Securiton ASD 531 Technical Description Download Page 1

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Securiton AG Alpenstrasse 20 3052 Zollikofen Switzerland

T 140 416 en

ASD 531

Aspirating Smoke Detector

Technical description

as of firmware version 01.00.08

Summary of Contents for ASD 531

Page 1: ...Securiton AG Alpenstrasse 20 3052 Zollikofen Switzerland T 140 416 en ASD 531 Aspirating Smoke Detector Technical description as of firmware version 01 00 08...

Page 2: ......

Page 3: ...sted in this document is always released or changed at the same time as the German edition If there are inconsistencies between the foreign language documentation and the German documentation the Germ...

Page 4: ...T 140 417 de en Material for the sampling pipe T 131 194 Multilingual ED FI Commissioning protocol T 140 418 Multilingual EDFI Data sheets XLM 35 T 140 088 de en fr it es pt sv RIM 36 T 140 364 de en...

Page 5: ...safety related information Warning The product may be damaged if the warning information is not heeded Description of which damage can occur Measures and preventative actions How dangers can be averte...

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Page 7: ...Document history ASD 531 Technical description T 140 416 en 7 105 Document history First edition Date 15 10 2015...

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Page 9: ...1 Power supply 19 2 2 2 Fan control 20 2 2 3 Microcontroller 20 2 2 4 Programming operation 21 2 2 5 Displays 22 2 2 6 Relay 22 2 2 7 Outputs 23 2 2 8 Input 23 2 2 9 Interfaces 23 2 2 10 Airflow monit...

Page 10: ...ling holes in equipment monitoring 42 4 6 Air recirculation 43 4 7 Settings 44 4 8 Electrical installation 45 4 8 1 Installation cable requirements 45 4 8 2 Determining the conductor cross section 46...

Page 11: ...Air flow tolerance delay time 75 7 2 1 3 Self holding relay 75 7 3 Starting up 75 7 3 1 Commissioning procedure 76 7 3 2 Setting the alarm threshold without ASD Pipeflow calculation 76 7 3 3 Setting...

Page 12: ..._________ 10 Faults 98 10 1 General 98 10 2 Warranty claims 98 10 3 Finding and rectifying faults 99 10 3 1 Fault states 99 ____________________________________________________________________________...

Page 13: ...36 Relay Interface Module with 5 relays With the installation of a eXtended Line Module XLM 35 the ASD 531 aspirating smoke detector can be ideally connected to the fire alarm systems SecuriFire Secu...

Page 14: ...over contacts to all common fire alarm systems virtually without restrictions 1 3 Abbreviations symbols and terms The following abbreviations symbols and terms are used in the Technical Description T...

Page 15: ...elay Port Input or output component PVC Polyvinyl chloride plastic RAM Memory component RIM 36 Relay Interface Module RoHS Restriction of Certain Hazardous Substances eco friendly manufacturing proces...

Page 16: ...identified only with a sticker showing the article number The manufacturer identifies these parts by article number 3052 Zollikofen Switzerland 11 2000002 01 01 XXYYZZ XX YY ZZ Securiton 022 XXXXXX Sc...

Page 17: ...o the ASD 531 aspirating smoke detector such as sampling pipe and mounting material The firmware is located on the Flash PROM in the ASD 531 An EEPROM is fitted for storing and saving system specific...

Page 18: ...ed via a potential free change over contact to a superordinate fire alarm control panel The operational reliability of the aspirating smoke detector depends on the functional reliability of the smoke...

Page 19: ...low 13 VDC 0 0 3 VDC the ASD 531 triggers an undervoltage fault Fan Connection possibilities of the additional modules 1 x XLM 35 to 1 x RIM 36 to Option1 Option3 16 L1 C1 G1 L2 C2 G2 LED2 LED1 XLM 35...

Page 20: ...ow ered up the speed is kept constant Any blocking of the fan is detected by evaluating the motor speed If the specified threshold is undershot the fan supply is switched off and a fault is signalled...

Page 21: ...t the reset in the ASD 531 triggers a fault in the superordinate line of the FACP To aid commissioning the ASD 531 there are three rotary switches and two DIP switches inside the device on the AMB 31...

Page 22: ...er contacts with the following assignments RIM 36 optional Unit Relay designation Function events AMB 31 Rel 1 Fault Fault all events ASD inactive Rel 2 Alarm Smoke sensor alarm release RIM 36 from AM...

Page 23: ...s normal state after an event The input is potential free opto isolator It can be actuated both on the plus and on the minus side The input operates in the 5 to 30 VDC range and has a pulse bandwidth...

Page 24: ...nd clean When all switches of the Airflow DIP switch are on OFF any change in this value greater than 20 i e below 80 dirt pipe block age or above 120 pipe breakage triggers an airflow fault after the...

Page 25: ...xceeds 1 000 events the oldest event is deleted The event memory as a whole can be de leted only by the manufacturer The event memory be read out using an SD memory card 2 2 15 Data logging on the SD...

Page 26: ...initial reset is triggered according to the information in Sec 7 3 5 An initial reset determines the basic data e g connected sampling pipe airflow data which is then saved on the ASD 531 The airflow...

Page 27: ...he detector housing is a fan which in conjunction with the sampling pipe ensures an uninterrupted supply of air to the detector housing Airflow monitoring detects any pipe blockages and pipe breakages...

Page 28: ...locks 2 x cable screw unions M20 Reserved openings for cable screw unions 1 x M20 1 x M25 Fan unit Air outlet AMB 31 Main Board Device terminals Indication and operation elements for commissioning 2 x...

Page 29: ...collector outputs Microcontroller with ports RAM Flash PROM EEPROM etc Lithium battery RTC clock 3 rotary switches 2 DIP switches and 3 LED displays for configuration setting 10 LEDs for airflow disp...

Page 30: ...become null and void as a result Copyright by Securiton All ASD 531 firmware is subject to the manufacturer s copyright Any unauthorised intervention on the firmware misuse copying or unauthorised tra...

Page 31: ...sent has been obtained A special tool is required for mounting and handling the ASD 531 Torx screws Please refer to the list in Sec 5 1 3 5 Packaging The detector housing is delivered in a customised...

Page 32: ...he responsible tech nical bodies and authorities Danger The country specific regulations and guidelines apply as a matter of principle to the intended use planning and application of the ASD 531 aspir...

Page 33: ...er retaining boxes etc The end result of the calculation software specifies the parameters required for a norm compliant trigger in accordance with EN 54 20 Class A to C after which the parameters are...

Page 34: ...n the AMB 31 must then be set accordingly Class rotary switch Sensitivity range 1 2 3 Holes sensitivity rotary switch 1 10 000 1 202 0 144 2 8 683 1 044 0 125 3 7 539 0 906 0 109 4 6 546 0 787 0 095 5...

Page 35: ...rt trap boxes it is imperative that you use the ASD PipeFlow calculation software The ASD PipeFlow calculation software must be used when planning equipment monitoring The ASD PipeFlow calculation sof...

Page 36: ...ithout ASD PipeFlow calculation the maximum tube lengths and number of sampling holes specified in Sec 4 4 4 2 must not be exceeded 90 bends are to be used instead of 90 angles for any changes in dire...

Page 37: ...with ASD PipeFlow calculation If planning without ASD PipeFlow calculation make sure the sampling pipe tube networks are set up symmetrically max symmetry deviation of 10 This concerns tube layout as...

Page 38: ...aximum tube lengths and number of sampling holes can be found in the tables in Sec 4 4 4 2 based on the response grades Fig 9 Sampling pipe definitions 4 4 4 1 Detector sensitivity setting without ASD...

Page 39: ...calculation To ensure that all the sampling holes take in the same amount of air the diameter of the sampling hole on the sampling tubes fitted must increase as the distance from the detector housing...

Page 40: ...if necessary be made in the sampling pipe immediately after the detector housing The maintenance sampling hole must be drilled with a hole diameter of 3 5 mm The distance from the detector housing mus...

Page 41: ...Classes A and B compliant with EN 54 20 Equipment monitoring applications using the ASD 531 are additional monitoring applications to space surveil lance Planning with the ASD PipeFlow calculation sof...

Page 42: ...g air On objects with a high air flow rate strong ventilation the sampling holes should be fitted with SF ABS sam pling funnels for optimal smoke detection Symmetry is not required for the sampling fi...

Page 43: ...back to the climate zone of the sampling holes It is imperative that the ASD PipeFlow calculation software is used to calculate the sampling pipe The maximum length of the pipe for the air recirculati...

Page 44: ...s reported as a fault Please note and ad here to the following information Warning For normative systems the setting 20 300 s is required Other values are not EN tested and may be used only after cons...

Page 45: ...les must be used for the outbound and return lines for addressable loop technologies Further the manufacturer s specifications for the FACP concerning maximum line length cable type shielding etc of t...

Page 46: ...n into account when the current is calculated To ensure the ASD 531 is able to operate fault free the conductor cross section must be rated so that the maximum required power consumption is available...

Page 47: ...ecified must not be exceeded Several rooms may only be monitored by one and the same aspirating smoke detector if so permitted by the relevant guideline e g DIN VDE 0833 2 in Germany VKF Cantonal Fire...

Page 48: ...type approvals The environmental conditions as described in Sec 13 must also be observed Non observance can negatively impact proper functioning of the ASD 531 Notice For special applications e g in...

Page 49: ...aterials are usually supplied by the customer Tools for handling the detector housing the tools listed below are required for mounting and installation sor ted in the sequence in which they are used i...

Page 50: ...materials are available Material Connection PVC polyvinyl chloride contains halogen Gluing ABS acrylonitrile butadiene styrene contains halogen Gluing PA polyamide contains no halogen Plug in connecti...

Page 51: ...of more than 20 C at both the sampling pipe and on the detector housing This also applies to temperature differences of more than 20 C between sampling pipe and detector housing An easily accessible i...

Page 52: ...pen closing and securing the detector housing Once the detector housing is open the four mounting holes in the housing base are accessible The detector housing is secured using the four supplied Torx...

Page 53: ...belling strips accordingly see Sec 5 4 4 To prevent the ingress of dirt the detector housing ships with the pipe plugs fitted Likewise all the cable screw unions are sealed If there is a return sampli...

Page 54: ...rise gently toward the ASD housing Fig 17 Removing the air outlet pipe plug 5 4 4 Turning the labelling strip Open the detector housing to turn the labelling strips Use the tab to pull the labelling s...

Page 55: ...ust be followed Before gluing use household paper to remove any dust and grease deposits from the surfaces to be glued do not use textile cloths If the tube parts are very dirty a clean ing agent as s...

Page 56: ...unt increases as the tempera ture at the time of installation deviates from the usual operating temperature Linear expansion can be calculated as follows Calculation L L x T x L Linear expansion in mm...

Page 57: ...thereof is laid out vertically e g in a riser make sure the tubes cannot slide down secure clips directly below the fittings as shown in Fig 21 The sampling pipe must be fastened so that the tube is a...

Page 58: ...quickly during maintenance work on the monitored objects The click on pipe clamps are screwed onto the support rails by means of threaded plates The support rails are best fastened at right angles to...

Page 59: ...used The flexible tube is simply snapped into the quick release coupling and snapped out of it again just as easily for maintenance work Warning Make sure the interfaces of the flexible tube are impl...

Page 60: ...tubes PVC ABS At each required position in the sampling pipe drill a hole 8 5 mm in diameter uniform The holes are made at right an gles in the centre of the pipe axis as shown in Fig 25 The sampling...

Page 61: ...the ASD Pipe Flow calculation software Warning Make sure the interfaces of the flexible tube are implemented cleanly so that the sealing ring in the quick release coupling is not damaged When clickin...

Page 62: ...vice should be used in combination with a dust retaining box or a dirt trap box and a filter box and or filter unit Filter boxes filter units dirt trap boxes dust retaining boxes and water retaining b...

Page 63: ...wiring work on the ASD 531 There are two M20 cable screw unions in the detector housing for feeding in the electrical installation If needed an additional two cable screw unions 1 x M20 1 x M25 can b...

Page 64: ...commissioning the ASD 531 Before installing the smoke sensor check that the insect protection screens are properly fitted to the smoke sensor chamber at the air inlet and outlet The smoke sensor chamb...

Page 65: ...SD memory card or when subsequently removing an additional module e g because it is not being used the additional modules must first be logged off via operation on the AMB 31 Main Board 3 switch posi...

Page 66: ...feedback signals according to Fig 39 6 Output fault OC all fault events 7 Output Alarm OC 8 Rel 1 NO Fault Connection of the line according to Fig 36 to Fig 37 and specifications of the used line 9 Re...

Page 67: ...e loop according to Fig 35 or Fig 38 see also Sec 8 5 5 C2 GND B G2 Screen 6 5 3 Terminal assignment for RIM 36 Relay Interface Module RIM terminal Signal Wiring 1 Rel 1 NO Pre signal 1 Local info or...

Page 68: ...To determine the required power supply and cable cross section the calculations set out in Sec 4 8 2 must be carried out in all cases For applications with redundant power supply the calculations must...

Page 69: ...elays with a contact load of over 1 A should generally be used e g PMR 81 semi conductor relay see Fig 34c The ASD supply path routed via the auxiliary relay contact must be short circuit proof or rou...

Page 70: ...dant supply Fig 35 Control via the Reset external input from line plus supply from FACP from line plus local supply from OC output via relay or PMR 81 from FACP supply from OC output via PMR 81 or rel...

Page 71: ...put output card or control module The output is programmed via the FACP software using the Zone Off and Reset functions A normal relay or PMR 81 semi conductor relay can be used as the control relay F...

Page 72: ...ce with Fig 38 L1 to L1 C1 to C1 etc 6 6 5 OC outputs The ASD criteria Alarm and Fault all fault events are available as OC outputs Parallel and feedback indicators or other consumers e g relays can b...

Page 73: ...switching on the smoke detector and any additional modules in the detector box must be fitted and connected to the AMB 31 main board by means of the supplied flat cable See also Sec 6 3 and 6 4 Before...

Page 74: ...he response sen sitivities of the smoke sensor calculated by ASD PipeFlow have to be programmed on the ASD 531 with ASD Config using the rotary switches Class Holes as described in Sec 4 3 1 1 The fol...

Page 75: ...nly if at the same time the delay time of the airflow monitoring is increased to at least 10 min Due to the very high sensi tivity of the airflow monitoring when the window size is below 20 and the de...

Page 76: ...s Notice If there is a false or invalid entry e g EN Class A with 9 holes LEDs Class and Holes begin to flash after a delay time After a second delay time the ASD triggers a fault Point of departure t...

Page 77: ...ity range 2 is set 3 Turn rotary switch Holes to position A Sensitivity 10 is set Notice If there is a false or invalid entry e g EN Class A with 9 holes LEDs Class and Holes begin to flash after a de...

Page 78: ...after the fan speed has been changed After an FW upgrade an initial reset is required only if expressly mentioned in the relevant firmware descrip tion Before performing an initial reset after switch...

Page 79: ...Indicator Procedure remarks 1 Turn rotary switch Mode to position 6 2 Press key Set Res Airflow LED bar flashes Start logoff procedure duration approx 15 s 3 Electrically disconnect ribbon cable the r...

Page 80: ...s comply with EN 54 20 Changing the parameters may result in non compliance with EN 54 20 Adjustments and modifi cations to the ASD 531 may be carried out only by the manufacturer or by trained techni...

Page 81: ...ng LED Fault flashes about 60 s ASD continues running with the previous installa tion specific settings FW upgrade is completed Notice Afterwards normal data logging begins automatically on the still...

Page 82: ...on pipe blockage 100 direction pipe breakage Notice According to EN 54 20 a change in the airflow that is greater than 20 must be reported as a fault After an ini tial reset the airflow shows 100 in t...

Page 83: ...rect alarm transmission zone area triggering on the FACP If there are pre signals they are also actuated 7 7 1 Checking the alarm release When commissioning and after any changes repairs to the sampli...

Page 84: ...ault LED is lit Put ASD into operating state again Fault is not reset reset from FACP 9 Test pre signal Turn rotary switch Mode to position 4 10 Press key Set Res three times Alarm LED flashes 2 Hz AS...

Page 85: ...r 8 1 Operation and display elements Fig 44 View of the operation and display elements The control unit has a Reset key for resetting triggered events alarms faults directly on the ASD 531 Three rotar...

Page 86: ...e on the AMB 31 main board These elements are used when commissioning the ASD 531 Device settings for pre defined system limits can be called up These pre defined positions are stored with normative v...

Page 87: ...that the reset in the ASD 531 triggers a fault in the superordinate line of the FACP 8 5 Displays 8 5 1 Displays on the control unit Several LEDs on the control unit indicate the current status of the...

Page 88: ...LEDs is described Sec 8 5 2 8 5 3 1 Data logging on the SD memory card Smoke level and airflow values The smoke level and airflow values as well as the current status of the sampling tube net work for...

Page 89: ...meters initial reset time out airflow too low G70 RIM faults G71 XLM faults G73 Memory card faults G80 AMB faults undervoltage clock G81 Operating system faults 8 5 4 3 Event codes within event groups...

Page 90: ...2 Isolate smoke sensor switched on 004 Isolate smoke sensor switched off normal operation 008 Isolated pre signal 1 smoke sensor 016 Isolated pre signal 2 smoke sensor 032 Isolated pre signal 3 smoke...

Page 91: ...peration and displays on the XLM 35 Fig 45 XLM 35 operation and display The two LEDs on the XLM 35 indicate the communication state LED 1 yellow State XLM 35 addressable loop lights only if supply fro...

Page 92: ...e manu facturer if the operator does not have the required service personnel trained by the manufacturer The statutory national directives DIN VDE 0833 1 Cantonal Fire Insurance Union governing mainte...

Page 93: ...e set sensitivity see examples and check the sampling pipe as follows An increase in the value more than 100 tends to indicate pipe breakage check the sampling pipe for leaks junctions fittings etc A...

Page 94: ...Then re insert the air flow sensor as indicated in Sec 9 4 3 make sure it is correctly seated inside the holder 11 Switch the ASD back on again and wait until the fan has reached its optimal speed at...

Page 95: ...all the inter nal cable connections including fan connection The plug in terminals 1 to 21 do not necessarily have to be unplugged After removing the retainer screws on the AMB 31 using a Torx T10 scr...

Page 96: ...ts holder To do so press the air flow sensor by its grip tabs C towards the housing base until the lock tab snaps over the air flow sensor Attention do not press on the connection wires of the air flo...

Page 97: ...rer has implemented a monitored and ap proved disposal system This service is available worldwide at cost price Materials used in the ASD 531 Detector housing PC ABS Smoke sensor SSD 31 Lexan PC Fan h...

Page 98: ...d and qualified personnel Handling is permis sible only when the measures for protection against electrostatic discharge are observed and heeded 10 2 Warranty claims Failure to observe the aforementio...

Page 99: ...ensor cham ber and insect protection screen Check and clean sampling pipe and if necessary filter box filter unit Replace smoke sensor G11 smoke sensor faults part 1 Code Meaning Check Possible causes...

Page 100: ...or defective missing Air flow sensor Connection line Not fitted not mounted Connection line defective LS sensor defective replace G50 fan faults Code Meaning Check Possible causes and remedy 001 Tacho...

Page 101: ...rectly attached or defective check replace Module removed and not logged off Module defective replace 064 XLM fault too many XLMs Number of XLMs Only 1 XLM permitted G72 SD memory card SIM faults Code...

Page 102: ...of cooling sections in the sampling pipe Notice Operation and application under extreme conditions may be implemented only after consulting with the manufac turer and under his supervision The use of...

Page 103: ...0005 01 XX SD memory card industrial version 11 4000007 01 XX Printed circuit board AMB 31 main board 11 2200012 01 XX Aspirating Fan Unit AFU 32 complete 11 2200008 01 XX Air Flow Sensor AFS 32 11 22...

Page 104: ...ing without condensation 30 70 C Ambient pressure difference between detector housing and sampling pipe sampling holes must be identical Humidity ambient condition for detector housing transient witho...

Page 105: ...19 Cutting the tubes 57 Fig 20 Assembling the tubes 57 Fig 21 Vertical sampling pipe 57 Fig 22 90 bend branching point 57 Fig 23 Screw free fastening of a sampling fixture 58 Fig 24 Transition from f...

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