Carel MPXPRO User Manual page 60

Electronic controller
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ENG
Par.
Description
A1
Alarm thresholds (AL, AH) relative to the set point St or absolute
0 = relative; 1 = absolute
A2
Alarm thresholds (AL2, AH2) relative to the set point St2 or absolute
0 = relative; 1 = absolute
AL
Low temperature alarm threshold
AH
High temperature alarm threshold
AL2
Low temperature alarm 2 threshold
AH2
High temperature alarm 2 threshold
Ad
Delay time for high and low temperature alarms
A4
Confi gure digital input DI1 on S4
0 = input not active
1 = immediate external alarm
2 = delayed external alarm
3 = enable defrost
4 = start defrost
A5
Confi gure digital input DI2 on S5 see A4
A6
Confi gure solenoid/compressor control during external alarm (immediate or delayed) with
fi xed 15 min OFF time
0 = always OFF; 100 = always ON
A7
Delay time for delayed external alarm
A8
Confi gure function of virtual digital input see A4
A9
Select digital input propagated from Master to Slaves (only on Master)
0 = from supervisor
1 = DI1
2 = DI2
A10
Confi gure function of digital input DI3 on S6 see A4
A11
Confi gure function of digital input DI4 on S7 see A4
A12
Confi gure function of digital input DI5 see A4
Ar
Signal alarms from Slave to Master
0 = not enabled; 1 = enabled
A13
Hot gas safety procedure for Slave offl ine
0 = not enabled; 1 = enabled
Fan (Evaporator fans)
F0
Evaporator fan management
0 = always on
1 = activation based on Sd – Sv (or Sd - Sm in double thermostat)
2 = activation based on Sd
F1
Evaporator fan activation threshold (only if F0 =1 or 2)
F2
Evaporator fans with compressor off
0 = see F0; 1 = always off
F3
Evaporator fans during defrost
0 = on; 1= off
Fd
Post dripping time after defrost (fans off with control active)
Frd
Fan activation diff erential (including variable speed)
F5
Evaporator fan cut-off temperature (hysteresis 1°C)
F6
Maximum evaporator fan speed
F7
Minimum evaporator fan speed
F8
Evaporator fan peak time
0 = function disabled
F9
Select fan control with output PWM1/2 (with phase cutting speed control)
0 = by pulse; 1 = by duration
F10
Evaporator fan forcing time at maximum speed
0 = Eud function disabled (Electronic valve)
Eud (Electronic valve)
P1
Electronic valve
0 = not used; 1 = PWM valve; 2 = CAREL E
P3
Superheat set point
P4
Proportional gain
P5
Integration time
0 = function disabled
P6
Derivative time
0 = function disabled
P7
LowSH: low superheat threshold
P8
LowSH: integration time
0 = function disabled
P9
LowSH: alarm delay
0 = alarm disabled
P10
Enable close solenoid valve for low superheat (LowSH) and/or low suction temperature (LSA)
1 = closing enabled
P11
LSA: low suction temperature threshold
MPXPRO - + 0300055EN rel. 1.0 30/08/10
5 = door switch with compressor and
evaporator fans OFF
6 = remote ON/OFF
7 = curtain switch
8 = start/stop continuous cycle
9 = light sensor
3 = DI3
4 = DI4
5 = DI5
2
V valve
60
Pag.
Def
Min
Max
UoM
67
0
0
1
-
67
0
0
1
-
67
4
-50.0
50.0
°C/°F
67
10
-50.0
50.0
°C/°F
67
0
-50.0
50.0
°C/°F
67
0
-50.0
50.0
°C/°F
67
120
0
240
min
32
0
0
9
-
32
0
0
9
-
67
0
0
100
min
67
0
0
240
min
42
0
0
8
-
42
0
0
5
-
32
0
0
9
-
32
0
0
9
-
32
0
0
8
-
68
1
0
1
-
68
0
0
1
-
39
0
0
2
-
39
-5.0
-50.0
50.0
°C/°F
39
1
0
1
-
39
1
0
1
-
39
1
0
15
min
39
2.0
0.1
20
°C/°F
39
50.0
F1
50.0
°C/°F
50
100
F7
100
%
50
0
0
F6
%
50
0
0
240
s
50
1
0
1
-
50
0
0
240
s
28-52
0
0
2
-
40-52
10.0
0.0
25.0
K
53
15.0
0.0
100.0
-
53
150
0
900
s
53
5.0
0.0
100.0
s
54
7.0
-10.0
P3
K
54
15.0
0.0
240.0
s
54
600
0
999
s
55
0
0
1
-
55
-45.0
-50.0
50.0
°C/°F
Type
Icon
F
A
F
F
A
A
F
C
C
A
C
A
A
C
C
C
A
A
C
F
C
C
C
F
F
A
A
A
A
A
A
F
A
A
A
F
A
A
A
A

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