Arton DL Manuale d'uso - Pagina 5

Sfoglia online o scarica il pdf Manuale d'uso per Allarme fumo Arton DL. Arton DL 8. Waterproof linear optical smoke detector

7.3.6 Remove the 1 dB optical attenuator and in the same way set the 2 dB optical

attenuator.

The detector will go to the pre-alarm mode, with both indicators flashing on the

receiver once every 1 sec 5 times. The brightness of the left indicators flashes will be lower than

those of the right one. After that the detector will go to the fire mode.

7.3.7 Deenergize the loop for at least 5 sec.

7.3.8 Energize the loop. The standby mode shall be set in 10 s.

7.3.9 When the infrared beam is totally obscured between the receiver and transmitter for

at least 5 sec, the detector will remain in the standby mode. If the obscuration of infrared beam

remains for more than 5 sec but less than 15 sec, the detector in 5 sec will go to the fault mode for

(51) sec and issue the SHORT-CIRCUIT message to the loop and again go to the standby mode.

If the obscuration of infrared beam remains for more than 15 sec, the detector issues the FIRE

message in the loop.

7.3.10 Screw tightly the waterproof covers of Rx and Tx.

Detector should be checked for proper operation periodically at least once every 6 months

in accordance with p.7.3. When the CALIBRATION switch on Rx is in position "1", the detector

should stay in standby mode. If the mode of indicators changes calibration should be made

according to p.7.2.

9.1 The detector is warranted by the manufacturer for 18 months upon the date of the

detector's commissioning but not more than for 30 months from the date of approval by the

quality control department of the manufacturer.

9.2 The manufacturer repairs or replaces detectors within the guarantee term provided that

the rules of installation, timely maintenance, transportation and storage of detectors have been

kept.

9.3 In the case that faults according to the reclamation have been removed the guarantee

term is prolonged for the while detectors were not in use because of faults.

ARTON-DL linear smoke detector,

serial number________________________________________

Complies with EN 54-12:2004

Approved: Proper quality

Manufacturing date

This product has been successfully tested by the quality control department and

was released for sale according to the existent specifications

Quality control mark_______________

QUALITY AND PACKING CERTIFICATE

__ __.__ __.201_ Packing date __ __.__ __.201_

8 MAINTENANCE