Structural Concepts HARMONY HMO2653R Installation And Operating Manual page 40

To Modify The Setpoint
Set
Press and hold the "SET" key for at least 1 second.
2. Use arrow keys ▲ ▼ on temperature
def
▲
controller to increase (or decrease) the
aux
▼
setpoint.
3. Quickly press and release the "SET" key again.
Set
To Modify Defrost, Differential, Other Parameters
1. Press & hold "Prg" & "SET" keys together
Prg
for five (5) seconds; display will flash "0",
Set
representing password prompt.
mute
2. Confirm by pressing "SET" key.
Set
3. Press ▲ or ▼ to reach the
def
▲ category to be modified.
aux
▼
4. Press "SET" to modify this selected parame-
ter.
Set
5. Increase or decrease the value using
def
▲
the ▲ or ▼ button respectively.
aux
▼
6. Press the "SET" key to temporarily save the new
Set
value and return to the display of the parameter.
7. Press & hold the "Prg" key for at least 5 seconds
Prg
to save changes. This action will also mute the
audible alarm (buzzer) & deactivate the alarm relay.
mute
Warning! Save Your Parameter Settings!
1. To store the new parameter values, PRESS and HOLD the "Prg" key for at least 5 seconds.
2. All modifications made to parameters will be lost if you do NOT press a button within 60 seconds. Should
this "timeout" occur, normal operational settings (prior to modifications being made) will resume.
3. If the instrument is switched off before pressing the "Prg" key, all modifications to parameters will be lost.
def
To Activate Manual Defrost
▼
Press and hold "def" key for at least 5 seconds.
To Activate / Deactivate Auxiliary Output
▲
aux
Press and hold the "aux" key for 1 second.
Read And Save These Instructions - Page 1 of 3
Integrated Electronic
Microprocessor Controller
Programming The Instrument
How To Change Reading From
Fahrenheit (°F) To Celsius (°C)
1. Press and hold "Prg" and "SET" keys
Prg
Set
together for at least 5 seconds; display
mute
will show "0" (password prompt).
Set
2. Confirm by pressing "SET" key.
def
▲ 3. Press ▲ or ▼ until reaching the
aux parameter "/ 5".
▼
4. Press "SET" to modify this selected
parameter.
Set
5. Press ▲ or ▼ to change value to desired
def
setting: "0" for Celsius (°C) or "1" for
▲
Fahrenheit (°F).
aux
▼
6. Press "SET" key to temporarily save
the new value and return to the display of the
Set
parameter.
7. Press & hold "Prg" key for at least 5
seconds to save changes. Note! All values
Prg
will automatically convert to new scale. No
conversion is required.
mute
Prg
To Reset Any Alarms With Manual
▲
Reset
aux
mute
Press and hold the "Prg" and "aux"
key for at least 1 second.
Oper Manuals - PUB\Templates\Carel Controller\Carel Controller IR33.pub
This data derived from Carel Material: ir33 +030220441 - rel. 2.0 - 01.05.2006
40
Prg
▲
aux
mute
def
Set
▼