Siemens LOGO! Series Manual page 89

Functional block diagram of the enhanced LOGO! solution
No1:
Day= Mo..Fr
On = 09:00
Off =18:00
No2:
Day= Sa
On = 08:00
Off =13:00
No1:
Day= Mo..Fr
On = 09:00
Off =19:00
No2:
Day= Sa
On = 08:00
Off =14:00
Motor for opening
Q2
Close output
Limit switch
I4
Door open
I5
Control switch
Open door
Motor for closing
Limit switch
Door closed
Open output
Motion detector B1
Motion detector B2
Control switch
Close door
Detecting motion
During business hours, motion detector B1 opens the door as soon as some-
body wants to enter the shop from outside. Motion detector B2 opens the
door if somebody wants to leave the shop.
LOGO! manual
EWA 4NEB 712 6006-02
Detecting motion
x
I1
Motion detector B1
x
I2
Motion detector B2
I3
Q1
I1
I2
I6
x
x
T= 10 s
Q1
x
Open
x
Applications
Q2
Close
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