Delta LTL2000S Specifications

DELTA - Hjortekærsvej 99 - DK -Kgs. 2800 Lyngby - Denmark - Tlf (+45) 45 88 83 33 - Fax (+45) 45 87 08 10LTL2000 RETROMETERManual

DELTA LTL2000 Retrometer 4Edit the value until it corresponds with the Normal value and then press <ENTER>. The Calibrationis now completed and

DELTA LTL2000 Retrometer 5

DELTA LTL2000 Retrometer 6CommunicationUse a simple terminal or PC with communication software to control the LTL2000. (Windows HyperTerminal will do

DELTA LTL2000 Retrometer 7SECTION 2GENERAL INFORMATIONRl MeasurementLTL2000 Retrometer measures the Rl (coefficient of retro reflected luminance) par

DELTA LTL2000 Retrometer 8The LTL2000 is controlled by a microprocessor. The microprocessor executes the measurementautomatically by the push of a bu

DELTA LTL2000 Retrometer 9The LTL2000 Retrometer is a rugged instrument, but it is an optical instrument and must be handled assuch.The LTL2000 is fa

DELTA LTL2000 Retrometer 10SECTION 3KEYBOARD, DISPLAY AND FUNCTIONSKeyboard LayoutRLTESTCALIB.ZEROENTERCANCELMENU OFF2'ndPRINTFEEDéêONKeyboard f

DELTA LTL2000 Retrometer 11Warning for full Test log (can be disabled)Warning for pour measurement conditionsCALIB Activates calibration measurement.

DELTA LTL2000 Retrometer 12Result PrintoutRl PrintoutThe Rl result printout showing the measured Rl, the date and time for the measurement, the instr

DELTA LTL2000 Retrometer 13Test PrintoutThe Test Printout showing the measured Rl, the date and time for the test, the related status code anda T# nu

DELTA LTL2000 Retrometer 14Zero PrintoutThe printout after a Zero measurement showing the measured Zero Signal in % of the nominal signal, ifthe zero

DELTA LTL2000 Retrometer 15Functions and Menu systemRl Calibration(Activate with the <Calib.> key)LCD Display Explanation.Rl Normal Cal.Enter T

DELTA LTL2000 Retrometer 16Test Log(Select with the <Menu> key)LCD Display Explanation.Free T_LOG:95.6%Enter to ClearThe display shows the free

DELTA LTL2000 Retrometer 17é to Change Press é to disable <ENTER> to accept.Clear Top Log(Activate with the <é> key after a Rl measureme

DELTA LTL2000 Retrometer 18Date and Time(Activate with the <Menu> key)LCD Display Explanation.Date and timeEnter to EditThe built-in real time

DELTA LTL2000 Retrometer 19Status(Select with the <Menu> key)LCD Display Explanation.Status DisplayUse éê to ViewThe results and status made wi

DELTA LTL2000 Retrometer 20The amount of free log entries in %.Test Log Full orFree T_Log: 87.5%A warning is given if the Rl Test Log has run fu

DELTA LTL2000 Retrometer 21LTL2000 Command setThe LTL2000 is equipped with a serial communication port primarily for log data acquisitio

DELTA LTL2000 Retrometer 22LTL2000 command setCommand Parameter Response MeaningVBat Lamp Off: 12.21 VVBat Lamp On: 11.30 VBattery volta

DELTA LTL2000 Retrometer 23LTL2000 command setCommand Parameter Response MeaningLS none Rl DataLog: 6 data points.99.56% freeRl TestLo

DELTA LTL2000 RetrometeriDISCLAIMERThe information contained in this document is subject to changewithout notice.DELTA LIGHT & OPTICS MAKES NO WA

DELTA LTL2000 Retrometer 24LTL2000 command setCommand Parameter Response MeaningLT none LTL2000 Test Log Dump: 1997 Mar 27 10:01:033 ent

DELTA LTL2000 Retrometer 25LTL2000 command setCommand Parameter Response MeaningRL none *** Rl Measurement ***1997 Mar 27 10:00:59Rl: 14

DELTA LTL2000 Retrometer 26LTL2000 command setCommand Parameter Response MeaningWarning: Low VBat Warning for low battery voltageTI none

DELTA LTL2000 Retrometer 27LTL2000 command setCommand Parameter Response MeaningMC Average Measuring CountOT n Auto Off TimerQuery/Set t

DELTA LTL2000 Retrometer 28SECTION 4MAINTENANCEGeneral careThe Retrometer is constructed for outdoor use in ordinary go

DELTA LTL2000 Retrometer 29FusesFuses, two pieces, are placed at the rear of the instrument. The charging fuse protects

DELTA LTL2000 Retrometer 30Light trapZero signal is simulated by a light trap made of two glossy and black plastic shee

DELTA LTL2000 Retrometer 31calculates the calibration factor. This process is fully automatic and if the calibration r

DELTA LTL2000 Retrometer 32PrinterThe printer is a high speed high quality Mini Thermal Printer. It uses 57.5 mm therma

DELTA LTL2000 Retrometer 33

DELTA LTL2000 RetrometeriiINDEXSECTION 1...

DELTA LTL2000 Retrometer 34APPENDIX ACOMMUNICATION FACILITIESRS-232C specificationThe LTL2000 is equipped with a commun

DELTA LTL2000 Retrometer 35Connections in the 9 pin D-Sub connector.pin # Function Signal Direction3 Receive

DELTA LTL2000 Retrometer 36Connection example #2. PC with 9 pin D-Sub communication port.Cable connections:PC Port DTE

DELTA LTL2000 Retrometer 37

DELTA LTL2000 Retrometer 38Command formatAll LTL2000 commands are built using the following template.Command (one ore m

DELTA LTL2000 Retrometer 39APPENDIX BSpecial Status Printouts.The LTL2000 can print a special status at power up showin

DELTA LTL2000 Retrometer 40Initial StatusAfter executing a ZERO function the status will looklike this.It shows that no

DELTA LTL2000 Retrometer 41Status after first ZeroAfter executing a ZERO function the status will looklike this.It show

DELTA LTL2000 Retrometer 42Status after CalibrationAfter executing a Calibration function the status willlook like this

DELTA LTL2000 Retrometer 43Status after Rl measurementAfter executing a Normal Rl Measurement the statuswill look like

DELTA LTL2000 RetrometeriiiSpecial Status Printouts...

DELTA LTL2000 Retrometer 44Status after a Test measurementAfter executing a Test Measurement the status willlook like t

DELTA LTL2000 Retrometer 45APPENDIX CSPECIFICATIONGeneral CharacteristicsIllumination angle ...

DELTA LTL2000 Retrometer 46Environmental CharacteristicsTemperature:Operating...

DELTA LTL2000 Retrometer 47Dimensional drawings

DELTA LTL2000 Retrometer 48Instrument Layout.

DELTA LTL2000 Retrometer 49Calibration Unit Placement Graphics.The graphics show t

DELTA LTL2000 Retrometer 1SECTION 1OPERATING INFORMATIONLTL2000 IntroductionThe LTL2000 Retrometer is a portable field instrument, intended for measu

DELTA LTL2000 Retrometer 2The LTL2000 is powered by a rechargeable lead acid battery, giving several hours of measurementcapacity. A mains powered ba

DELTA LTL2000 Retrometer 3Getting started:Turn the LTL2000 on by pressing <ON>Hold <ON> pressed until LCD shows:Calibrate instrument if n