LOGO!Soft Comfort Online Help
Operating Instructions, 11/2017
207
To give you an impression of the versatility of LOGO!, LOGO!Soft Comfort includes a small
collection of applications, in addition to the service water pump application shown in the
tutorial.
This online help briefly describes the tasks and presents the relevant solutions with
LOGO!Soft Comfort. You can find these circuit programs, as well as many others, on your
LOGO!Soft Comfort DVD-ROM in the ..\Samples folder. You will also find there
documentation for the various samples.
Additional sample programs are also available on the Internet at
http://www.siemens.com/logo-application-examples.
LOGO! sample applications are available and free of charge to our customers. We provide
the sample applications without guarantee, and they are intended for general information
about the possible fields of application for LOGO! Base Modules and LOGO!Soft Comfort
software. Custom solutions may be different.
The user operates the system at his own responsibility. We also refer to local standards and
system-related installation regulations.
This section presents the following sample applications:
● Air-conditioning system (Page 207)
● Factory door (Page 209)
● Heating control (Page 210)
● Fill station (Page 213)
Note the service water pump example (Page 193).
Air-conditioning system
Requirements for an air-conditioning system
An air-conditioning system supplies fresh air into a room and exhausts the contaminated air.
Let us look at the following sample system:
● A room contains an extractor fan and a fresh-air fan.
● Each fan under monitoring by means of a flow sensor.
● The pressure in the room may rise above the atmospheric pressure.
