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Edwards LaserSense Nano, Installation Handbook

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LaserSense Nano 

Aspirating Smoke Detector 

Installers Handbook 

 

P/N 9-14564 (EN) • REV 02 • ISS 11ABR13 

Summary of Contents for LaserSense Nano

Page 1: ...LaserSense Nano Aspirating Smoke Detector Installers Handbook P N 9 14564 EN REV 02 ISS 11ABR13...

Page 2: ...unty Durham SR7 7PP United Kingdom Certification 0832 0832 CPD 1312 EN 54 20 2006 Aspirating smoke detectors for fire detection and fire alarm systems for buildings Class A B and C Technical data See...

Page 3: ...allation and configuration 7 Introduction 8 Antistatic precautions 8 System design 9 Installation 16 Configuration 23 Chapter 3 Commissioning 27 Introduction 28 Precommissioning preparation 28 Commiss...

Page 4: ...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...

Page 5: ...e 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 T...

Page 6: ...ss of installation each sampling hole must be no less sensitive than the following Class A 0 80 obs m Class B 1 66 obs m Class C 7 54 obs m The calculation can be further refined by leaving a working...

Page 7: ...apter 1 Product and component descriptions Summary This chapter provides descriptions of the detector features specifications and controls and indicators Content Introduction 2 Available software for...

Page 8: ...epresenting the level of smoke present ClassiFire intelligence also monitors the detector chamber and dust separator for contamination continually adjusting the appropriate operating parameters to cou...

Page 9: ...erating temperature range 10 to 60 C EN 54 20 32 to 100 F 0 to 38 C UL 268 CAN ULC S529 FM Operating humidity range 0 to 90 relative humidity noncondensing EN 61010 1 Pollution degree 1 EN 61010 1 Ins...

Page 10: ...default position Alternatively this can happen if the INPUT terminals are left open circuit and DIP switch 7 is OFF 4 OK Illuminates to confirm normal operation During initial setup the OK LED will fl...

Page 11: ...glue pipes into the detector to allow for future removal 3 Aspirating fan connector lead If this lead is broken or not connected the fan will not turn and the detector will indicate a FLOW fault 4 Ma...

Page 12: ...isk of exposure to the laser 13 Detector laser head cover plate This protects the laser head The plate should not be removed from the detector 14 Replaceable dust filter This simply slides in and out...

Page 13: ...oduction 8 Antistatic precautions 8 System design 9 Sample pipe networks 10 Air handling unit installation 10 Below or above the ceiling installations 11 Return air duct sampling method 13 Return air...

Page 14: ...y other local national or installation requirements or standards WARNING Electrocution hazard All connections should be made with the power turned off Antistatic precautions This system contains stati...

Page 15: ...On branch designs the same number of sampling holes must be used on each branch Table 2 Sample pipe network parameters Total pipe length Max amount elbows Max sampling points Sampling hole size Capill...

Page 16: ...um sampling pipe length is reduced to 33 feet 10 meters Air handling unit installation No more than one air handling unit may be protected with one Nano detector In this application ensure that the sa...

Page 17: ...rom areas which may be at different air pressure from the detector location Typical uses are for air duct sampling and allowing the installation of the detector in under floor or ceiling voids or when...

Page 18: ...d configuration 12 LaserSense Nano Aspirating Smoke Detector Installers Handbook Figure 5 Installation with detector mounted in ceiling void no exhaust piping 1 2 4 3 1 Sampling pipe 2 Sampling hole 3...

Page 19: ...one major disadvantage If the ventilation becomes inoperative the air flow through the duct system ceases and the smoke detection system becomes ineffective Figure 6 Return air duct sampling 1 1 4 to...

Page 20: ...er than six duct widths but as far as possible from inlets bends or deflection plates Locate the sampling pipe such that dampers do not restrict airflow at the sampling pipe The sampling pipe should b...

Page 21: ...ould be in the direction of the airflow with an end cap When using the air grill sampling without another sampling method the smoke detection system will be ineffective when the ventilation system is...

Page 22: ...e exhaust port back to the same air pressure zone as the sampling holes All wiring must comply with NEC NFPA 70 CSA C22 1 local codes and standards and the requirements of the local AHJ All signal cab...

Page 23: ...ble and will void the warranty on the product Drop the detector or use excessive force when fitting sampling pipes as this may damage the detector Connect internal 0 volt terminals to local earth Use...

Page 24: ...pipe 3 4 in pipe or 25 mm pipe with a 3 4 in sleeve adapter If the protected area is at a lower atmospheric pressure than the location in which the detector is installed e g a closed air conditioned...

Page 25: ...elow shows the terminal block connections that connect the Nano detector to other electronic components It is recommended that all connection wires are marked with suitable identification labels or co...

Page 26: ...dentify detector Use screened cable Connect screen to SCREEN terminal Earth the screen at one end ONLY if using a chain of detectors connected to a Command Module earth the cable screen at the Command...

Page 27: ...that the relay connection wires be looped once around a suppression ferrite provided There should be about 1 1 4 inch 30 mm of wire between the end of the ferrite and the terminal block to give adequ...

Page 28: ...osed C Common NO Normally open 1 Detector 2 Fire alarm control panel FACP 3 Ground 4 Power supply unit PSU 5 Opens on power failure 6 Short will indicate Alarm 7 Short will indicate Pre Alarm 8 PSU fa...

Page 29: ...ragraphs following the table to determine the proper switch setting for the application Figure 12 Configuration DIP switch Table 4 DIP switch settings Setting Switch 1 Switch 2 Switch 3 Switch 4 Switc...

Page 30: ...dust filter monitoring system not recommended Note Enabling this feature means that nuisance alarms due to fluctuations in ambient pollution levels become more likely Flow limit offset Flow limit off...

Page 31: ...d to be retained Final installation Once the power and signal connections are made place the detector cover onto the unit and secure the cover to the unit using the cover mounting screw Note The detec...

Page 32: ...Chapter 2 Installation and configuration 26 LaserSense Nano Aspirating Smoke Detector Installers Handbook...

Page 33: ...r 3 Commissioning Summary This chapter provides information to commission the detection system Content Introduction 28 Precommissioning preparation 28 Commissioning checklist 28 Acclimation period 29...

Page 34: ...ined technicians in accordance with applicable standards Precommissioning preparation Commissioning should be performed after all construction has been completed and cleaned of any lingering post cons...

Page 35: ...be accounted for Transport time verification A maximum transport time verification test measures the amount of time it takes for the detector to respond to smoke that enters the sampling point furthes...

Page 36: ...The by products of overheated PVC insulation can be detected by the Nano Wire burner Test 1 optional The following test is considered unlikely to produce hydrochloric acid vapor This test may be under...

Page 37: ...east 16 Amps rating per wire for a period of 1 minute 2 The system will respond within 120 seconds following de energization After this period most of the insulation should be burned off Note The wire...

Page 38: ...Chapter 3 Commissioning 32 LaserSense Nano Aspirating Smoke Detector Installers Handbook...

Page 39: ...Sense Nano Aspirating Smoke Detector Installers Handbook 33 Chapter 4 Troubleshooting Summary This chapter provides information to troubleshoot the detection system Content Troubleshooting the detecto...

Page 40: ...nd entry Check that day night switchover times are appropriately set to reflect active and nonactive periods Elevated smoke levels do not generate alarms Check that detector is not isolated or in Fast...

Page 41: ...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 Low Flow error message...

Page 42: ...Chapter 4 Troubleshooting 36 LaserSense Nano Aspirating Smoke Detector Installers Handbook...

Page 43: ...ter provides scheduled and unscheduled maintenance procedures Content Introduction 38 Scheduled maintenance 38 Maintenance procedures 39 Visual check 39 Gross smoke test 39 Transport time verification...

Page 44: ...listed in Table 6 below Notes It is prudent to disconnect or isolate the detector from the fire panel during maintenance to prevent unintentional alarm activations The detector should be powered down...

Page 45: ...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 Tr...

Page 46: ...her 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 dete...

Page 47: ...irating Smoke Detector Installers Handbook 41 8 Replace the detector cover and secure it into place 9 Initiate a FastLearn routine by reenergizing the detector Figure 13 Location of dust separator car...

Page 48: ...Chapter 5 Maintenance 42 LaserSense Nano Aspirating Smoke Detector Installers Handbook...

Page 49: ...or Installers Handbook 43 Appendix A Communications card and APIC Summary This appendix provides information about the communication card and the APIC Content Optional communications card 44 Setting t...

Page 50: ...address DIP switch 4 M3 x 6 fixing screw provided with the card 5 Support spacer nylon provided with the card 6 RS 232 serial port Use 9 pin D type null modem cable to connect to a PC If the communic...

Page 51: ...ctor is powered down for any reason Installation of the communications card also provides the detector with RS 485 network communication via the A B and SCREEN terminals on the detector main board Fig...

Page 52: ...0 0 0 0 76 0 0 1 1 0 0 1 0 12 0 0 1 1 0 0 0 0 77 1 0 1 1 0 0 1 0 13 1 0 1 1 0 0 0 0 78 0 1 1 1 0 0 1 0 14 0 1 1 1 0 0 0 0 79 1 1 1 1 0 0 1 0 15 1 1 1 1 0 0 0 0 80 0 0 0 0 1 0 1 0 16 0 0 0 0 1 0 0 0 8...

Page 53: ...1 1 1 1 0 60 0 0 1 1 1 1 0 0 125 1 0 1 1 1 1 1 0 61 1 0 1 1 1 1 0 0 126 0 1 1 1 1 1 1 0 62 0 1 1 1 1 1 0 0 127 1 1 1 1 1 1 1 0 63 1 1 1 1 1 1 0 0 64 0 0 0 0 0 0 1 0 Optional APIC When a command modul...

Page 54: ...Detector Installers Handbook Note Some addressable protocols may limit the maximum number of device addresses to less than 127 Some protocols may not support all of the available alarm levels and fau...

Page 55: ...California State Fire Marshal 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 H...

Page 56: ...ook NYC New York City 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 Laborator...

Page 57: ...earn 25 28 41 Fixed alarms 24 Flow delay 24 I Indicators 4 Input connection 21 Input select 24 Installation 16 Electrical installation 19 Installation guidelines 16 Mechanical installation 17 M Mainte...

Page 58: ...Index 52 LaserSense Nano Aspirating Smoke Detector Installers Handbook...

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