Automatic Door; Demands On An Automatic Door; An Automatic Door - Siemens LOGO! Series Manual

Applications

5.2 Automatic door

You often find automatic door control systems at the entrances to supermar-
kets, public buildings, banks, hospitals, etc.

5.2.1 Demands on an automatic door

S
When somebody approaches, the door must open automatically.
S
The door must remain open until there is nobody in the doorway any
more.
S
If there is nobody in the doorway anymore, it must close automatically
after a short time.
Outside
Inside
The door is generally driven by a motor with a safety clutch. This prevents
people from being caught or injured in the door. The control system is con-
nected to the mains via a main switch.
78
Motion detector
B1
Ñ Ñ Ñ Ñ Ñ
Ñ Ñ Ñ Ñ Ñ
S1
B2
Motion detector
Motion detector
Ñ Ñ Ñ Ñ
Ñ Ñ Ñ Ñ
Ñ Ñ Ñ Ñ
Ñ Ñ Ñ Ñ
Ñ Ñ Ñ Ñ
Ñ Ñ Ñ Ñ
Ñ Ñ Ñ Ñ
Ñ Ñ Ñ Ñ
Ì Ì Ì Ì Ì Ì
Ì Ì Ì Ì Ì Ì
Limit switch S2 Limit switch
Closed Open
Q1
Main switch
Ì Ì Ì Ì Ì
Ì Ì Ì Ì Ì
Ì Ì Ì Ì Ì
Main switch
Ì Ì Ì Ì Ì
Ì Ì Ì Ì Ì
Ì Ì Ì Ì Ì
Ì Ì Ì Ì Ì
Ì Ì Ì Ì Ì
EWA 4NEB 712 6006-02
LOGO! manual