Siemens LOGO! 230RC User Manual

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LOGO! Manual
A5E00067781 01
3.6.4 Second Program
We will use the second program to show you the following:
 How to insert a block in an existing program.
 How to select a block for a special function.
 How to enter parameters.
Changing circuits
In order to produce the second program, we have to modify
the first one slightly.
Let’s begin by looking at the circuit diagram for the second
program:
L1
N
S1
S2
You already know the first part of
the circuit. Switches S1 and S2 op-
erate a relay. This relay switches on
consumer E1 and switches it off af-
ter a delay of 12 minutes.
K1
K1
E1
In LOGO! the program looks like this:
1
Q1
I1
I2
x
x
T
This is the
additional new
block
You will recognize the OR block and output relay Q1 from
the first program. Only the off delay is new.
Pro
g
rammin
g
LOGO!

Siemens LOGO! 230RC Specifications

General

Inputs	8 digital inputs
Outputs	4 relay outputs
Mounting Type	DIN rail
Protection Type	IP20
Dimensions	90 x 72 x 55 mm
Output Current	10 A
Operating Temperature	0°C to 55°C
Power Supply	115/230V AC
Storage Temperature	-40°C to +70°C