WinTrac™ 5.X

Chapter 4Communicating with your Thermo King UnitsStart-of-Trip [SOT] HeaderYou can send a Start-of-Trip Header to your DMS Loggers using WinTrac software. Simply select the SOToption on the Header Tab, and click on the ‘Send SOT Header’ button.Sensor LabelsThe DMS unit stores the sensor labels with the maximum length of 15 characters for each label. WinTrac usesthese labels when displaying sensor information for a particular DMS data logger.Sensor AlarmsEach Sensor on the DMS data logger has an out-of-range alarm associated with it. An out-of-range alarm willbe recorded by the DMS data logger, as well as causing the DMS display to flash. You can enable or disablethis alarm capability. You may also define upper and lower temperature thresholds for the out-of-range alarm.To access the alarm settings for the DMS sensors, Click on the Change Settings… button located on theSensors tab of the DMS properties window.Logging IntervalThe DMS logs the readings for each probe each Logging Interval. The logging interval may be set to 2 mins,5mins, 10 mins, 15 mins, 30 mins, 1 hour, 2 hours, or 4 hours.Logging ModeThe DMS data logger can be set to store the readings of the first two sensors (Return Air and Discharge Air),or all six sensors (including the four spare sensors). The Setpoint sensor input is always logged by the DMSdata logger.Display OptionsYou can choose to enable or disable the DMS display from WinTrac software. You can also choose thetemperature units (either °C or °F) used on your DM S display.Printout OptionsThere are several printout options available on your DMS data logger when using a hand-held printer. You canchoose to enable or disable print completely, as well as enable or disable a chart printout, and exceptionprinting.Timer InformationThe DMS data logger has three timers with user-settable intervals. The three timers are Pull-down out-ofrangetimer, Defrost timeout timer, and Defrost recovery timer. You can set the interval of these timers usingWinTrac software. Timer information is contained on the Advanced DMS Settings window.Satellite PortSome DMS units are equipped with a secondary serial port for communications, often referred to as theSatellite Port. You can configure this satellite port to either DataPac, Qualcomm, or remote.23