Emerson EC2-XC645CX User Manual

OI_EC2-XC645CX_A1_A2L_A3_EN_Rev01_866933.docx EC2-XC645CX 47/54
CODE MEANING CAUSE ACTION RESET
F-HA
Maximum
pressure
(temperature)
alarm fans
section
Condensing
pressure or
temperature
higher than
HAF value.
Depends on the
parameter HFC
Automatically: as soon as the pressure or
temperature reaches the (HAF - differential)
value.
(differential = 0.3 bar or 1°C)
A5
Liquid level
alarm
Input enabled
Signaling only
Automatically as soon as the input is
disabled
A12
Configuration
alarms
See par. 18.1
A14
Load
maintenance
alarm
A load has
worked for the
hour set in the
SEr parameter.
Signaling only
Manually: reset the running hour of the
compressor
(see par.13 Running hours of loads)
dtL
Discharge Line
Temperature
Pb3
Temperature
Higher than dtL
for the dLd
time
delay.
Digital Scroll
switched off.
Automatically as soon as the temperature
becomes lower than dtL.
InF
Inverter fan
alarm
The
configurable dig.
Input set as inF
is activated.
The analog out
set as INF is
switched off.
Automatically as soon as the input is
disabled
FC01…
FC04
Running proof
alarm with
automatic
recover
The digital input
set as Co1 -
Co6 has not
been activated
by d1d - d4d
time.
The compressor
1 - 4 is switched
off and the
safety timers
start.
Automatic – when safety timers are over.
LC01…
LC06
Running proof
alarm with
manual
recover
5 running proof
alarms
happened in a
hour.
The compressor
1 - 4 is switched
off.
Manual by means:
- Controller off-on
- Reset by keyboard
- Reset by monitoring system
PrSH
Low superheat
Pre-allarm
The superheat
is less than:
SH< ASH2 +
ASH0 for ASH1
time.
Only warning
Automatic:
when superheat:
SH>ASH0+ASH2+1°C(2°F)
ALSH
Low superheat
allarm
The superheat
is less than:
SH< ASH2 for
ASH3 time.
Regulation
depends on
ASH4:
ASH4 = no:
regulation not
affected.
ASH4 = yes:
regulation is
stopped.
Automatic:
when superheat:
SH> ASH5 + ASH2

Emerson EC2-XC645CX Specifications

General

Brand	Emerson
Model	EC2-XC645CX
Category	Controller
Language	English