Table 4-10 Datacorder Alarm Indications - Carrier 69NT40-541-001 Operation And Service

Container refrigeration units
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CODE #
TITLE
Recorder Supply
dAL70
Temperature
Out of Range
Recorder Return
dAL71
Temperature
Out of Range
USDA Temperatures
dAL72-74
1, 2, 3 Out of Range
Cargo Probe 4
dAL75
Out of Range
dAL76, 77 Future Expansion
Network Data Point
dAL78-85
1 - 8 Out of Range
dAL86
RTC Battery Low
dAL87
RTC Failure
DataCORDER
dAL88
EEPROM Failure
dAL89
Flash Memory Error
dAL90
Future Expansion
dAL91
Alarm List Full
T-316
Table 4–10 DataCORDER Alarm Indications
To Access: Press ALT. MODE key
The supply recorder sensor reading is outside of the range of -50°C to 70°C
(-58°F to +158°F) or, the probe check logic has determined there is a fault
with this sensor.
The P5 Pre-Trip test must be run to inactivate the alarm.
The return recorder sensor reading is outside of the range of -50°C to 70°C
(-58°F to +158°F) or, the probe check logic has determined there is a fault
with this sensor.
The P5 Pre-Trip test must be run to inactivate the alarm.
The USDA probe temperature reading is sensed outside of -50 to 70°C (-58
to 158°F) range.
The cargo probe temperature reading is outside of -50 to 70°C (-58 to 158°F)
range.
These alarms are for future expansion, and are not in use at this time.
The network data point is outside of its specified range. The DataCORDER
is configured by default to record the supply and return recorder sensors.
The DataCORDER may be configured to record up to 8 additional network
data points. An alarm number (AL78 to AL85) is assigned to each configured
point. When an alarm occurs, the DataCORDER must be interrogated to
identify the data point assigned. When a humidity sensor is installed, it is
usually assigned to AL78.
The Real Time Clock (RTC) backup battery is too low to adequately maintain
the RTC reading.
An invalid date or time has been detected. This situation may be corrected
by changing the Real Time Clock (RTC) to a valid value using DataLINE.
A write of critical DataCORDER information to the EEPROM has failed.
An error has been detected in the process of writing daily data to the non-
volatile FLASH memory.
This alarm is for future expansion, and is not in use at this time.
The DataCORDER alarm queue is determined to be full (eight alarms).
4–34
DESCRIPTION
NOTE
NOTE

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