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Appendix

Installation & Commissioning Handbook, ,

P-ASENSE75/IE 980302, 7483 Trondheim

Page 25

7.1.2 Internal connection of detector loop - analogue addressable system

N
O

C
M

N
C

2
K

-

+

-

+

-

+

(detectors)

Loop

Fan

Terminal strip 2

Error output

Fan

Detector 2

Detector 1

BNB-35

1

3

6

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Содержание AutroSense 75

Страница 1: ...AutroSense 75 Aspirating Detector Installation Commissioning Handbook Protecting environment life and property P ASENSE75 IE 980302...

Страница 2: ...bility for any errors that may appear in the publication or for damages arising from the information in it No information in this publication should be regarded as a warranty made by Autronica The inf...

Страница 3: ...Overview 8 2 6 3 Terminal strips 1 and 2 8 2 6 4 External connection of 2 detector loops conventional version 9 2 6 5 External connection of 1 detector loop conventional version 9 2 6 6 External conne...

Страница 4: ...inal installation tasks 19 5 Final testing 20 5 1 Alarm test testing of smoke transport time and symmetry 20 5 2 Testing of air flow monitoring 20 5 2 1 Introduction 20 5 2 2 Simulated break in a pipe...

Страница 5: ...ng corrosive and dusty environments The detector can be adapted to suit the prevailing conditions and provide the required detection level by using detector chambers with different levels of sensitivi...

Страница 6: ...80302 7483 Trondheim Page 4 1 5 Other reference documents Further information concerning the AutroSense 75 aspirating detector is found in the following Manual Article no Operating Manual P ASENSE75 F...

Страница 7: ...Installation Installation Commissioning Handbook P ASENSE75 IE 980302 7483 Trondheim Page 5 2 Installation 2 1 Recommended height for mounting 175 cm 2 2 Dimensions 100 290 365...

Страница 8: ...e pipe system is installed In instances where the detector has to be located in the room with the highest pressure a return pipe must be attached to the lower pipe outlet and fed into the room with th...

Страница 9: ...Page 7 2 5 Cable entry The power supply and loop cables are fed in through the underside of the unit via threaded glands 2 such glands are provided The unit is also supplied with 2 lead in holes fitt...

Страница 10: ...5 2 6 2 Overview 1 2 3 4 2 6 3 Terminal strips 1 and 2 IMPORTANT Terminal strip 1 is for all external connections i e detector loops and power Terminal strip 2 is for internal connections only These...

Страница 11: ...ted 1 2 3 4 24 V DC 24 V DC 0 V 0 V 2 6 5 External connection of 1 detector loop conventional version If the unit is connected to a conventional fire alarm system the following applies when 1 detector...

Страница 12: ...the unit is connected to an analogue addressable fire alarm system the following will apply 1 2 3 4 24 V DC 24 V DC 0 V 0 V 2 6 7 Power supply IMPORTANT With a primary installation power must not be...

Страница 13: ...2 lengths at 100 m or 4 lengths at 50 m 5 If more than two pipes are used then the pipes must be divided as close to the detector as possible 6 The pipes must have an end plug with a 2 6 mm diameter...

Страница 14: ...for agricultural installations For guidelines for agricultural installations reference is made to the insurance companies regulations for fire alarm systems AutroSense 75 includes among the following...

Страница 15: ...holes are below the thin layer of warm air that usually forms under ceilings in heated rooms or under real fire conditions and which causes smoke to layer From a point of view of installation and main...

Страница 16: ...ing the detector Air moisture has a tendency to condense at bends in the pipes This will collect at the bottom of the U and run into the condensation trap When the condensation trap enlarged in the di...

Страница 17: ...a analogue addressable fire alarm system check that the interface board and detector is coded to the correct address 5 Check that the sampling holes are drilled at specified locations in the exhaust...

Страница 18: ...The diagram below shows the switches in the CLOSED position The examples below show the switch setting for respectively address 11 and address 68 Important Note that also the BNB 35 addressing unit f...

Страница 19: ...the unit can be connected to the power Connect up the 24V DC supply taken from the external 24V DC outlet on the control panel 1 2 3 4 24 V DC 24 V DC 0 V 0 V The detector indicators will show the fol...

Страница 20: ...ning mode time out after approx 5 minutes that the yellow FILTER L and or FLOW R indicator s will go out while the red LEARN indicator will start to flash 5 If the detector accepts the measurements du...

Страница 21: ...ommissioning Handbook P ASENSE75 IE 980302 7483 Trondheim Page 19 4 7 Final installation tasks Replace the top cover IMPORTANT Ensure that the top cover is replaced correctly to avoid false air enteri...

Страница 22: ...e in the end plug to this pipe For agricultural applications the maximum transport time is 60 seconds 5 2 Testing of air flow monitoring 5 2 1 Introduction This test will activate an error warning If...

Страница 23: ...should be implemented This test should be as realistic as possible and the fire should involve the same type of material that can be expected to be found in the monitored fire zones NB When a fire sim...

Страница 24: ...activate is more or less the same as when the system was commissioned 5 Introduce smoke environment friendly test gas in the end of the pipe and check that the smoke transport time approximates the t...

Страница 25: ...cover by loosening the 2 screws Remove the filter by carefully pulling on the corner Install the new filter IMPORTANT Ensure that the filter is installed properly The reflector should bend downwards...

Страница 26: ...nly and the unit is supplied from Autronica ready wired However when 1 detector loop is connected externally conventional version the endload 1 should be removed terminal strip 2 7 1 1 Internal connec...

Страница 27: ...ing Handbook P ASENSE75 IE 980302 7483 Trondheim Page 25 7 1 2 Internal connection of detector loop analogue addressable system N O C M N C 2 K detectors Loop Fan Terminal strip 2 Error output Fan Det...

Страница 28: ...Appendix Installation Commissioning Handbook P ASENSE75 IE 980302 7483 Trondheim Page 26...

Страница 29: ...ents Please help us to improve the quality of our documentation by returning your comments on this manual Title Installation And Commissioning Handbook AutroSense 75 Aspirating Detector Ref No P ASENS...

Страница 30: ...im Suggestions for improvements Thank you We will investigate your comments promptly Would you like a written reply Yes No Name Title Company Address Telephone Fax Date Please send this form to Autron...

Страница 31: ...Reader s Comments Installation Commissioning Handbook P ASENSE75 IE 980302 7483 Trondheim...

Страница 32: ...ts and services Our quality system conforms to the Quality System Standard NS EN ISO 9001 and is valid for the following product and service ranges marketing sales design development manufacturing ins...

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