Carrier NDK33BN0KB, Operation & Service Manual

Page: 71 / 270

62-61753-21 3-23
FUNCTION
PARAMETER
SELECTIONS
DESCRIPTION
TEMPERATURE
CONTROL RETURN AIR
SUPPLY AIR
The unit has both a Return Air Sensor and a Supply Air Sensor. This
selection determines if: only the return air sensor reading will be used
for calculating control actions OR only the supply air sensor reading
will be used for calculating control actions.
"Return Air" is generally selected for most products. If this parameter
is set to the "Supply Air" setting the microprocessor will control within
a narrower temperature band.
DISPLAY TEM-
PERATURE
IN ...
ENGLISH UNITS
METRIC UNITS
Temperatures will display in either English (°F) using decimal points to
display tenths of a degree OR or Metric (°C) using commas to display
tenths of a degree.
DISPLAY PRES-
SURE IN ...
ENGLISH UNITS
METRIC UNITS
Pressures will display in either English (psig) using decimal points to
display tenths of a pound OR or Metric (bar) using commas to display
tenths of a bar.
ECO MODE
NO
YES
NO - Control for maximum protection.
YES - Control for maximum fuel economy.
OUT OF RANGE
ALARM: Metric English
OFF OFF
2°C 4°F
3°C 5°F
4°C 7°F
This Functional Parameter will display if the optional Out Of Range
Alarm/Shutdown feature is installed, refer to section 2.7.3 for addi-
tional information. It may be configured (refer to Table 5-2 for Configu-
ration information) to trigger an Alarm only or trigger an Alarm and
Shutdown.
The value entered here is the number of degrees away from set point
the compartment temperature may drift before the alarm or alarm and
shutdown action will be triggered. If set to OFF, the configured action
is deactivated.
Low Speed Startup Minutes
Allows user to set the number of minutes the unit will run in low speed every time the engine starts.
•START/STOP OFF
1 TO 255MINS
Allows user to set the number of minutes the unit will run in low speed
every time the engine starts in Start/Stop operation.
•CONTINUOUS OFF
1 TO 255MINS
Allows user to set the number of minutes the unit will run in low speed
every time the engine starts in Continuous operation.
SLEEP MODE For complete instructions on entering and setting parameters for Sleep Mode refer to Section
3.8.
* NO POWER
SWITCH TO
DIESEL NO
YES
*If the NO AC POWER Configuration is set to "Alarm & Shutdown"
this parameter will not display
YES - If the NO AC POWER Configuration is set to the "Switch To
Engine" (on power loss), setting this parameter to YES will confirm the
Configuration and the switch will be allowed.
NO - If the NO AC POWER Configuration is set to the "Switch To
Engine", setting this parameter to NO will override the Configuration
setting and shut the unit down when power is lost. The purpose of this
setting is to temporarily override the Configuration setting in situations
where switching to engine power is not desired.