Stratos HSSD-2 â¢ INSTALLER'S HANDBOOK

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The settings of a compliant system should be recorded, as it is possible by changing certainprogrammable functions to make the system non-compliant. If functions are changed,it is recommended that the system is retested if continuing compliance is in any doubt.!IMPORTANT NOTEFor EN 54-20 compliant installations the detector requires that the flowthresholds be set manually to ±6% of the nominal value, after the FastLearnphase is completed. For example, if the flow rate is 64% after the completion ofthe FastLearn period, the user must manually set the low flow threshold to 58%and the high flow threshold to 70%.6 ExternalCommunications6.1 BMS protocols on the Stratos-HSSD 2 Command ModuleThe Command Module of the Stratos-HSSD 2 has a second RS232 port that can beused to send messages to a pager or compatible GSM phone using a modem or to enableconnection to a Building Management System (BMS). This comprises the terminals“RS 232 Tx” (transmit), “RS 232 Rx” (receive) and “GND” on the green terminal blockinside the unit (see section 5.3.2, Command Module terminal block connections”).Set-up of the Command Module is done using three functions; BMS protocol ,Page on fault and Page on alarm (see sections 3.4.33, 3.4.41 and 3.4.42respectively).When either Page on fault or Page on alarm is enabled the second serial port isreserved exclusively for paging purposes by setting BMS protocol to 0 (TAP paging).Programmable function BMS protocol sets the communications format that is usedby the second serial port to communicate with the BMS. Setting BMS protocol toanything other than 0 (Tap paging) will disable functions Page on fault and Pageon alarm if they are enabled.BMS Protocol numbers are as follows:protocolnumber0 TAP paging (default).protocol1 Output only. Events are sent in the same Ascii text format as theinternal event log display. This may be used to drive a serial printerif required.2 BACnet ANSI/ASHRAE standard 135-1995.6.1.1 Text output support (protocol 1)Text is output at 9600 baud, 8 bit with no parity. When an event occurs the event is printedin the following format:Device ‘Command Module’ or ‘Detector n’Event ‘Fire 1’Timedate 10:32 21/03/2001Page 36© AirSense Technology. 2009Stratos HSSD-2 • INSTALLER’S HANDBOOK • Iss. 10
6.1.2 BACnet support (protocol 2)The Command Module models the attached detectors as analogue value object typesinstances 2 to 128. The Command Module status is stored as analogue value instance1. The Present_Value property of the analogue objects can have one of the followingvalues; 0 = Disabled; 2 = Fault; 32 = Normal; 48 = PreAlarm; 64 = Fire 1; 128 = Fire 2.The device object supports the followingProperties:The following Properties are supportedby the analogue value objects:Object_IdentifierObject_NameObject_TypeSystem_StatusVendor_NameVendor_IdentifierModel_nameFirmware_RevisionApplication_Software_VersionProtocol_VersionProtocol_Conformance_ClassProtocol_Services_SupportedProtocol_Object_Types_SupportedMax_APDU_Length_AcceptedSegmentation_SupportedAPDU_TimeoutNumber_Of_APDU_RetriesObject_IdentifierObject_NameObject_TypePresent_ValueStatus_FlagsEvent_StateOut_Of_ServiceUnitsFor further information on BACnet implementation consult the Stratos-HSSD 2 TechnicalManual or visit the Airsense Technology website www.airsensetechnology.co.uk6.1.3 Paging from the Command ModuleThe Stratos-HSSD 2 Command Module has the facility to send text messages toalphanumeric pagers or SMS messages to some mobile phones.In order to send messages to a pager or similar device a modem must be plugged intothe RS232TX and RS232RX terminals of the Command Module using a suitable cable.The call centres of the pager or SMS-capable phone must support the TAP protocol. Inthe UK Cellnet phones and BT pagers have this facility, amongst others. Please contactyour pager provider to check whether they provide access with the TAP protocol.Page 37Stratos HSSD-2 • INSTALLER’S HANDBOOK • Iss. 10© AirSense Technology. 2009
Page 1 and 2: High Sensitivity Smoke DetectorInst
Page 4 and 5: 1. Types ofDetector1.1 Standard Det
Page 6 and 7: 1.4 Stand-alonecommand moduleinteri
Page 8 and 9: 2. Controls andIndicators65 8Standa
Page 10: 3. Programmingthe unitThe Stratos-H
Page 14 and 15: 3.4.2 Alarm levels (Numeric - Addre
Page 16 and 17: 3.4.9 Auto FastLearn enable / disab
Page 18 and 19: 3.4.19 Device Text (Alpha - Address
Page 20 and 21: 3.4.31 Chart log recording rate (Nu
Page 22 and 23: 3.4.38 Call centre (Numeric - CM on
Page 24 and 25: 3.5 Menu mapMenuSubmenu Item ParaMA
Page 26 and 27: NB ☞c. Maximum recommended total
Page 28 and 29: 5.2.1 Removal andreplacement of the
Page 30 and 31: 5.3.2Command Moduleterminal blockco
Page 32 and 33: 5.4 Power SupplyConnectionsThe dete
Page 34 and 35: 5.4.4 Backup batteriesThe Stratos-H
Page 38 and 39: 6.1.4 Configuring the softwareNo ma
Page 40 and 41: 8.1.1 Address tableAddresses chosen
Page 42 and 43: 8.3 Connecting aCommand Moduleto an
Page 44 and 45: When multiple detectors are network
Page 46 and 47: As dust contained in the dust separ
Page 48 and 49: 11.6 Flow fault errors• These occ
Page 50 and 51: 13. Do’s and Don’ts DO✔✔✔
Page 52: 1 Caxton Place • Caxton Way • S

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