6.5.28 Set frost limit
If the external temperature falls below the frost protection limit set, the control be-
haviour in setback operation changes form
Frost
to
Setback
or from
Setback
to
Normal
. The absence function is ignored. The frost protection limit is only effective
with heating program 1 … 3. The time cursor is not influenced by the frost limit and
therefore not displayed continuously. The response of the frost protection limit is
shown in the standard display with function key
i
(
Status#…
) (see operating in-
structions WCM-FS).
Setting range
Off
-20°C
…
0.0
▶
Activate heating engineer level (see Ch. 6.5).
▶
Press function key
Heating circuit
.
▶
Press function key
Control behaviour
.
✓
Menu
Control behaviour
is displayed.
▶
Press function key
Frost limit
.
✓
Parameter
Frost limit
is displayed.
▶
Set value using the dial knob and save with function key
OK
.
01
Control behaviour
Reduced oper. Setback
Frost limit
Off
On Opti
End
-
+
Frost limit
502
End
Standard
OK
Off
-20.0°C - 0.0°C;--
Installation and operating instruction
Remote control station WCM-FS 2.0 and extension module WCM-EM 2.1
6 Operation
83277502 • 3/2012-10 • La
75-106
Summary of Contents for WCM-EM 2.1
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