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94

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Contents

1. introduction ................... 94

1.1 How the detector 

works......................... 94 

1.2 Description................ 95

2. Power supply................. 96
3. Recognition 

programming................. 96

4. installing the detector .. 97

4.1 Choosing the best 

place.......................... 97

4.2 Testing the radio 

range at the chosen

location ..................... 98

4.3 Fixing the detector 

in place...................... 97

4.4 Installing several

detectors 

in a network ............ 100

5. testing the detector.... 100
6. Manually disabling 

the detector ................. 103

7. indications ................... 104

7.1 Alerts  ...................... 104

7.2 Faults ...................... 104

8. Maintenance................ 105

8.1 Servicing the 

detection head........ 105

8.2 Changing 

the battery .............. 106

8.3 During DIY work ..... 106

9. technical data ............. 107
10. User sheet.................. 109

1. Introduction

1.1 How the detector works

The heat detector detects rises in temperature that trigger an
alarm in the following cases:
• when the room temperature rises at an abnormal speed,
or
• when the room temperature reaches between 54°C and

70°C,

(also refer to the table in the Technical Data section).

The heat detector is especially suitable for detecting fires that
spread quickly or at an average speed and in places where an
optical smoke detector cannot be used: 
• in a kitchen where there are cooking fumes,
• in uninhabited places where there is a smoky atmosphere or

a lot of dust (e.g. garages).

The heat detector can be:
• used as a stand-alone unit,
• integrated into a Daitem alarm system,
• interconnected in a hard-wired network of up to 40

detectors (heat or smoke).

iMPoRtAnt: the heat detector is not supposed to replace

smoke or gas detectors to ensure the safety of people

against smoke or gas, and notably in rooms such as

bedrooms, playrooms and other living areas.

iMPoRtAnt: the heat detector is designed to protect

homes or the private areas of buildings. it is not designed

for public assembly buildings or buildings housing workers.

Summary of Contents for 155-21X

Page 1: ...Upgraded for e Nova applications...

Page 2: ...an abnormal speed or when the room temperature reaches between 54 C and 70 C also refer to the table in the Technical Data section The heat detector is especially suitable for detecting res that spre...

Page 3: ...r provided with this product Heat detector transmitting the heat detection signal other hard wired interconnected heat detectors the LED ashes quickly a built in modulated alarm sounds on a continuous...

Page 4: ...und The red LED ashes for 15 sec then once every 10 sec to indicate that the detector is working normally 2 Power supply 3 Recognition programming iMPoRtAnt during recognition programming the product...

Page 5: ...shim made of non magnetic material wood or plastic the detector must not be placed in rooms where a sudden and considerable rise in the room temperature would cause untimely triggering of the alarms...

Page 6: ...t if there is no voice message move the heat detector closer to the control panel le 2 Put the control panel back in user mode by pressing in rooms where the relative humidity might rise above 95 with...

Page 7: ...opriate plugs and screws Fixing with ush mounting box 1 For 60 mm diameter boxes use holes marked 2 For 85 mm diameter boxes use holes marked 3 Fix the base using suitable screws 60 85 60 85 optional...

Page 8: ...e g a 155 21X can be connected with 155 21X heat detectors or 151 21X smoke detectors For 15 mm2 wires the overall network length must not exceed 400 m 3 Clip the connector block back in place 4 Lock...

Page 9: ...perature measurement If the heat sensor is faulty the heat detector indicates that there is a technical fault see Indications section There is therefore no need to test the detector using a source of...

Page 10: ...lephone dialler Stop the sirens and check that the control panel has memorised the alarm see Indications section iMPoRtAnt these tests should be carried out at least once a month and notably when you...

Page 11: ...etector stops its built in sounding The LED indicating the status of the detector ashes every 2 sec Following the 15 min disable period the detector is automatically reset to normal operation with the...

Page 12: ...stem command the control panel issues the following voice message beep fault battery detector n X 7 Indications iMPoRtAnt in order not to wake you up audible alarms resulting from power problems or te...

Page 13: ...r head You should vacuum clean the detection head slots if there is a lot of dust in the room 8 Maintenance Heat detector transmitting the fault signal other hard wired interconnected heat detectors t...

Page 14: ...ent reliability Dispose of the waste lithium power pack in an appropriate recycling bin 8 2 Changing the battery if the optional opening of the detector is not locked see Fixing 1 Remove the detector...

Page 15: ...ctor status alerts triggered faults White LED safety lighting in case of detection Built in sounding 85 dB at 3 m in case of detection 75 dB at 3 m during testing or fault indication Hard wired interc...

Page 16: ...6 00 3 7 13 16 00 5 4 09 10 00 10 2 00 5 30 20 1 00 3 13 30 0 40 2 25 or depending on the temperature rise speed A2 class detector response time according to EN 54 5 chapter 5 4 3 Examples if the temp...

Page 17: ...the user Do not forget to remove the plastic cover when the work is finished Heat detection 1 All heat detectors the LED ashes once every 10 sec Red LeD indicating detector status White LeD Sounding H...

Page 18: ...l the rst beep sounds You should contact your installation engineer within this same period in order to rectify the problem Following the 15 min disable period the detector is automatically reset to n...

Page 19: ...95 eC in compliance with the following harmonised European standards This product can be used in all EU EEA Countries and Switzerland Crolles 02 01 2013 Signature Patrick Bernard Director of Research...

Page 20: ...2280612004 01 2013...

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