Emerson EC2-552 - Page 53

OI_EC2-XC645CX_A1_A2L_A3_EN_Rev01_866933.docx EC2-XC645CX 53/54
CODE VALUE MENUE DESCRIPTION RANGE
dLH 15.0 Pr2
DLT high temperature alarm
differential for recovery
0.1- 25.5°C; 1 - 50°F
dtLi nP Pr2
Probe selection for DLT control nP, P3, P4, P5
dtLP 50 Pr2
Digital Compressor Capacity
percentage in case of discharge
line temperature alarm
0 – 80 %
dtLF YES Pr1
Compressors OFF in case of
discharge line temperature alarm
no, yES
LAF 0.0 Pr1
Low pressure alarm set (fan)
-50.0 – HAF°C; -58 – HAF°F;
FA04 – HAF bar, PSI, kPa
HAF 60.0 Pr1
High pressure alarm set (fan)
LAF - 150.0 °C LAF – 302°F;
LAF - FA20 bar, PSI, kPa
AFd
5
Pr2
Pressure alarm delay
0 - 255 min.
HFc YES Pr2
Compressor off with high
pressure (temperature) alarm
no, yES
HFdP 50 Pr2
Digital Compressor Capacity
percentage in case of high
pressure (temperature) alarm
0 - 80 %
dHF 5 Pr2
Interval between 2 compressors
turning off with high pressure
(temperature) alarm
1 - 24 s
PnF 5 Pr2
Fan pressure switch maximum
activations
0 - 15
PiF 60 Pr2
Fan pressure switch activations
time
0 - 255 min.
FPr
1
Pr2
Fan ON with faulty probe
0 - 6
ASH0 5.0 Pr2
Differential for superheat warning
1
0.1 - 30.0°C; 1 - 60°F
ASH1
240
Pr2
Superheat warning delay
0 - 255 s
ASH2
3.0
Pr2
Superheat suction alarm 1 set
0.1 - 15.0°C; 1 - 30°F
ASH3
120
Pr2
Superheat suction alarm 1 delay
0 - 255 s
ASH4 no Pr2
Compressors turning off for
suction Superheat alarm 1
no, yES
ASH5 5.0 Pr2
Differential for regulation
restart for suction Superheat
alarm 1
0.1 - 15.0°C; 1 - 30°F
ASH6 1 Pr2
Regulation restart delay after
superheat>ASH2+ASH5
0 - 255 min.
ASH7 30.0 Pr2
Superheat 1 value for valve 1 hot
gas injection
0.1 - 30.0°C; 1 - 60°F
ASH8
2.0
Pr2
ASH7 differential
0.1 - 15.0°C; 1 - 30°F
ASH9
nP
Pr2
Probe for superheat managing
nP(0), P3(1), P4(2)
dSEP nP nP
Dynamic Set point function
enabled
nP, P3, P4
dSES 35.0 35.0
External temperature set for
DYNAMIC SET POINT function
-50.0 - 150.0°C; -58 - 302°F
dSEb -20.0 -20.0
Proportional band DYNAMIC
SET POINT
-50.0 - 50.0°C; -90 - 90°F
dSEd 5.0 5.0
Differential for DYNAMIC SET
POINT
-50.0 - 50.0 °C; -90 - 90°F;
-20.0 - 20.0 bar; -300 – 300 PSI
-2000 – 2000 kPa
AOC
Cur
Cur
Analogue output 1 working mode
Cur, tEn
AOF
nu
nu
Analog output 1 function
Nu, InC1, InC2, InF
InCP no no
Frequency compressor always
starts at first
no, yES
AOP nP nP
Reference probe 1 analogue
output (only function FREE)
nP(0), P3(1), P4(2)