GER 1500 USER MANUAL

GER 1500 SPECTRORADIOMETER 29Downloading DataTo view and analyze the data recorded in the stand alone mode, the data must be downloaded fromthe memory of the GER 1500 to the memory of the computer.Turn the instrument power off and connect the supplied cable between the COM2 of the instrumentand the associated control port of the computerThe downloading procedure is described in the Read Memory menu selection of the control menu inthe PC Data Acquisition Software section.3. Computer MeasurementConnect the computer as previously described.NOTE: On some revisions of the GER 1500 hardware, the POWER switch must be turned ON(red LED illuminated) prior to connecting the serial cable to the GER 1500’s COM2 port.Turn on the computer and startup the GER 1500 PC Data Acquisition Software (See Section 2 – PCData Acquisition Software.)Check the battery level by clicking on control, then system voltages.Select measurement from the control menu. The window appears with reference and target buttons.Click on the reference button for a reference scan and the target button for a target scan.A reference scan should always precede a series of target scans. Depending upon how variable theconditions are, reference scans should be taken more frequently. When in doubt, take a reference scan.The scans can be displayed as a single graph or as a multi graph; acquired data may be stored to diskin various formats. See Section 2 – PC Data Acquisition Software for complete details.GER 1500 USER MANUAL, REVISION 3.7