3412 Red - Far Red Meter.pub
Contents
1. Dr East Plainfield IL 60585 800 248 8873 or 815 436 4440 between 7 30 am and 5 00 p m CST e mail info Ospecmeters com www specmeters com 2 Red and Far Red Light Plants sense the amount of light in the ranges around 660 na nometers red and 730 nanometers far red and use the ratio between the two to direct growth Though plants differ in the details of their reaction in general a low Red Far Red ratio results in elongation and lower leaf area compared to a higher ratio The Field Scout Red Far Red Meter measures the light in these two ranges and displays the values in units of umol m s the number of photons in units of micromoles striking an area one meter square each second In addition the meter displays the Red Far Red Ratio elimi nating the need for computation The chart below displays the spectral response of the Field Scout Red Far Red Meter Field Scout Red Far Red Meter Response 620 630 640 650 660 670 680 690 700 710 720 730 740 750 760 770 Wavelength nm WARRANTY The Field Scout Red Far Red Meter is warranted to be free from defects in materials and workmanship for a period of 1 year from the date of original purchase During the warranty period Spectrum will at its option either repair or replace products that prove to be defective This warranty is void if the product has been damaged by customer error or negligence or if there h2. USER MANUAL CATALOG 3412 Why AN Y N Z gt Z gt 2 RED 7 FAR RED METER Spectrum Technologies Inc Thank you for purchasing a Field Scout Red Far Red Me ter This manual describes its features and operation Using the Meter 1 Press the ON OFF button to turn the meter on or off When first turned on the display will show the current battery level 2 Press the READ button to take a light reading The meter will measure the incident light for 0 3 seconds and display the mean 3 Press the MODE button to switch between displaying the Red Far Red Ratio and the Red and Far Red readings 4 The sensor assembly can be rotated to provide accurate readings while maintaining visibility of the display screen 5 Turn the meter off after use to conserve battery power Changing the Battery The Field Scout Red Far Red Meter uses a standard 9V bat tery To change the battery 1 Slide open the door on the back of the meter 2 Remove the old battery from the compartment and insert the new battery Be sure to orient the battery to match the image on the bottom of the compartment 3 Place the battery cover on the case and slide it closed Accuracy The Field Scout Red Far Red Meter is accurate to 5 Red light is measured at 660nm 40nm FWHM 20nm Far Red light is measured at 730nm 30nm FWHM 15nm EE AE For support or to place an order call Spectrum Technologies Inc 12360 S Industrial
3. as been an unauthorized modification Returning Products to Spectrum Before returning a failed unit you must obtain a Returned Goods Authorization RGA number from Spectrum You must ship the product s properly packaged against further damage back to Spectrum at your expense with the RGA number marked clearly on the outside of the package Spectrum is not responsible for any package that is returned without a valid RGA number or for the loss of the package by any shipping company For customer support or to place an order call Spectrum Technologies Inc 12360 S Industrial Dr East Plainfield IL 60585 800 248 8873 or 815 436 4440 FAX 815 436 4460 E Mail info specmeters com www specmeters com
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