ýŴϾ Ȩ
 
 
 
     
     
 
\
 
Ȩ > > > FAQ


ҽ
Խ

FAQ
Q&A
ڷ
A/S

˶
ٷΰ
ϻ󿡼 ̰

 
 
 
  
 ۼ : ý
ۼ : 2013-12-24     ȸ : 3,944   õ : 0  

[]

ǵ嵼 ī޶ dvr 485 Ϸ Ҷ ī޶ κ rx+,- dvr 485 ڿ (rx + ==> - , rx - ===> + ) ϶ ޴ ִ Ͽ,, ȵǾ ٽ + ===> + , - ====> - üϿ Ǿϴ.  ̱( ȸ ǰ/ δٸ ȸǰ/ ùڽ/ Ʈѷ/dvr/Ʈ)  ü ˰ ͽϴ. żī޶  ġ ī޶  ؼ ˰ ͽϴ.


[亯]


1. ī޶    RS-485 Ź մϴ. Ƹ ̷

    ̿Ͽ ˰ ֱ, ̿ ټ ü FM ̳, FSK, DTMF

    Ź ϴٰ  VCR DVR ȭý ַμ ڸ Ȯ ǥ

    ϳ RS-485 ϰ Ȱ..

 

2. RS-485 ⺻ 1 ¿ 32 ù ϴ , ΰ

   ( ǵ Ͽ 3...) ִ 1.2Km Ÿ ϰ, 8N1 ǥ

    ϰ ű Ǿ ִٴ θ ǰ Ǿϴ.

 

3. ǵ ī޶ Ǵ ߺ ȸ ù Ǵ ýۿ ī޶ 1 3

   (  + ༱ +  )̺ Ǿϴ. Ǵ  , CVV, Ǵ

   CVVS 迭 ̺ Ͽ, 600, Ǵ 1Űο ƯǴ ֽϴ.

   ̷ ̺ Ⱑ α⵵ 忡 䱸DZ⿡ Ǿ .

 

4. ̺ ӹ "+" "+"...."-" "-" ϴ ǥ̰, Ͻ ó ؼ ڹٲ

     ȴٸ ǥ⸦ ߸Ͽų, ƴϸ ٰ ؾ߰ڳ׿.... 帮

    ⱸ EIA ǥ Ź RS-485 ŹĿ Ȯ ֽϴ.

 

5.  ϱ ؼ ߿ѵ..... ڵ ʿ ټ ι ǥ

    մϴ. ׷ ׺ ܼ 츮  CCTV ǥ ϴ.

    2011 , Ϲ Ǵ ̱ CCTV PELCO

    ǥ ϰ ִµ...... CCTV  ؼ Ϻ Դϴ. ...

    ON-OFF ִ ɾ ϴ "Pelco-D" ݿ ........ ׸ ɾ ü谡

    ټ ۽ű⸦ ϴ ȯ濡 ý տ ϵ ú(TDM)  ǵ Ƽ, ȸ

    ҷϰų λ° ȥڼ ۵Ǿ ־ϴ.( )

 

6. ټ ڱȸ մϴ. ýŴϾƵ ,  CCTV

    ϰ ̴ پ ȸ мϿ ü踦 ߰ ִٰ

    ڽմϴ. , ϰ ִ Receiver , 䱸ϴ ü   "ѱ

    CCTV ǥ " Ե Ͽ ǥ(2012⵵ Ϲݱ) غ ϰ ֽϴ.

 

7. 縶 ٸ Ѹ  ϰ ִ Ͱ ϴٰ ְڽϴ.

    A ýۿ B ī޶ Ѵٸ ۵ ʽϴ. ̷ ѱ ϴ Ϻ

   ó Ϻ ȭ Ͱ ϴ. ϰų 뿪 ؼ ȣ ǻ

   ֵ ? ... ̷ ֵ ġ Data Protocol Converter ̴ϼ

   DPC-1000 ̶ ǰ Ǹϰ ֽϴ. ǰ ܸ ϰ   ȸ ̱ ý

    ǰ ϰ ʹٰ ֹϽø ٷ α׷ ؼ Ǵ ǰԴϴ.

 

8. DVR CAMERA ޴ 켱  켼ϴٰ ... İδ EIA ǥ

    Ź RS-485 ø ϴ. ׷ 켼ϳ....Ѵٸ Ƹ ý

    ڸ 켱 ϴ ̴ DVR̶ ؾ ҵ ѵ?