Glossary
Operating instructions timeSWITCH 160 0020132032_00
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Glossary
Error message
An error message shows you that the heating system has
notified the timer of a fault.
Flow temperature
The boiler heats water which is pumped through the heat-
ing installation. The temperature of this hot water as it
leaves the boiler is referred to as the flow temperature.
Heating circuit
A heating circuit is a closed circulation system of pipes and
heating devices (e. g. radiators). The heated water from the
boiler flows into the heating circuit and returns to the boiler
as cooled water.
A heating installation usually has at least one heating
circuit.
Heating installation
The heating installation heats up the dwelling and produces
hot water.
Operating level for the operator
This operating level contains all the functions available to
be changed by the operator.
Period
A period is a pre-set, defined period of time during which
the boiler, hot water production or the circulation pump is
on.
Preparation
The water in the domestic hot water cylinder is heated by
the boiler to the set hot water temperature. If the tempera-
ture in the domestic hot water cylinder falls by a specific
amount, the water is heated up again to the set
temperature.
Protection class
Protection class denotes the classification and identification
of electrical equipment with reference to the existing safety
measures to prevent electric shocks.
Protection type
The level of protection indicates the suitability of electrical
equipment for various ambient conditions and additionally
the protection of people from potential hazards during their
use.
