Autronica AutroSense Micra 25 Installation Handbook
Autronica AutroSense Micra 25 Installation Handbook

Autronica AutroSense Micra 25 Installation Handbook

High sensitivity aspirating smoke detector
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Installation handbook
High sensitivity aspirating smoke detector AutroSense Micra 25
. D, 2017-05-02
116-P-ASMICRA25/DE, Rev
, Autronica Fire And Security AS

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Summary of Contents for Autronica AutroSense Micra 25

  • Page 1 Installation handbook High sensitivity aspirating smoke detector AutroSense Micra 25 . D, 2017-05-02 116-P-ASMICRA25/DE, Rev , Autronica Fire And Security AS...
  • Page 2 Product names mentioned in this publication may be trademarks. They are used only for identification. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 2...
  • Page 3: Table Of Contents

    4.30 Flow fault delay – Flow monitoring tab ..........14 4.31 Access code – “Miscellaneous” tab ........... 14 4.32 Chart log recording rates ..............15 Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 4 12.5.1 "Low Flow" error messages ............ 36 12.5.2 "High Flow" error messages ............ 36 13. Dos and Don’ts ..............37 13.1 Do ...................... 37 Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 2...
  • Page 5 13.2 Don’t ....................37 14. Specification ..............38 Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 6: Introduction

    Further information concerning the AutroSense Micra 25 aspirating detector is found in the following: Article number Manual P-ASMICRA25/CE Datasheet for AutroSense Micra 25 Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 1...
  • Page 7: Ce Identification

    Class A, B and C Technical data: see INF48027 held by the manufacturer Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 2...
  • Page 8: Indicators

    The OK lamp will flash during the 15 minute FastLearn period when the detector is first learning about its environment. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 3...
  • Page 9: Inside The Detector

    1. Removable terminal blocks 2. Filter 3. Addressable bus interface card (APIC) port 4. Detector address DIPswitch 5. RS-232 serial port Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 4...
  • Page 10: Detector Terminal Block Connections

    2. Normally open FIRE relay contacts 3. APIC addressable bus connections for use in conjunction with interface card 4. RS-485/SenseNET connections 5. Power supply connections Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 5...
  • Page 11: Programming The Detector

    Programming the detector 4. Programming the detector The AutroSense Micra 25 may be programmed from a PC when connected to the detector via a standard 9-pin serial lead connected to the serial port of the computer and the 9-way socket at the base of the detector (see ‘Connecting to a PC’).
  • Page 12: Time And Date - "Time And Date" Tab

    Use of this setting in a busy machine shop would lead to relatively frequent nuisance alarms due to the normal variation of atmospheric contamination. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 7...
  • Page 13: Ldd Enable - "Alarm Levels And Delays" Tab

    24-hour learning period. To cancel demo mode, tick this box or power down and restart the detector to initiate FastLearn mode. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 14: Auto Fastlearn Enable - "Alarm Levels And Delays" Tab

    For this reason, the detector should not be left in demo mode for normal use when connected to a fire panel. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 9...
  • Page 15: Day Start/Night Start - "Day/Night Switching" Tab

    4.13 Remote functions – “Alarm actions” tab, remote input subgroup These functions have no current use on the AutroSense Micra 25 but are reserved for future expansion purposes. 4.14 Programmed isolation (discontinued) This function is no longer supported.
  • Page 16: Latching Alarms - "Alarm Actions" Tab

    If unchecked, the alarm signal is extinguished as soon as the alarm condition ends. This is the factory default setting. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 11...
  • Page 17: Latching Faults - "Alarm Actions" Tab

    This count shows the number of interruptions found. The details of each problem can be found in the event log. See, “Event log” for further details. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 18: Device Text - "Device Information" Tab

    (which may indicate a blocked pipe). Flow low limit and Flow high limit parameters are automatically set up on initial power-up. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 13...
  • Page 19: Flow Fault Delay - Flow Monitoring Tab

    4.30 Flow fault delay – Flow monitoring tab This feature requires the Remote Control Software version 3.2 or later. The default flow fault thresholds on the AutroSense Micra 25 are set to meet the stringent airflow monitoring requirements of EN 54-20, with a default flow fault delay of 30 seconds.
  • Page 20: Chart Log Recording Rates

    “Separator renew”. Note - Fitting a new element will reset this figure to 99. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 15...
  • Page 21: Separator Change Date - "Miscellaneous" Tab

    It should be noted that where a ClassiFire alarm factor other than the default is required for the protected area, this must reentered. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 22: Other Remote Software Features

    • To enter the histogram screen, either select the menu options “View  Histogram viewer…” or click the symbol indicated below. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 17...
  • Page 23 Detector output: This shows the real-time variation in background smoke in terms of percentage of full-scale deflection. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 24: Chart Recording

    Chart recording files have the extension “.rcw”. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 19...
  • Page 25: Load/Save Function Settings

    As a special case, if desiring to recall the factory default settings, there is a file named ‘default.dfs’ in the ‘remote2k’ directory. Loading this file will reset the detector to the factory default. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 26: Sampling-Pipe Design

    AutroSense Micra 25 Above ceiling sampling with detector mounted in ceiling void. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 21...
  • Page 27: Pipe Work

    If the AutroSense Micra 25 detector is employed to sample high velocity air (greater than 5 meters per second), as found in the vicinity of air-handling unit air intakes, then maximum sampling pipe length will be reduced to 6 meters.
  • Page 28: 54-20 Compliance

    If functions are changed, it is recommended that the system is retested if continuing compliance is in any doubt. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 23...
  • Page 29: Installation

    Exhaust port Cable gland Sampling pipe port Sampling pipe port Mounting screw holes Single port docking station Piped exhaust docking station Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 24...
  • Page 30: Mechanical Installation

    The picture in Section 7.1 shows the location of the earth stud. Fix the earth wires in place with the nuts provided. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 25...
  • Page 31: Final Installation

    NB: The detector is designed solely for operation with the front cover securely fitted using all four fixing screws. Dock-fixing screws Cover-fixing screws Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 26...
  • Page 32: Interfacing

    4) + (0 x 8) + (0 x 16) + (1 x 32) + (1 x 64) + (0 x 128) = 99. The full range of available addresses and their relevant switch settings are included in this handbook. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 27...
  • Page 33: Connection To Autrosafe

    8.3 Connection to BS-systems AS Micra BN-35 1 2 3 4 5 6 1 2 3 4 5 6 Detector loop Detector loop Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 28...
  • Page 34: 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 below. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 29...
  • Page 35: Event Log

    Either select the menu options “View  Event log” or click on the event log symbol as indicated below. The following screen appears: Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 36 “Alarms”. To tick all the boxes, tick “All”. Any or all of the event categories may be selected or deselected as desired. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 31...
  • Page 37: Commissioning

    24 hours whilst ClassiFire acclimatises to the protected environment and sets up appropriate day and night sensitivity. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 38: Maintenance

    2, and then press the Cancel button. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 33...
  • Page 39 They will therefore open on test. Save as: Saves the summary list of scanned detectors and their status as a text (.txt) file. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 34...
  • Page 40: Troubleshooting

    Within limits set by the ClassiFire alarm factor, this is a normal part of the detector‘s working. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security Page 35...
  • Page 41: Flow Fault Errors

    Open bore pipes are not recommended. • Check that the high flow fault threshold is not set too low Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 42: Dos And Don'ts

    • Operate the detector with the front cover removed, or with one or more of the cover fixing screws loose or missing. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 43 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. Installation handbook, High sensitivity aspirating smoke detector AutroSense Micra 25, 116-P-ASMICRA25/DE, Rev. D, 2017-05-02, Autronica Fire and Security...
  • Page 45 Specification . D, 2017-05-02 116-P-ASMICRA25/DE, Rev...
  • Page 46 United Technologies Corporation (UTC) and employs more than 380 people with great skill and experience in the developing, manufacturing and marketing of fire safety equipment. Autronica Fire and Security AS is an international company based in Trondheim, a dynamic city known as the technological hotspot of Norway.

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