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Apakah perbezaan antara Astronomical Digital Time Switch VS Analog timer switch? Apakah kelebihan dan kekurangan timer berkenaan?
in LV (Low Voltage) 24,610 points 38 94 187

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Astronomical Digital Time Switch

Astronomic switches work based on the time of the day. They have built-in technology that calculates the exact timing of sunrise and sunset. So, they turn the lights on or off based on those calculations.

 

Advantages

  • Offer numerous options
  • They can include sensors
  • Slimmer
  • Versatile

 

Disadvantages

  • not suitable for outdoor installation such as in feeder pillar
  • sensitive to surges 

Analog Time Switch

The analog time switch is also known as the manual or mechanical switch. The design is based on a spring that tracks the time. 

Advantages

  • Simple to install and use
  • Reliable
  • Durable
  • Inexpensive 

Disadvantage

  • If long term power outage, the time switch has to reset to the correct time.

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