Warranty, Liability and Support
Time switch based on the S7-300/400 CPUs with simple HMI system
including radio-controlled clock connection
Rev. B - final 19.07.2002 9/84
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BID21669756_Zeitschaltuhr_einfach_DOKU_v20_e.doc
Table 1-1 Application examples for professional time switches
Application Illustration
Greenhouse control:
Watering and lighting systems of a greenhouse must
be controlled.
Lighting control:
Lighting systems are automatically controlled in
residential homes or hotels.
Pump control:
Pumps for heating of service water are automatically
controlled in residential homes.
Automatic feeding machine:
Animals in a stable can be fed via automatic feeding
machines. Similar feeding machines are also available
for example for aquariums.
Many industrial applications in the field of automation technology also
require exact switching of processes. The problem is illustrated below:
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