Time Switch - Viessmann VITOSOLIC 200 Installation And Service Instructions Manual

Function description
Function blocks
Different effects can be achieved by determining the start and stop tempera-
tures:
"Thon" < "Thoff"
Adjusting the values see from
page 158.
e.g. for reheating
Thoff
Thon
R on
R off
See also example 1 on page 114 and
example 2 on page 115.
Differential temperature control (ΔT control)
The corresponding relay switches ON if
the start temperature differential is
exceeded and OFF if the stop tempera-
ture is not achieved.

Time switch

The corresponding relay switches ON at
the start time "t on" and OFF at the stop
time "t off" (3 periods can be activa-
ted).
Example 1 — Switching a DHW circulation pump
Used functions:
■ Thermostat function 1
■ Time switch 1
114
(cont.)
"Thon" > "Thoff"
Adjusting the values, see from
page 158.
e.g. for utilising excess heat
Thon
Thoff
R on
R off
Adjusting the values, see from
page 158.
Also see example 2 on page 115.
Adjusting the values, see from
page 159.
See also the following example.