4. ¸±·¹ÀÌÀÇ ¿¹

´ÙÀ½ ±×¸²Àº ¸±·¹À̵éÀÌ ¾î¶»°Ô ÀÛµ¿µÇ´ÂÁö º¸¿©ÁØ´Ù.

´ÙÀ½ ±×¸²Àº ¸±·¹À̰¡ ½ºÀ§Ä¡·Î¸¸ »ç¿ëµÇ´Â °æ¿ìÀÌ´Ù:

relay power off                        relay power on

       |3                                    |3
       |                                     |
       |                                     |
       o                                     o
        \                                    |
       o \                                   o
       |                                     |
       |                                     |
       |                                     |
       |4                                    |4

4 pin ¸±·¹ÀÌ ¼³Á¤ ±×¸²


      ____________________________
      |                          |
  1   |                          |  3
 -----|---------s     o----------|-------
      |  coil   s      \switch   |
  2   |         s       \        |  4
 -----|---------s     o- \-------|-------
      |                          |
      |                          |
      |                          |
      |__________________________|

À§ ±×¸²¿¡¼­ pin 3 °ú pin 4´Â ¿¬°áµÇÁö ¾Ê´Â °ÍÀÌ ±âº» ¼³Á¤ÀÌ´Ù. pin 1°ú pin 2¿¡ +12V¸¦ È帣°Ô ÇÏ¸é ½ºÀ§Ä¡°¡ ÄÑÁö°í pin 3 °ú pin 4¹øÀÌ ¿¬°áµÈ´Ù.

5 ÇÉ ¸±·¹ÀÌ:


           _______________________________
           |                             |
     1     |                             |       5
  ---------|---+            o------------|----------------
           |   |-----------/---- s       |
           |              /      s       |
     3     |             /       s       |
  ---------|-----------o/   coil s       |       4
           |                 o---s-------|----------------
           |                     |       |
           |                     |       |
     2     |                     |       |
 ----------|---------------------+       |
           |_____________________________|

pin 3°ú pin 5´Â ¿¬°áµÇ¾î ÀÖ´Ù. pin 1°ú pin 2¿¡ +12V¸¦ È帣°Ô ÇÏ¸é ½ºÀ§Ä¡°¡ ÄÑÁö°í pin 1°ú pin 2´Â ¿¬°áÀÌ ²÷¾îÁú °ÍÀ̸ç, pin 5¿Í pin 4´Â ¿¬°áµÈ´Ù.

 relay power off                 relay power on

     |5                                  |5
     |                                   |
     |                                   |
     o                                   o
      \                                  |
     o \                                 o  o
     |  o                                |  |
     |  |                                |  |
     |  |                                |  |
    4|  |3                              4|  |3