LOGO! Manual
A5E00067781 01
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8.2.4 Special Features and Enhancement Options
Functionality and user friendliness can be improved in the
following ways, for example:
You can connect an additional control switch: Open –
Automatic – Closed (O-A-C)
You can connect a buzzer to one of LOGO!’s outputs to
indicate when the door is about to close.
You can include time and direction-dependent enabling
of door opening (so that it only opens during shop open-
ing hours or only from the inside to the outside after
closing time).
8.2.5 Enhanced LOGO! 230RC Solution
Wiring of the enhanced LOGO! solution
L1N I1I2I3I4I5I6
SIEMENS
K1 K2
Open Close
B1 B2
S2S1
L1
N
Buzzer
S3
O-A-G
H1
LOGO! 230RC
Q1 Q2 Q3 Q4
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