Siemens LOGO! 230 RC - Page 89

83
LOGO! manual
EWA 4NEB 712 6006-02
Functional block diagram of the enhanced LOGO! solution
x
x
x
x
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
I1
I2
Motion detector B1
Motion detector B2
T= 10 s
x
I5
Q2
I4
Q1
Open
Q2
Close
x
Q1
I1
I2
I3
I6
Detecting motion
Motor for opening
Motor for closing
Control switch
Open door
Close output
Limit switch
Door open
Open output
Motion detector B1
Motion detector B2
Limit switch
Door closed
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.
Applications