4.4 Parameter settings
General
There are two levels of protection for parameters:
a) Direct (D): with immediate access, User-changeable;
b) Password protected (U): password required for access; Factory-set
parameters.(do not change).
4.4.1
Chiller parameters
PARAMETER
CODE
C-F
Unit of measurement.
Remote on / off enabling
rE
(see para. 4.4.1.1)..
CF30
Unit address
Baud rate
CF31
(see para. 4.4.1.2)
CF32
Protocol modbus
Alarm relay management
rAL
(see para. 4.4.1.3)
SUP
Supervisor on / off enabling
dEF
Restore default parameters
4.4.1.1 Remote On / Off mode
0
Remote On/Off disabled
1
Remote On/Off enabled together with local On/Off
2
Remote On/Off only, local On/Off disabled
4.4.1.2 Baud rate
1
3
5
2400
9600
38400
2
4
6
4800
19200
57600
Note: if you change the baud rate, the chiller must be switched off
and on again.
4.4.1.3 Alarm relay management
0
Relay normally deactivated, excited by an alarm.
Relay normally excited (also with control OFF), deactivated by an
1
alarm.
Relay normally excited (only with control ON), deactivated by an alarm
2
or with control OFF.
English
4.4.2
Temperature control
PARAMETER
Temperature control set point
Temperature control set point
" CPt= On"
TYPE
DEFAULT
Temperature control differential
0FF
D
(NOT visible with code " CPt= On")
0
D
4.4.3
Compressor parameters
1
D
PARAMETER
3
D
Minimum `On' time.
Minimum time between two compres-
1
D
sor switch-ons.
0
D
Compressor hour counter 1
4.4.4
General parameters
OFF
D
OFF
D
PARAMETER
precision control enable
4.4.5
B1, B2, B3 sensor parameters
PARAMETER
High temperature alarm (water)
Low temperature alarm (water)
7
115200
High temperature alarm (evapora-
tor)
Low temperature alarm (evaporator)
High temperature alarm (ambient)
Low temperature alarm (ambient)
CODE
TYPE
DEFAULT
C°
SEt
D
F°
20.0
C°
SEt
D
68.0
F°
C°
dIFI
D
F°
CODE
TYPE
DEFAULT
dAS
F
F
dES
AbCI
D
CODE
TYPE
DEFAULT
CPt
OFF
U
CODE
TYPE
DEFAULT
C°
HA1
D
F°
C°
LA1
U
F°
C°
HA2
U
F°
C°
LA2
U
F°
C°
HA3
U
F°
C°
LA3
U
F°
ICEP007-024 (60Hz)
4.5 Change parameters
Parameter (SEt / dIFI/ dEF )
4.5.1
--
Fig.2
--
esc
set
PAr
4
set
7.2
P_nA
tEr
CnP
2
5
0
set
set
C1H
diFI
SEt
60
140
-20
-4
CF30
CF31
CF32
60
140
3
4.5.2
Water temperature setting (see fi g.1/2)
5.4
1. Turn the main swicth (QS) to "ON" and wait for the "OFF" visualiza-
tion.
60
esc
set
140
2. Press the buttons "
" "
" together to enter on the parameter
type "D" .
-20
3. Select the parameter "PAr"using "
-4
set
press the button "
" to enter.
4. Select the parameter "tEr"using "
set
press the button "
" to enter.
5. Select the parameter "SEt"using "
set
press the button "
" to enter.
6. Change the value using "
"and "
set
ton "
" to confi rm and exit.
PbI
r9E
set
set
set
HA1
Ar9
C1H2
dEF
"and "
" buttons and
"and "
" buttons and
"and "
" buttons and
" buttons and press the but-
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