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¼¾¼ÅØÀÇ ÃÊÀ½ÆÄ ¼¾¼´Â ½Ç³» ȯ°æ¿¡¼´Â ¹°·ÐÀÌ°í ¶Ç´Â ½Ç¿Ü ȯ°æ¿¡¼ ºñÁ¢Ã˽ÄÀ¸·Î ¹°Ã¼¸¦ °¨ÁöÇÏ´Â ´Ù¾çÇÑ ¿ëµµ¿¡ Àû¿ë µË´Ï´Ù.
- Back sensor for car back-up alarm(ÀÚµ¿Â÷¿ë ÈÄ¹æ °¨Áö±â)
- Parking meter (ÁÖÂ÷Àå ¸ÞŸ±â)
- Distance meter (°Å¸® ÃøÁ¤±â)
- Water or liquid level meter (¹° ¶Ç´Â ¾×¸é ·¹º§ ÃøÁ¤±â)
- Intruder alarm (ħÀÔ °æº¸±â)
- Auto door (ÀÚµ¿ µµ¾î ÀåÄ¡)
- Approach switch (±ÙÁ¢ ½ºÀ§Ä¡)
- Occupancy sensor (Àç½Ç ½ºÀ§Ä¡)
- Motion sensor (¿òÁ÷ÀÓ °¨ÁöÀåÄ¡)
Characteristics(¼¼ºÎ »ç¾ç)
Model ST-203L ST-203LS ST-204W ST-205W ST-206W ST-207W
Frequency [kHz] 40
Sound Pressure [dB] 108min 102min 106min 100min 115min 108min
Sensitivity [dB] -82min -84min -84min -80min -70min -82min
Directivity [deg] 90 90 90 120/70 50 100/50
Capacitance [pF] 2200¡¾20% 2200¡¾20% 3000¡¾20% 3000¡¾20% 3000¡¾20% 1630¡¾20%
Operating Temperature Range[¡É] -30 ~ +80
Detectable Range [m] 0.3~2 0.1~1 0.3~2 0.3~2 0.2~5 0.2~2
Dimension [mm] 18¥Õ X 12h 18¥Õ X 12h 14¥Õ X 8h 18¥Õ X 10h 18¥Õ X 12h 14¥Õ X 9h
Weight [g] 4.5 4.6 3.5 4.7 4.0 3.7
Max Input Voltage [Vp-p] 100 [@0.25ms on / 60ms off ]
¢º Sound Pressure Level : 0dB=2X10-4¥ìbar
¢º Sensitivity : 0dB=1V/¥ìbar
¡Ø Directivity, detectable range is typical value. It can be changed by application method.
º» Á¦Ç°Àº ÃÊÀ½Æĸ¦ ¹ß»çÇÏ°í ±× ¹Ý»çÀ½À» ¹Þ´Â ¼Û¼ö½Å °â¿ë ¼¾¼·Î¼ ÀÚµ¿Â÷ ÈÄ¹æ °æº¸±âµî °Å¸® ¶Ç´Â ¹°Ã¼ÀÇ À¯¹« °¨Áö¸¦ À§ÇÑ ¹Î»ý¿ëµµÀÇ ´Ù¾çÇÑ ºÐ¾ß¿¡ ÀÀ¿ëÀÌ °¡´ÉÇÑ ÃÊÀ½ÆÄ ¼¾¼ÀÔ´Ï´Ù.
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