Siemens 6ED1050-1AA00-0BE8 User Manual
Programming LOGO!
3.7 Writing and starting the circuit program
LOGO!
Manual, 04/2011, A5E03556174-01
Manual, 04/2011, A5E03556174-01
85
3.7.2
The first circuit program
Let us now take a look at the following parallel circuit consisting of two switches.
Circuit diagram
The corresponding circuit diagram:
6
6
.
(
.
7KHORDGLVVZLWFKHGRQZLWK
6256/2*2LQWHUSUHWV
WKLVSDUDOOHOFLUFXLWDVDQ 25
ORJLFEHFDXVH6256
VZLWFKHVRQWKHRXWSXW
6256/2*2LQWHUSUHWV
WKLVSDUDOOHOFLUFXLWDVDQ 25
ORJLFEHFDXVH6256
VZLWFKHVRQWKHRXWSXW
Translated into a LOGO! circuit program this means: Relay K1 is (at output Q1) controlled by
means of an OR block.
Circuit program
S1 is connected to the I1 and S2 to the I2 input connector of the OR block.
The corresponding layout of the circuit program in LOGO!:
The corresponding layout of the circuit program in LOGO!:
,
,
,
[
4
ุ
Wiring
The corresponding wiring:
4
4
4
4
/
1
,
,
,
,
,
,
,
,
/
1
6
6
/
1
S1 switches input I1, while S2 switches input I2. The load is connected to the relay Q1.