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it will be at next zero position (stand-by mode). The information and counting data read and
written during this process will be stored in the read/write device of the processor. This
turnstile can connect with computers through RS232 interface, processing the data
obtained and sending management instruction.
2
2
2
2
．
1
1
1
1 Definition
Definition
Definition
Definition
（
1
）
Leftward Turnstile: swiping card for access with left hand. (As shown in Fig. 1)
Fig.1
（
2
）
Rightward Turnstile: swiping card for access with right hand. (As shown in Fig. 2)
Fig. 2
（
3
）
Bidirectional Turnstile: swiping card for access from both sides.(As shown in Fig.
3)
Fig. 3
