Carel ir33+ small wide User Manual

45
ENG
ir33plus +0300028EN rel. 1.1 - 05.05.2017
ON
OFF
ALARM
t
St
AH
black out
S1
t
Fig. 8.c
Key
S1 Control probe Ad High and low temperature alarm
delay
AH High temperature alarm
threshold
Htd HACCP alarm delay
0 = monitoring disabled
ALARM HF HACCP alarm t Time
St Set point
8.7 High condenser temperature alarm
The condenser temperature can be monitored and high temperature
situations signalled, most likely when the condenser is blocked. The
following  gure describes the signal.
Par Description Def Min Max UOM
Ac High condenser temperature alarm threshold 70 0 200 °C/°F
AE High condenser temperature alarm di erential 10 0.1 20 °C/°F
Acd High condenser temperature alarm delay
0 = Immediate alarm
0 0 250 min
Tab. 8.c
ON
OFF
cht
Ac - AE
Sc
Ac - AE/2
Ac
OFF
CHT
ON
t
t
t
Acd
Fig. 8.d
Key
t Time Ac High cond. temperature alarm
threshold
Acd Alarm delay cht High cond. temperature pre-alarm
Sc Condenser probe CHT High condensing temperature alarm
AE High condensing temperature alarm di erential
8.8 Frost protection alarm
The frost protection alarm is only active if a probe has been set as the
frost protection probe. If this probe measures a temperature less than the
threshold ALF for a time greater than AdF, the alarm “AFr” (manual reset) is
shown. See the parameter table.
Par Description Def Min Max UOM
ALF Frost protection alarm threshold -5 -50 200 °C/°F
AdF Frost protection alarm delay 1 0 15 min
Tab. 8.d
ON
OFF
ALARM
AFr
ALF
S
t
t
AdF
Fig. 8.e
Key
t Time AdF Frost protection alarm
delay
AFr Frost protection alarm threshold
8.9 Defrost ended by timeout alarm
Alarms Ed1 and Ed2 signal that a defrost has ended when reaching the
maximum defrost duration. This can be disabled by setting A8 = 0.
Par Description Def Min Max UOM
A8 Enable alarms Ed1 and Ed2 (end
defrost by timeout)
0 = alarms disabled
0 0 250 min
Tab. 8.e

Carel ir33+ small wide Specifications

General

Brand	Carel
Model	ir33+ small wide
Category	Controller
Language	English