Carel easy small wide, User Manual, Page: 16 / 56

16
ENG
ir0300028EN rel. 1.1 - 05.05.2017
3. USER INTERFACE
The front panel contains the display and the keypad, made up of 4
buttons (ir33+), 8 buttons (easy wide, easy small wide) or 9 buttons (ir33+
wide, ir33+ small wide) that, when pressed alone or combined with other
buttons, are used to program the controller. The optional remote display
is used to display the temperature measured by a second probe.
User terminal Remote display
ir33+ IREVXGD000
AUX
Fig. 3.a Fig. 3.b
ir33+ wide, ir33+ small wide PST00VR100
Fig. 3.c Fig. 3.d
easy wide, easy small wide PST00VR100
a u x
prg
mute
Fig. 3.a Fig. 3.b
3.1 Display
The user terminal display shows temperature in range -50 to +150°C.The
temperature is displayed with resolution to the tenths between –19.9
and + 19.9 °C. In the event of alarms, the value of the probe is displayed
alternating with the codes of the active alarms. During programming,
the terminal shows the codes and values of the parameters. The remote
display IREVXGD000 / PST00VR100 shows the temperature with resolution
to the tenths between -9.9°C and19.9°C.
Note: the standard display on the user terminal and the remote
display can be selected by setting parameters /tI and /tE accordingly.
Icon Function Normal operation Start-up Notes
ON OFF Flashing
Compressor On Off Awaiting activation Flashes when activation is delayed or inhibi-
ted by protection times
Fan On Off Awaiting activation Flashes when activation is delayed by
protection times or other procedures in
progress
Defrost Active - Awaiting Flashes when activation is delayed by
protection times or other procedures in
progress
AUX output AUX output 1 or 2 active - Anti-sweat heater function active
Alarm On if delayed alarm from digital
input - Alarms during normal operation
(e.g. high/low temperature alarm)
or in the event of malfunctions
(on together with the spanner
icon)
Clock On if a timed defrost has been set. If
the real time clock is fi tted, the icon is
displayed for a few seconds during the
third stage of the start-up procedure Clock alarm ON if RTC
available