Microprocessor; Temperature Control Microprocessor System; Figure 3--1 Temperature Control System - Carrier 69NT40-551-500 Operation And Service

Container refrigeration
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3.1 TEMPERATURE CONTROL MICROPRO-
CESSOR SYSTEM
The temperature control Micro-Link 3 microprocessor
system (see Figure 3--1) consists of a key pad, display
module,
interconnecting wiring. The controller houses the
temperature control software and the DataCORDER
software. The temperature control software functions to
operate the unit components as required to provide the
desired
cargo
DataCORDER software functions to record unit
TEMPERATURE CONTROL SOFTWARE
CONFIGURATION
SOFTWARE
CONFIGURATION
VARIABLE
(CnF##)
CONFIGURATION
SOFTWARE
CONFIGURATION
VARIABLE
(dCF## read only)
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the
control
module
(controller)
temperature
and
CONTROL MODULE
OPERATIONAL
SOFTWARE
FUNCTION
CODE (Cd)
DataCORDER SOFTWARE
OPERATIONAL
SOFTWARE
FUNCTION
CODE (dC)
Figure 3- -1 Temperature Control System
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SECTION 3

MICROPROCESSOR

operating
parameters for future retrieval. Coverage of the
temperature control software begins with paragraph 3.2.
Coverage of the DataCORDER software is provided in
paragraph 3.6.
and
The key pad and display module serve to provide user
access and readouts for both of the controller functions,
temperature control and DataCORDER. The functions
are accessed by key pad selections and viewed on the
humidity.
The
display module. The components are designed to
permit ease of installation and removal.
ALARMS
PRE-TRIP
(AL<70)
TO
DISPLAY
DATA
ALARMS
STORAGE
(AL>68)
MEMORY
TO
TO
DISPLAY
DISPLAY
(Scrollback)
3--1
parameters
and
cargo
DISPLAY MODULE
KEY PAD
INTERROGATION
CONNECTOR
DATAREADER
Computer Device
With DataLINE
Software
DATABANK CARD
temperature
T-334

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