˹ѡ Դ շ Thai Language  
  Structure of Routes and Stations
        - Design Principles
        - Locations
        - Facilities
Railway Operating System
BTS Trains System
    SIEMENS Model
    CNR Model
Maintenance System
Ticketing System
    Relevant Equipment
Safety System
    Safety Information
    Safety Tips for Using BTS
        - Tips for Using Automatic
        - Tips for Using Stairs
          Escalators and Elevators
        - Procedures upon entering
          the BTS SkyTrain System
          with a bicycle.
        - DOs and DONTs of Riding
          the BTS
        - Fire Safety and Emergency
          Preparedness Tips
    Emergency Equipment
Security System
Safety System

  Safety Tips for Using BTS System > Tips for Using Automatic Gates (1/7)

  Tips for Using Automatic Gates  
  There are 4 points of sensors at Automatic Gate
1. Sensors before Barrier
2. Sensors after Barrier
3. Cardreader
4. Barrier
5. Ticket Insert Box
  How Automatic Gates work  
  Automatic Gates have 4 sensors to signal to the gate for closing it when passenger already walked through sensor after barrier Number 2 and 3

In case that Automatic Gates close before exiting, its because the passengers belonging obstruct sensor after barrier (Number 3), so Automatic Entry Gate will recognize that passenger already walked through the gate and close suddenly before passenger exit.