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Summary Table of Operating Parameters
CAREL PROGRAMMABLE CONTROLLER, CONT’D
Integrated Electronic
Microprocessor Controller
CODE PARAMETER UOM* TYPE MINIMUM MAXIMUM DEFAULT
/5
Select Celsius (°C) or Fahrenheit (°F)
flag C 0 1
/c1 Calibration of probe 1 °C/°F C -20 20
/c2 Calibration of probe 2 °C/°F C -20 20
St Temperature set point °C/°F F r2 r1
rd Control delta °C/°F F 20 0.1
dl Interval between defrosts hours F 0 250
d4
Defrost activated when instrument is
switched on**
- - 0 1
dt1 End defrost temperature, evaporator °C/°F F -50 200
dP1 Maximum defrost duration, evaporator min F 1 250
d6 Display on hold during defrost - C 0 2
dd Dripping time after defrost min F 0 15
d/1 Display of defrost probe 1 °C/°F F - -
For Case
Specific
Defaults
See Serial
Label
Located
Near
Electrical
Access
On Your
Case.
For
Additional
Technical
Information
Call
Structural
Concepts
Technical
Service
Dept. at
1(800)
433.9490
Ext. 1
* Unit Of Measure
This data derived from Carel® Controller Material:
ir33 +030220441 - rel. 2.0 - 01.05.2006.
Structural Concepts Document - Revision C Date: 1.4.2022
** Case will go into defrost ONLY when case is turned off and then
back on when probe is reading below 45 °F.
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