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Adjustable parameters
The adjustable set point that can be modified by the end user are:
Label
SEt H
SEt S
SEt C
SD02
PAS
The units are supplied with a very sophisticated control system with many other parameters that are not adjustable by the end user;
these parameters are protected by a manufacturer password.
Parameters list
By pressing the
key the user has the possibility to display the many parameters. Scroll the list of the parameters using the
keys, then press the
is not possible to change any value.
The parameter list is:
Display
ALrM
Alarm List
ALOG
Alarm history
UPL
Uploading parameter list from hotkey
CrEn
Enable to stop one refrigerant circuit
COEn
Enable to stop one compressor
HouR
Main components working hours
COSn
Compressors start up
Cond
Modulating valve source circuit control signal
Pout
Auxiliary proportion output 0-10V
47 |
P a g e
Function
Heating set-point
Domestic hot water set-point
--
Set point compensation
Password
key to display the required one. In this menu there is just the possibility to display the parameters. It
List
Adjustment limit
20÷55°C
20÷55°C
--
0÷15°C
(Contact the Lochinvar
Limited)
Symbol
ALrM
See following paragraph
ALOG
See following paragraph
UPL
(Not used)
CrEn
(Not used)
COEn
(Not used)
CO1H
Working hours compressor 1
CO2H
Working hours compressor 2 (only models
with 2 compressors)
EP1H
Working hours user water pump
SAPH
Working hours domestic hot water pump
CO1E CO2E
Number of start up compressor 1
Number of start up compressor 2
Pout1
(Not used)
Pout2
(Not used)
Pout3
(Not used)
Pout4
(Not used)
Default value
30°C
45°C
--
10°C
Explanation
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