2418C JAN 00 1.5.5
CORRIGO C10-LON
INSTRUCTION
J. DX cooling
0
No
1
1 stage
2
2 stages
3
3 stages binary
The outputs DO4 and DO5 are used to control DX
chillers in stages.
K. Cooling recovery
0
No
1
Yes
If the exhaust air is a preset number of degrees colder
than the outdoor temperature the heat exchanger or
mixing dampers will be set for maximum recovery. A
heat exchanger will be set tu full capacity and dampers
to maximum recirculation.
Needs exhaust sensor on AI3 and outdoor sensor on
AI5.
L. Free cooling, (Night cooling)
0
No
1
Yes
The function is only active during off-periods
If the room temperature exceeds a preset temperature
and the outdoor temperature is a preset value lower than
the room temperature the supply and exhaust air fans
are started to give free cooling. The outputs Y1, Y2, Y3
are all blocked.
The function is blocked at outdoor temperatures lower
than a preset value to prevent condensation problems.
Needs room sensor on AI7 and outdoor sensor on AI5.
M. Function input DI6 and output DO6
0
External alarm + Frost protection
1
Auto + Frost protection
2
Fire damper exercise.
See text block about the function DO6/DI6, page 6.
N. Fire alarm
0
Alarm only. Both fans continue to run .
1
Alarm and both fans are stopped.
2
Alarm and only the supply air fan is stopped.
2
Alarm and only the exhaust air fan is stopped
O. Function DI7/DI8
0
Function not used
1
Pushbutton. Instantanious closure gives extended
running for preset time.
2
Timer. Extended running as long as the contact is
closed.
P. Two speed fan
0
No
1
Yes (Cannot be chosen if DX cooling has been
chosen)
Q. External setpoint
0
No
1
Yes
Cannot be combined with efficiency calculation or liquid
connected exchanger.
Setpoint device TG-R4/PT1000 is connected to AI4.
R. Daylight saving time
0
No
1
Yes
Automatic change to DST at 02:00 the last Sunday in
March.
Back to normal time at 03:00 the last Sunday in October.
S.This function not available to Corrigo C10
The configuration code (see below) for this function must
always be set to 0.
S. Factory settings
No / Yes. On yes all parameters will be reset to factory
values. Mustbe used with utmost care.Should only be
used by the commissioning engineer.
When the configuration is terminated by leaving the
configuration branch by pressin
Esc
an automatic restart
with the new parameters will take place. The login level
will be reset to 0.
Configuration, quick method
The top two menu pages on the configuration branch
show two configuration codes Configuration code 1 and
Configuration code 2.
Each position in the code represents, in order, the values
set in the menues A...S described above. The menu T
”Factory settings” is not included in the code.
The codes can be set directly in these two pages.
N.B. The code for position S must always be set to 0
Code schematics
By using the supplied code schematics it is easy to
determin the code for any control application.
We recommend that you fill in the values in the line
provided and keep it in the system manual.
Other menu branches
Control temp
In this menu branch you can look at and set most control
values for the temperature control.
See also menu branch Settings
Which of the following menues that are shown and which
values that are settable depends on the chosen control
function and which login levl that has been used.
The table shows all menues and the control functions with
which they are shown.
1 Setpoint/Actual temp. Control function 0, 2, 3, 4.
2 Calculated setpoint Actual temp. Control function 1, 5, 6.
3 Output % for Y1, Y2, Y3. Unused output shows ___.
Control function 0, 1, 2, 3, 4, 5, 6.
4 Setpoint/Compensation. Control function 1, 5.
5 Setpoint Room/Supply air Control function 5.
6 Setpoint/Actual value. Supply air. Control function 2.
7 Min-/Maximum limits. Control function 2, 3, 5, 6.
8 Setpoint DX/Actual value. Room. Control function 5.
9 P-band/I-time/Neutral zone. Control function 0, 1, 2, 3, 4,
5, 6.
10 Cascade factor/I-time room. Control function 2.
11 Outdoor temp. compensation. Breakpoint 1.
Control function 1, 5.
12 Outdoor temp. compensation. Breakpoint 2.
Control function 1, 5.
13 Outdoor temp. compensation. Breakpoint 3.
Control function 1, 5.
14 Outdoor temp. compensation. Breakpoint 4.
Control function 1, 5.
The breakpoints must be placed with 1 lowest and 4
highest.
State the temperature and compensation for each point.
For temperatures lower than point 1 and higher than point
4 the compensation is constant and equal to the value set
for respective point.
1
2
3
4
Setpoint
Outdoor temp.
CONFIG.CODE 1
0011.1110.0000
CONFIG.CODE 2
0100.010
INSTRUCTION
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