards LaserSense HSSD-2, Installer'S Handbook

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LaserSense HSSD-2 

Aspirating Smoke Detector 

Installers Handbook 

 

P/N 9-14565 (EN) • REV 02 • ISS 11ABR13 

Summary of Contents for LaserSense HSSD-2

Page 1: ...LaserSense HSSD 2 Aspirating Smoke Detector Installers Handbook P N 9 14565 EN REV 02 ISS 11ABR13 ...

Page 2: ...tion 0832 0832 CPD 1076 Standard detector 0832 CPD 1077 Command module detector 0832 CPD 1078 Minimum display detector EN 54 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 Contact information For contact information see www airsensetechnology com ...

Page 3: ...sembly 13 Introduction 14 Antistatic precautions 15 General installation guidelines 15 System design 17 Mechanical installation 19 Electrical installation 22 Power supply connections 28 Demonstration mode 29 Interfacing with fire alarm panels 30 Connecting a command module to an addressable fire panel 33 Connecting a single detector to an addressable fire panel 35 Connecting to a PC 35 Chapter 3 P...

Page 4: ...Installers Handbook Chapter 5 Troubleshooting 63 Troubleshooting the detector 64 Error messages 66 Chapter 6 Maintenance 67 Introduction 68 Scheduled maintenance 68 Maintenance procedures 69 Appendix A External communications 73 Glossary 77 Index 79 ...

Page 5: ...g change Reacceptance testing is also required after any addition or deletion of system components and after any modification repair or adjustment to system hardware or wiring Limitation of liability To the maximum extent permitted by applicable law in no event will UTCFS be liable for any lost profits or business opportunities loss of use business interruption loss of data or any other indirect s...

Page 6: ...ge 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 ...

Page 7: ...ensitivity 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 24hrs at the intended alarm factor for the installation this could...

Page 8: ...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...

Page 9: ...atures specifications and controls and indicators Content Introduction 2 Available software for the detector 2 Specifications 3 Standard detector 4 Stand alone command module or command module detector 6 Standard detector interior view 7 Stand alone command module interior view 8 Command module detector interior view 9 Detector controls and indicators 10 Display types 11 ...

Page 10: ...ClassiFire intelligence also monitors the detector chamber and dust separator 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 ...

Page 11: ...ge 10 to 60ºC EN 54 20 32 to 100 F 0 to 38 C UL 268 CAN ULC S529 FM Operating humidity range 0 to 90 noncondensing IEC 61010 1 Pollution degree 1 IEC 61010 1 Installation Cat II Sensitivity range obs m obs ft Min 25 Max 0 03 FSD Min 7 62 Max 0 00914 FSD Maximum sensitivity resolution 0 0015 obs m 0 00046 obs ft Detection principle Laser light scattering mass detection Particle sensitivity range 0 ...

Page 12: ...etwork 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 2 on page 5 and Figure 3 on page 6 Alternatively the standard detector can be ordered without a front panel display minimum display as shown in Figure 1 on page 5 The detectors may be programmed remotely via the detector s RS 4...

Page 13: ...en reached and the appropriate time delays have expired 5 Fault LED Illuminates when the unit has a fault and a fault signal is being sent to the fire alarm panel 6 OK LED Illuminates to show normal operation when there are no faults The OK lamp will flash during the 15 minute FastLearn period when the detector is first learning about its environment Figure 2 Standard detector 2 3 4 1 1 Cable glan...

Page 14: ...try 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 ...

Page 15: ...tandard detector interior view 10 5 7 3 8 4 9 6 2 1 1 RS 232 serial port 2 Safety earth studs 3 1 A 5 x 20mm T type protection fuse 4 Dust separator filter removal handle 5 Detector address DIP switch 6 Front panel display connectors 7 Display attachment screws 8 24 VDC power supply connections 9 RS 485 terminal connections 10 Terminal block connections ...

Page 16: ... Stand alone command module interior view Figure 5 Stand alone command module interior view 1 2 3 4 5 6 7 1 RS 232 serial port 2 Safety earth studs 3 24 VDC power supply connections 4 500 mA 5 x 20mm T type protection fuse 5 Front panel display connectors 6 Display attachment screws 7 Terminal block connections ...

Page 17: ...or view 1 2 3 4 5 6 7 8 9 10 11 1 RS 232 serial port 2 Safety earth studs 3 Dust separator filter removal handle 4 Detector display connection 5 Detector address DIP switches 6 Command module display connection 7 Display attachment screws 8 Command module CPU board 9 Command module CPU board terminal block connections 10 Detector CPU board 11 Detector CPU board terminal block connections ...

Page 18: ...ndards detectors are supplied with the RESET function disabled as the default 3 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 mor...

Page 19: ...ange 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 Fire and Alarm Fire 2 indicators ...

Page 20: ...Chapter 1 Product and component descriptions 12 LaserSense HSSD 2 Aspirating Smoke Detector Installers Handbook ...

Page 21: ...ng the front cover 21 Electrical installation 22 Detector terminal block connections 23 Command module terminal block connections 25 Connecting power cables 26 Power supply connections 28 Demonstration mode 29 Interfacing with fire alarm panels 30 Setting the detector address 30 Connecting a detector network to a command module 30 Fault tolerant detector loop configuration 32 Nonfault tolerant ser...

Page 22: ... design and install an air sampling pipe network 4 Remove the knockouts for field wiring and battery connections 5 Mount the wall mounting bracket 6 Mount the detector to the mounting bracket 7 Connect the detector to the sampling pipe network 8 Connect field wiring to the detector 9 Power up and program the detector Installation should only be done by factory trained technicians Installation shou...

Page 23: ... 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 wh...

Page 24: ...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 b...

Page 25: ...ossible 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 11 on page 18 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 satisfactor...

Page 26: ...g pipes is 22mm 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 ...

Page 27: ...sulted 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 12 on page 20 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 mo...

Page 28: ...Chapter 2 Installation and assembly 20 LaserSense HSSD 2 Aspirating Smoke Detector Installers Handbook Figure 12 Detector installation options 2 1 1 Exhaust pipe 2 Sampling pipes ...

Page 29: ... 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 For the standard detector a single ribbon cable connected to the detector s front panel display connector For the command module Detector a twin ribbon cable one ribbon connected to the detector s front panel display connector and marked DI...

Page 30: ...ation 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 3 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 gland...

Page 31: ...onnections for a Standard detector Figure 14 Detector terminal block connections Item Name Description 1 BUSH 2 Addressable bus 2 high o p 2 2 BUSL 2 Addressable bus 2 low o p 2 3 BUSH 1 Addressable bus 1 high o p 2 4 BUSL 1 Addressable bus 1 low o p 2 5 SPARE Spare 6 SPARE Spare 7 SPARE Spare 8 FIRE 2 N O Fire 2 contacts 9 FIRE 1 N O Fire 1 contacts 10 PRE N O Pre Alarm contacts ...

Page 32: ...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...

Page 33: ...g 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 15 below shows the terminal block connections for the command module Figure 15 Command module terminal block connections 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 H1 Ad...

Page 34: ...ally 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 c...

Page 35: ...er cables need to be fitted with a ferrite ring inside the detector case two are provided The 24V and 0V wires should be long enough to form a loop around the ferrite wall Separate wires from the power cables should be kept as short as possible just enough to provide adequate stress relief Figure 16 and Figure 17 show the proper arrangement of top and rear entry power cables Figure 16 Top power ca...

Page 36: ...rrangement 1 Cable gland 2 Ferrite 3 Earth stud Power supply connections The detector may be powered by any EN 54 4 or UL ULC and FM compliant monitored 24 VDC power supply of sufficient capacity See Figure 18 Figure 18 Detector power supply connections 1 0 volt 24 VDC 2 Safety earth 3 24 VDC 4 0 volt 24 VDC 5 Safety earth 6 24 VDC ...

Page 37: ...e 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 RESET button and while holding this simultaneously press the TEST and ISOL buttons The RESET and ISOL buttons do not need to be enabled for this function When entering demonstration mode the detector front panel LCD display...

Page 38: ...ngs 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 20 shows an example where the address equates to 01100011 in binary or 1 x 1 1 x 2 0 x 4 0 x 8 0x 16 1 x 32 1 x 64 0 x 128 99 Figure 20 Sample DIP switch settings The full range of available addresses and their relevant switch s...

Page 39: ...1 1 0 35 1 1 0 0 0 1 0 0 100 0 0 1 0 0 1 1 0 36 0 0 1 0 0 1 0 0 101 1 0 1 0 0 1 1 0 37 1 0 1 0 0 1 0 0 102 0 1 1 0 0 1 1 0 38 0 1 1 0 0 1 0 0 103 1 1 1 0 0 1 1 0 39 1 1 1 0 0 1 0 0 104 0 0 0 1 0 1 1 0 40 0 0 0 1 0 1 0 0 105 1 0 0 1 0 1 1 0 41 1 0 0 1 0 1 0 0 106 0 1 0 1 0 1 1 0 42 0 1 0 1 0 1 0 0 107 1 1 0 1 0 1 1 0 43 1 1 0 1 0 1 0 0 108 0 0 1 1 0 1 1 0 44 0 0 1 1 0 1 0 0 109 1 0 1 1 0 1 1 0 45 1...

Page 40: ...ections 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 21 shows the configuration for a fault tolerant network Figure 21 Fault tole...

Page 41: ...o the Fire Panel via the Addressable Bus 1 and Bus 2 terminal block connections see Command module terminal block connections on page 25 for details In this configuration only one interface is required and all detector information is available through this interface one address per device APICs plug into a connector on the main PCB via a ribbon cable Once plugged in the addressable signaling line ...

Page 42: ...l 2 Addressable loop 3 APIC mounted inside the command module detector Start address 1 End address 127 4 Command module detector 5 Detector 1 6 Detector 127 7 Detector 2 8 Detector 126 In networks of less than 127 detectors in order to avoid unused addresses from reporting a Detector not Present fault it is required that a continuous unbroken range of detector addresses is set on the APIC ...

Page 43: ...panel 4 1 2 3 1 Addressable fire panel 2 Addressable loop 3 APIC mounted inside the detector 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 us...

Page 44: ... 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 26 below The cable connections are the same as the Standard detector cable connections Figure 26 Connecting a PC to the command module s RS 232 port ...

Page 45: ... Alarm levels 45 Alarm delays 45 ClassiFire override 45 ClassiFire alarm factor 45 Hour start of day and night operation 46 LDD enable 46 FastLearn ON 47 Auto FastLearn 47 Time delay override 47 Cascading alarms 47 Latching alarms 48 Latching faults 48 Remote day night 48 Remote reset enable 48 Remote isolate enable 48 Programmed isolate 48 Detector Address Number of detectors 48 Device text 49 Re...

Page 46: ...s protocol 52 Factory default 52 Auto learn scan devices 53 Looped bus class A network wiring connection 53 Poll timeout 53 Call centre 53 Password 53 Pager 54 Page on fault 54 Page on alarm 54 View event log 54 Diagnostics 54 Detector read 54 Loop errors 54 Dust separator condition 55 Relay tests 55 Watchdog trip count 55 Event log 55 Introduction The detector can be configured and programmed wit...

Page 47: ...ming Mode press one of the following program menu keys Menu Right or Left Arrow Enter 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 27 Setting the access code Note Pressing the Up or Down Arrow key has no effect until you press ...

Page 48: ...ss the Enter key or the Left Arrow key to activate the selection 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...

Page 49: ...Arrow keys to move to the next choice Once you reach the last entry in the sub menu press the RESET button to move back up to the Setup menu Pressing the RESET button at any time exits Programming Mode assuming the RESET button is enabled Figure 29 Navigating to the pre alarm level item Table 3 shows the full menu map for the detector showing the choices available within each menu and sub menu The...

Page 50: ...f 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 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 standar...

Page 51: ...17 45 Day start 0 23 46 Night start 0 23 LDD enable Yes No 46 FastLearn On Yes No 47 Auto FastLearn Yes No 47 Alarm Actions Delay override Yes No 47 Cascading alarms Yes No 47 Latching alarms Yes No 48 Latching faults Yes No 48 Remote day night Yes No 48 Remote reset Yes No 48 Remote isolate Yes No 48 Prog Isolate On Yes No 48 Detector Detector address 48 Device text 49 Reference Reference enable ...

Page 52: ...2 BMS protocol 0 2 command module only 52 Factory default Yes No 52 Bus Setup CM only Scan for devices Yes No 53 Numbers and addresses of detectors 53 Looped bus Yes No 53 Poll timeout 30 255 53 Pager CM only Call center 53 Password 53 Pager 54 Page on fault Yes No 54 Page on alarm Yes No 54 Log Menu View event log 200 Events 000 127 54 Diagnostic Menu Diagnostics Self Test Mode 1 127 54 Detector ...

Page 53: ...m 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 C...

Page 54: ...he detector Entries are made in 24 hour format e g 19 00 for 7pm 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 contaminants are being produced ClassiFire automatically detects the change in smoke level after the p...

Page 55: ...01 127 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 cir...

Page 56: ...er 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 us...

Page 57: ...ther 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 th...

Page 58: ...nections on page 23 and Command module terminal block connections on page 25 of this manual show the input terminal connections for the standard detector and command module 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...

Page 59: ...rflow 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 i...

Page 60: ...or 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 protocol 0 2 CM only This function sets the communications protocol for connection to a B...

Page 61: ...s 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 32 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 configura...

Page 62: ...gging events The event log can also be downloaded to a PC via the RS 232 serial port See Connecting to a PC on page 35 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 displays five values as shown 010 5 064 067 066 067...

Page 63: ... 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 o...

Page 64: ...s Handbook 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 a new event occurs the oldest event in the buffer is discarded ...

Page 65: ...mmissioning Summary This chapter provides information to commission the detection system Content Introduction 58 Commissioning 58 Precommissioning preparation 59 Acclimation period 59 Transport time verification 60 Gross smoke testing 60 Aerosol smoke spray 60 Wire burner tests 61 ...

Page 66: ...ith higher levels of background particulate matter testing methodology would be similar to that of standard point detectors Commissioning 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 identifi...

Page 67: ...ter 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 sensitivity settings Precommissioning preparation Commissioning is recommended after all construction has been completed and cleaned of any lingering post construction dirt If ambient monitoring conditions are recorded before the in...

Page 68: ...s smoke testing The gross smoke test is a measurement of the amount of time elapsing from the activation of the smoke generating medium until Pre Alarm 1 and Alarm 1 is reached This test should be repeated at least three times with consistent results Recommended smoke generating medium is aerosol simulated smoke or wire burner Aerosol smoke spray There are a number of commercially available aeroso...

Page 69: ...od very little smoke is given off Notes The wire is subject to cooling if positioned in direct contact with air flows and may need to be shielded The wire cross section should be American Wire Gauge AWG 10 with the following diameter and area Diameter 2 59 mm or 0 10189 in Cross Section Area 5 0 mm or 0 00775 in Wire burner Test 2 optional WARNING The following test is considered to produce suffic...

Page 70: ...Chapter 4 Commissioning 62 LaserSense HSSD 2 Aspirating Smoke Detector Installers Handbook ...

Page 71: ...D 2 Aspirating Smoke Detector Installers Handbook 63 Chapter 5 Troubleshooting Summary This chapter provides information to troubleshoot the detection system Content Troubleshooting the detector 64 Error messages 66 ...

Page 72: ...cent 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 47 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 54 and Event log on page 55 for details Check that d...

Page 73: ...haust to the protected area to ensure nominal flow Low Flow error message 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 51 in Chapter 3 for details Check that the low flow fault threshold is not set too high Refer to Airflow monitoring on page 51 for details Consider increasin...

Page 74: ... addresses specified Check the wiring Comms fault The command module has polled a detector and no response has been received after the specified poll timeout value See Poll timeout on page 53 for details Bad access code An incorrect access code has been entered Enter the correct code Battery fault This indicates either that the standby battery has discharged to a predetermined level or that no sta...

Page 75: ...r provides scheduled and unscheduled maintenance procedures Content Introduction 68 Scheduled maintenance 68 Maintenance procedures 69 Visual check 69 Gross smoke test 69 Transport time verification test 69 Detector sensitivity test 69 Cleaning the detector 70 Replacing the dust separator Filter cartridge 70 ...

Page 76: ...udent to disconnect or isolate the detector from the fire panel during maintenance to prevent unintentional alarm activations The detector should be powered down during internal cleaning use an air duster can or dry air gun Table 8 Maintenance plan Step Procedure 1 Check detector wiring and pipework for damage 2 Check original design is still valid e g changes due to building upgrades 3 Check dete...

Page 77: ...se must be verified by the detector Smoke from a punk or cotton wick may be used Aerosol test smoke may also be used Note For cleanroom applications consult with supplier for gross smoke test methods Transport time verification test The maximum transport time of the pipe network must be measured and compared to the recorded transport time at commissioning Refer to Transport time verification on pa...

Page 78: ... the Remote Control Software User Guide or SenseNET Software User Guide It is recommended that dust separators be changed at an interval of not more than 3 years After replacing the filter the detector must be put into FastLearn mode to reset the filter condition reading As dust contained in the dust separators may expose maintenance personnel to a Nuisance Dust hazard as defined by the Control of...

Page 79: ...a FastLearnTM routine 5 Place the front cover back onto the detector Figure 30 below shows how the dust separator filter cartridge is replaced Make sure to push the cartridge fully home or the detector will fail to register its presence and will continue to indicate Separator change Figure 30 Replacing the dust separator filter cartridge 1 Filter 2 New filter 3 Old filter ...

Page 80: ...Chapter 6 Maintenance 72 LaserSense HSSD 2 Aspirating Smoke Detector Installers Handbook ...

Page 81: ...Handbook 73 Appendix A External communications Summary This chapter provides information on other supported external communication methods Content BMS protocols on the detector command module 74 Paging from the command module 76 Configuring the software 76 ...

Page 82: ...mmunications 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 9 BMS protocols Protocol number Protocol 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 t...

Page 83: ... properties Device object Analog Input objects 0bject_Identifier 0bject_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 Ma...

Page 84: ...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 Pager They are ...

Page 85: ...al DACT Digital alarm comm transmitter DC Direct current DET Detector EOLD End of line device EOLR End of line resistor FM Factory Mutual FSD Full scale deflection ft Feet HSSD High sensitivity smoke detector Hz Hertz frequency in Inches LCD Liquid crystal display LED Light emitting diode MEA Materials and Equipment Acceptance Division of the City of New York NAC Notification appliance circuit N C...

Page 86: ...llers Handbook PCB Printed circuit board pF Pico farads P N Part number PSU Power supply unit RAM Random access memory SLC Signaling line circuit TB Terminal block UL ULI Underwriters Laboratories Inc V Volts VAC Volts AC VDC Volts DC VRMS Volts root mean square ...

Page 87: ...he detector address 30 Display types 11 F Fault tolerant detector loop configuration 32 G Gross smoke testing 60 I Installation 15 Electrical installation 22 Mechanical installation 19 Interfacing with fire alarm panels 30 M Maintenance 69 N Nonfault tolerant serial configuration 32 P Paging from the command module 76 Programming detector functions 42 Main menu 40 Navigating 40 programming mode in...

Page 88: ...Index 80 LaserSense HSSD 2 Aspirating Smoke Detector Installers Handbook ...

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