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Elma -1336 Instruction Manual

Chroma meter
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CHROMA METER
ELMA-1336
INSTRUCTION MANUAL

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Summary of Contents for Elma ELMA-1336

  • Page 1 CHROMA METER ELMA-1336 INSTRUCTION MANUAL...

  • Page 2: Table Of Contents

    5-10 Auto-Cycle Timer Datalogging ..........21 5-11 No-Cycle Timer Datalogging..........23 6. BATTERY CHECK-UP ＆ REPLACEMENT ......25 7. SPECTRAL SENSITIVITY CHARACTERISTIC ......26 8. MAINTENANCE ................. 26 9. SOFTWARE INSTALLATION AND OPERATION ..... 26 ※ Copyright © 2014 Elma Instruments. All rights reserved.

  • Page 3: Instruction

    1. INSTRUCTION  The digital Chroma meter is a precision instrument used to measure color coordinate, illuminance and correlated color temperature.  It meets CIE photopic spectral response.  The Chroma meter is compact, tough and easy to handle owing to its construction.

  • Page 4: Specifications

    3. SPECIFICATIONS Triple display 4 digit LCD read out. Display: Measuring function: Tristimulus values: XYZ Chromaticity: (Ev, x, y); (Ev, u’, v’); (Ev, λd, Pe); (Ev, λd, Pc); (Ev, MAX, MIN). Correlated color temperature: (Ev, Tcp, uv); ( Ev, Tcp, uv ) Color difference: ( X, Z);...

  • Page 5: Parts & Controls

    4. PARTS & CONTROLS 4-1 Description of Parts & Control keys 1. LCD Display: Triple 4 digit display with a maximum of 99990 readings and the indicating signs of measured values, unit function symbols and decimal points etc. are displayed. Power Control key: Press this key to turn on or off the meter.
  • Page 6 SET01 : Measurement illuminance unit lx or fc setting mode. SET02 : Real time setting mode. SET03 : Auto datalogging interval time setting mode. SET04 : Auto-cycle timer datalogging setting mode. SET05 : No-cycle timer datalogging setting mode. SET06 : Auto power off time setting mode. 7.

  • Page 7: Description Of Display

    14. AC adaptor socket (9V, 100mA). 15. Micro-USB 16. Photo Detector Receptor Window: The spherical summit of the detector window is used as the illuminance reference plane. 17. Tripod mounting: 1/4”-20 unc female thread. 18. Photo Detector Cap. 19. microSD CARD 4GB. 4-2 Description of Display A : Datalogging mode indication.
  • Page 8 : Low battery indication. : Auto power off indication. Ev : Illuminance value indication. X, Y, Z : Tristimulus values indication. x, y : Chromaticity coordinates values indication. u', v’ : Uniform chromaticity coordinates values indication. Tcp : Correlated color temperature value indication. λd : Dominant wavelength value indication.

  • Page 9: Operating Instructions

    5. OPERATING INSTRUCTIONS Zero Adjustment The meter performs zero adjustment automatically when the power comes on. This adjustment need to attach the photo detector cap. 5-1 Selecting Illuminance Unit lx or fc 1. Press the key to turn on the meter. 2.

  • Page 10: Taking Color Difference Measurement

    5. Press H key, if the displayed value need to be hold. In H mode, press MODE key to cycle switch display the other measured values and press Time key to display the held date and time. Press H key again to exit the data hold mode.
  • Page 11 2. When the display shows measurement result that you feel are satisfactory for use as your target values, press H key to hold these results. 3. Press key to enter the color difference measurement mode. If you have previously set a target, the display shows the difference between the new measurement and this previously set target.
  • Page 12 3. Press SET key to enter the setting target values mode, the annunciator “SET REF” and the previously set target values are displayed. If no target is currently set, the display shows o’s for all parameters. The first line one or more decimal points blinking. 4.

  • Page 13: Measuring The Correlated Color Temperature

    key to review the target values. Press H key again to exit the data hold mode. 5-4 Measuring the Correlated Color Temperature 5-4-1 Taking correlated color temperature measurements 1. Press the key to turn on the meter. 2. Remove the photo detector cap and aim the receptor at the light source you want to measure.
  • Page 14 step 5-4-1. 2. When the display shows measurement result that you feel are satisfactory for use as your target values, press H key to hold these results. 3. Press Tcp key to enter the correlated color temperature difference measurement mode. If you have previously set a target, the display shows the difference between the new measurement and this previously set target.
  • Page 15 The first line one or more decimal points blinking. 4. Press  and  key to select the desired decimal point, location. If the set target value does not have a set decimal point, all four of the line’s decimal points blink.

  • Page 16: Using The Correction Factors (Cf)

    target values. Press H key again to exit the the data hold mode. 5-5 Using the Correction Factors (CF) 5-5-1 Using CF correction The CF allows the user to calibrate the meter to any subject desired. It can be used to calibrate the meter to another standard subject for which the values is known, to precisely standardize meters to the same subject.
  • Page 17  When the display shows measurement result are stable, press H key to hold these results. 2. Enter the know values  Press CF key to enter the CF mode.  Press SET key, the display shows the measurement results obtained at step 1 –...

  • Page 18: Manual Data Memory And Read Operations

    If you attempt to set y such that y < 1 – 6.98x, the meter display shows “ErrA”, and returns to the beginning of the SET mode. Reenter the values. 5-5-3 Applying CF correction to measurements 1. Press CF key, the display now shows the CF-corrected results, the annunciator “CF”...
  • Page 19 5-6-2 To recall the memorize data 1. Press READ key to enter the READ mode, the LCD will show “ R ” mark and the memory address number. 2. Press ▲ or ▼ key to select the desired memory address number data for display.

  • Page 20: Setting The Auto Power Off Time

    5-6-3 To clear the manual memorized data 1. Press the key to turn off the meter. 2. Press and hold down MEM key then press the key to turn on the meter, LCD will show “M CLr no” mark. 3. Press ▲ key to select “YES” or press ▼ key to select “no”...

  • Page 21: Setting The Real-Time

    5-8 Setting the Real-Time The meter internal clock is used in the display and for time-stamping recorded measurements. 1. Press SET key two times to change the setting mode to “SET 02”, the flicking first number of year are displayed. 2.
  • Page 22 2. Interval time setting  Press SET key three times to change the setting mode to “SET 03”, the annunciator “INTV” and the flicking first number of minute are displayed.  Press  and  keys, position the cursor on the time element to adjust. ...

  • Page 23: Auto-Cycle Timer Datalogging

     Press MEM key for 3 seconds to exit. The maximum capacity is 4GB. 4. Download the recording data to PC connect the USB cable to PC and the meter. 5-10 Auto-Cycle Timer Datalogging The auto cycle timer means the start time and the record time is valid in the everyday.
  • Page 24 6. Repeat step 3 and 4 to complete the record-time setting. 7. Press  key to stored the record time and to enter the Interval-Time setting mode, the “INTV” mark and the flicking number of minute are displayed. 8. Repeat step 3 and 4 to complete the interval time setting. 9.

  • Page 25: No-Cycle Timer Datalogging

    15. If no SD CARD in the meter, the “Sd Err” mark is displayed 2 seconds then exit. 16. If memory is full, the “Sd FULL” mark is displayed. 17. During this mode, press  key to review the start-time, record-time and interval-time.
  • Page 26 6. Repeat step 3 and 4 to complete the end-time setting. 7. Press  key to stored the End time and to enter the Interval-Time setting mode, the “INTV” mark and the flicking number of minute are displayed. 8. Repeat step 3 and 4 to complete the interval time setting. 9.

  • Page 27: Battery Check-Up ＆ Replacement

    15. If no SD CARD in the meter, the “Sd Err” mark is displayed 2 seconds then exit. 16. If memory is full, the “Sd FULL” mark is displayed. 17. During this mode, press  key to review the start-time, end-time and interval- time.

  • Page 28: Spectral Sensitivity Characteristic

    7. SPECTRAL SENSITIVITY CHARACTERISTIC The sensor of this instrument together with its filter gives a spectral sensitivity characteristic close to photopic curve Vλ of C.I.E. (INTERNATIONAL COMMISSION ON ILLUMINATION) as described in the following chart. Light Mete Wavelength in Nonometers 8.
  • Page 29 Nov-2017-3...

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