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EDS - TECHNICAL INFORMATION

SPARK DETECTOR

EV - 395

TECHNICAL INFORMATION

EDS srl - Via Ca' Nova Zampieri 6 - 37057 S. G. Lupatoto - VERONA - ITALY - Tel. +39-045-547529 - Fax +39-045-8750065

Email: [email protected] - Web: www.eds.eu

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Содержание EV-395

Страница 1: ...1 EDS TECHNICALINFORMATION SPARK DETECTOR EV 395 TECHNICAL INFORMATION EDS srl Via Ca Nova Zampieri 6 37057 S G Lupatoto VERONA ITALY Tel 39 045 547529 Fax 39 045 8750065 Email eds eds eu Web www eds eu ...

Страница 2: ...ig 1 or if connected to EV521 Control Unit as indicated in the connection diagram detailed in EV521 instructions 1 6 As power supply an alternate voltage of 24 Vac could be used or a 22 28 Vdc direct current which is our suggestion In this case the power supply terminals on the board do not have polarity 1 7 It is possible to connect a TEST button to the 4 5 terminals with normally open NO contact...

Страница 3: ...e during the designing process of a spark detection system are the following T1 response time of EV395 detector T2 response time of the detector s output relay T3 acquisition time of EV521 Control Unit and response time of its relay T4 response time of extinguishing electrovalve VL T5 filling time of the part of pipe goig from the electrovalve to the noozle SS and time of water cone generation If ...

Страница 4: ...verify the operation and tightness of the water interception electrovalve A tightening defect can cause a flooding of the pipe resulting in damages t s good to install up stream a suitable tap and a filter to retain impurities that can have influence on the electrovalve operation Another good thing to do is to install some water draining elements along the pipe 5 4 If the system is installed outsi...

Страница 5: ...er circuit for protection against ESD viewing angle 90 response time 3 15 ms max viewing distance about 50 cm Spark dimention 1 mm circa T 800 C alarm led fig 1 distance System response time 0 25 sec Suggested area do not use fluid speed sensitivity regulation half trimmer alarm duration adjustment 0 10 sec operation with normally activated or deactivated relay output relay 6A 24 V box light alloy...

Страница 6: ... P2 Alarm duration regulation trimmer JP1 Relay activated deactivated selection jumper Position A relay with memory remains in alarm until power supply is removed Position B relay normally activated mode alarm duration regulated by P2 Position C relay normally deactivated mode alarm duration regulated by P2 L1 alarm led To verify the circuit operation is sufficient to short circuit the TEST A and ...

Страница 7: ...395 Fig 3 Example of a system with one EV 395 Pipe Water feed pipe Spraying Nozzle EV395 Spark Detector electrovalve pressure gauge pressure gauge electrovalve nozzle nozzle water supply pipe water supply pipe EV395 Detector EV395 Detector automatic shutter Silo ...

Страница 8: ...CHNICALINFORMATION EV 395 SPARK DETECTOR MECHANIC MOUNTING fig 5 RIVELATORE EV395 staffa parete della tubazione viewing window 56 0 162 0 5 0 DS581A EV395 SPARK DETECTOR finestra di visione pipe surface bracket ...

Страница 9: ...9 EDS TECHNICALINFORMATION EV 395 SPARK DETECTOR DIMENTIONS fig 6 ...

Страница 10: ...ggested to use our EV 521 control unit that has a great using flexibility If the pipes have a large diameter over 0 5 m several EV395 detectors can be used to obtain a better security level If a water spraying automatic extinguishing system is also present the spark extinguishing can be verified ADVANTAGES signalling quickness and precision remote functioning test available solid metal box easy in...

Страница 11: ... TECHNICALINFORMATION water feed pipe electrovalve pressure meter EV395 spark detector transporting pipe nozzle water cone Installation example with two EV395 Installation example with one EV395 shutter SILO ...

Страница 12: ... Execution IP40 Operating temperature 35 to 80 C Connection G 1 4 female EDS 1335 electromagnet Power 24VDC Attraction force 50 Kg Rated current 46 mA Test button For control of fire door Accessories for Spark Detection Systems Max pressure 20 bar Flow rate 5 m3 h 83litri minuto Electromagnet 10 VA Voltage 24VAC Service continuous Temperature 10 to 60 C Protection IP65 full cone 67 degrees SP34F7 ...

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