Fluke-biomedical 07-444 User Manual

Nuclear Associates 07-444 Little Genius Scanning Densitometer Operators Manual March 2005 Manual No. 07-444-1 Rev.

Nuclear Associates 07-444 Operators Manual 2-2 2.5 Operating Modes Setup Mode The Setup Mode allows the user to: • Make a single point measuremen

Functional DescriptionOptical Density Measurement3 3-1Section 3 Functional Description This Section provides an overview of the functions performed

Nuclear Associates 07-444 Operators Manual 3-2 The Contrast Index is defined as the density difference between the low contrast reference step and h

Functional DescriptionDisplaying Data3 3-33. The contrast index value is displayed as: Cnt Index X.XX. 4. The speed index value is displayed as:

Nuclear Associates 07-444 Operators Manual 3-4 3.7 Setup Program Functions Setup Mode Functions include: • Making a single point measurement • Ent

SetupSetup4 4-1Section 4 Setup In the event of a static discharge induced lock-up of the densitometer, it is necessary to reset the unit by cycl

Nuclear Associates 07-444 Operators Manual 4-2 4.1 Entering a Facility Title This procedure allows the user to enter an alphanumeric string of chara

SetupSetting Communication Parameters4 4-34.3 Setting Communication Parameters From the Communications Menu, the user can set/edit the following para

Nuclear Associates 07-444 Operators Manual 4-4 Output Mode In the Manual Mode, data is transmitted upon user command to send data; in the Automatic

SetupLog Setup4 4-54.4 Log Setup From the Log Setup Menu, the user can: • Set/edit the File Name • Set/edit the Contrast Reference Step • Set/edit

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Nuclear Associates 07-444 Operators Manual 4-6 YYYY will be blank if the file has not been previously named. 4. Press ENTER. The File Parameter

SetupLog Setup4 4-74. Press ENTER to select the displayed Step No. The display will return to the File Parameters Menu and Chg. Cnt Ref. Step will be

Nuclear Associates 07-444 Operators Manual 4-8 1. Press or to scroll through the Main Menu until Chg. Temp On/Off is displayed. 2. Press ENTER.

SetupD log E Setup4 4-94.7 D log E Setup This procedure allows the user to select the units, either log relative exposure or step number, which repre

Nuclear Associates 07-444 Operators Manual 4-10 Figure 4-4. Control Chart Setup Menu

SetupD log E Setup4 4-11 Figure 4-4. Control Chart Setup Menu (Continued) GRAD BASE: X.XXENTERGRAD DEV: 0.XXENTERSPEED BASE: X.XXENTERSEED DEV: 0.XX

Nuclear Associates 07-444 Operators Manual 4-12 Control Chart Mode ON/OFF The user may select the control chart mode on, which allows data to be st

SetupD log E Setup4 4-13This procedure allows the user to setup, maintain, and selectively clear the control chart files. The setup of these files i

Nuclear Associates 07-444 Operators Manual 4-14 Follow the steps under control chart setup before proceeding. 1. Press or to scroll through the

SetupStep Wedge Type-X-Rite4 4-15 5. Analyzing data... will be displayed. 6. Ready for scan 2, 3, etc. will be displayed, repeat the scanning techn

iTable of Contents Section 1: Introduction... 1-1 1.1

Nuclear Associates 07-444 Operators Manual 4-16 11. To review the chart file values, press or to scroll through the available selections until

SetupSelecting The Appropriate Film Guide4 4-174.10 Selecting The Appropriate Film Guide Examine a sample film and determine the distance from the fi

Nuclear Associates 07-444 Operators Manual 4-18 5. Within 5 seconds, load the film from the top of the unit, oriented so that step 1 (lowest densit

SetupX-Rite Scanning Technique4 4-19The unit will time-out after 5 seconds and the scan cycle must start over from step 4. Position the film so th

Nuclear Associates 07-444 Operators Manual (Blank page)

OperationSingle Step Measurements5 5-1Section 5 Operation In the event of a static discharge induced lock-up of the densitometer, it is necess

Nuclear Associates 07-444 Operators Manual 5-2 Figure 5-1. Aperture Location After Auto Zeroing is completed, measurements must

OperationAutomatic 21-Step Measurements5 5-3 Position the film so that the lowest density steps enter the Densitometer first, i.e., Step 1 - 21. A

Nuclear Associates 07-444 Operators Manual 5-4 5. Press to scroll down through logged data as follows: Press — to scroll up through logged

OperationReporting Logged Data5 5-56. Press ENTER. The following message will be displayed: Sending Data... 7. When transmission is complete, the

iiSection 5: Operation... 5-1 5.1 Single Step Meas

Nuclear Associates 07-444 Operators Manual (Blank page)

CalibrationCalibration6 6-1Section 6 Calibration The 5-Step Reference Step Wedge is used to calibrate the Densitometer. The calibration point is g

Nuclear Associates 07-444 Operators Manual (Blank page)

Maintenance and TroubleshootingGeneral7 7-1Section 7 Maintenance and Troubleshooting 7.1 General This instrument contains CMOS integrated circuits

Nuclear Associates 07-444 Operators Manual 7-2 7.3 Displayed Error Messages Refer to Table 7-1 for a description of error messages that may be displ

Maintenance and TroubleshootingBattery Replacement7 7-37.4 Battery Replacement Use the following procedure to replace the batteries: 1. Turn the On/

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IntroductionProduct Description1 1-1Section 1 Introduction 1.1 Product Description The Model 07-444 Little Genius scanning densitometer is designed

Nuclear Associates 07-444 Operators Manual 1-2 Aperture Size 1.0 and 2.0 mm Operating Conditions 10°C to 40°C (50°F to 104°F) Maximum humidi

IntroductionProcedures, Warnings, and Cautions1 1-3Indicated battery and other operational tests must be performed prior to each use to assure that t

Nuclear Associates 07-444 Operators Manual

Getting StartedPower2 2-1Section 2 Getting Started 2.1 Power The Scanning Densitometers may be powered by batteries (with six 1.5 V alkaline batteri