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5.4 Tru-Tech and Tru-View
The TRU-Tech and TRU-View program allows the user to access system data using a computer when the unit is
not running and without starting the eight hour data recorder timer. The application interface will provide additional
programming and configuring capabilities that will not be available using the display mounted keys. The data
recorder may also be configured using the TRU-Tech program.
for complete instructions on using TRU-Tech and TRU-View, refer to the manual supplied with the TRU-Tech/TRU-
View software.
5.4.1 TRU-Tech
TRU-Tech enables the user to do the following:
• Monitor in real-time via the USB interface port the current status of the APX Control System inputs, outputs,
refrigeration, electrical, engine and temperature sensors and alarms.
• Record sensor data to a file for diagnostic purposes.
• Display, edit and send unit model number, unit serial number and trailer ID to the main microprocessor.
• Display, edit and send Functional Parameters and Configuration settings to the system (including the data
recorder) or to a Data Transfer USB memory device.
• Write hour meter values to a replacement main microprocessors (during the first 25 hours).
• Initiate Pretrip and Defrost operations.
• Support Download, Configuration and Program USB operations.
• Provide a security log on a system controlled by a System Administrator.
5.4.2 TRU-View
TRU-View enables the user to do the following:
• Read download files from the system.
• Create various customized text reports that include setpoint, sensors, and events.
• Create various customized graphical reports.
• Print numerical, graphical, and event reports.
• View and print refrigeration system historical settings and changes.
• Filter download data by date range and desired sensors and events.
• Search for a sensor or event of interest.
• Synchronize multiple graphical and numerical windows to better understand historical operation.
• PC Setup enables the user to select how to display various parameters for use in the graph and text window.
• Easily adjust x and y axis and color scheme to accommodate various data.
• Export data to a user-friendly format such as PDF.
5.4.3 Connecting Computer and Control System
To connect the APX Control System and computer:
1. Locate the USB interface port (Figure 2.2) and remove the protective cover to gain access.
2. Plug a PC-USB service cable into the port and a USB port on the computer (Figure 5.10). If SROS is off, the
system will power up, and display “PC MODE”. If Configured to do so, the system will prompt for entry of the
data protect PIN code (refer to “PROTECT DATA WITH PIN”, Table 5–1).
3. Start the TRU-Tech and TRU-View program by double clicking on the icon on your computer desktop and
entering the required password. Verify that the correct COM port is selected in the PC Setup. for complete
instructions on using TRU-Tech and TRU-View, refer to the manual supplied with the TRU-tech/TRU-View
software.
4. When work is complete, remove the interface cable and install the protective cover back onto the USB port.
The APX Control System will return to normal operation.
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