16
To Enter Installer Mode:
a.
Ensure the slider is in the
RUN
position, then press and hold and buttons
together for 8 seconds. Ignore the ‘NOT VALID’ message that is displayed for a
few seconds. The message ‘SET UP MENU’ will show briefly, followed by ‘SET
INSTALLER OK ?’
b.
Press the button to take you into the Installer Mode Parameter Menu.
c.
Parameter 1 is now available to change. This is to allow you to change the
clock format from 12 hour AM/PM to 24 hour. At every step, the
LoT™ Display
will inform you what the parameter means and what option you have selected.
The parameter number is shown on the display separated by a colon from the
parameter value.
d.
You can change the parameter value by pressing the or buttons. At this
point the description in the
LoT™ Display
will change and the parameter value
will flash. If you press the value will stop flashing and be saved for use.
INSTALLER
PARAMETER
Parameter
Number
Default
Value
Options Description
* Optimum start
9
0
0, 1, 2
0 = no optimum start
1 = delayed start
2 = optimum start on
* Optimum start limit
10
1
1, 2, 3
1 = 1 hour
2 = 2 hours
3 = 3 hours
* Optimum stop
11
0
0, 1
0 = disabled
1 = enabled
* Frost protection
temperature
12
5
5 to
16°C
Frost protection
temperature
* Minimum ON/OFF
time
13
1
1, 2,
3, 4, 5
mins
Minimum ON/OFF time
in minutes
* Cycle rate
14
6
3, 6, 9,
12
Number of boiler cycles
per hour
* Proportional band
width
15
1.5
1.5 to
3.0°C
Width of control
proportional band in °C
Failsafe mode (loss of
RF communications)
16
0
0, 1
0 = off
1 = heating on 20%
Reset all parameters
20
1
0, 1
0 = do not reset
1 = default parameters
FINE TUNING YOUR ST9120C
Содержание Y9120W Sundial RF2 Pack 4
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