Thermo Products USDT2004 manual Energy collected in kWh, GAL Flow rate gallon/h

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Use selection keys ïð during normal system operation to display the desired parameter:

T1 xxx Collector temperature in oF

T2 xxx Tank temperature in oF

T3 xxx Reading of the third sensor; if the third sensor is not used it displays a fixed reference temperature of 250 oF

XXxxx Collector power in [kW]

YYxxx Energy collected in [MWh]

ZZ xxx

Energy collected in [kWh]

GAL xx

Flow rate [gallon/h]

Operation Mode – Example: Following chart displays system temperatures

At the upper text line , the icon for the text is always displayed. Program symbol is displayed during the setting of parameters at the lower text line. In addition, an arrow icon > is displayed while pump is running.

Program Mode - Pressing the selection key ð several times allows you to enter into the program mode (Par). Push selection key ò once to enter the program mode.

Basic Operation (Factory Setting for Only Two Sensors)

PROGRAM 0: (basic 2-sensor program)

Par Using the navigation key ^_ allows you to select the desired parameter while you are in the program mode. Press the selection key ò once to select the parameter in the window. Selected parameter blinks allowing you to modify it. You can modify the selected parameter while the middle window blinks by pressing the ï or ð key. The unit accepts the new value by pressing the ñ key once. To avoid unintentional set-point changes, the user must enter the access code “32” to manipulate factory settings.

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Contents Usdt Installation and User’s Guide Control unit has the following functions IntroductionFollowing sa fety precautions are strongly recommended InstallationPage Page Menmode is for use in advanced applications only. See P.9 GAL Flow rate gallon/h Energy collected in kWhDiff ?1 Hysteresis BandwidthDesignation SelectionLLP BTUOUT SENStart AlarmRkty INS EnablDisab SensOK Circ No CircIncorrect display of temperatures Malfunction, but realistic temperature values