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Please read this guide before operating the PolyPen device

PSI (Photon Systems Instruments), spol. s r.o. Drasov 470, 664 24 Drasov,

Czech Republic, http://www.psi.cz

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Table of Contents

1. Technical Specification .............................................................................. 3

2. General Information ................................................................................. 5

3. List of Equipment ..................................................................................... 6

4. Physical Features ..................................................................................... 7

5. Care and Maintenance ............................................................................... 8

6. Operation Instructions ............................................................................... 9

7. Software .............................................................................................. 14

7.A. Menu and Icon Explanation .................................................................... 15

7.B. Example of Data Transfer and Visualization ................................................ 16

7.C. Software Update ................................................................................ 17

8. Statement of Limited Warranty .................................................................. 18

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1. Technical Specification

Spectral response range: 340 nm - 790nm

Spectral response half width: 8 nm

Light source: Xenon incandescent lamp 380 - 1050 nm

Spectral straylight*: -30dB

Wavelength Reproducibility: +/- 0.5 nm

Number of pixels: 256

System data: 16 bit AD conversion

Dynamic range: 1:4300

Memory Capacity: Up to 32Mb

Internal Data Logging: Up to 8000 measurements

Display: 240x320 pixel; 65k colors; touch screen

Battery: Li-ion; rechargeable via USB port of a PC

Battery Life: 48 hours typical with full operation

Communication: USB

SpectraPen Software: Windows XP, or higher compatible**

Size: 15 x 7.5 x 4 cm

Weight: 300 g, 10.6 oz

Case: Splash-proof

Operating Conditions: Temperature: 0 to 55 ºC; 32 to 130 ºF Relative humidity: 0 to 95 % (non-condensing)

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Storage Conditions: Temperature: -10 to +60 ºC; 14 to 140 ºF Relative humidity: 0 to 95 % (non-condensing)

Warranty: 1 year parts and labor (see the last page of this Operation Manual for precise warranty conditions) * When monochromatic light of Λ = 550 nm or Λ = 850 nm is input, spectral stray light is defined as the ratio of the count measured at the input wavelength, to the count measured at a wavelength 40 nm longer or shorter than the input wavelength

** Windows is a registered trademark of Microsoft Corporation.

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2. General Information

PolyPen is a handheld spectro-radiometer powered by a Lithium-ion battery, which is rechargeable via a PC and a USB cable. The PolyPen features a complete system for measurement of spectral reflectance of an internal light source (Xenon incandescent lamp 380 - 1050 nm) from leaves, as well as measurements of transmittance and absorbance of any external light source. In addition, PolyPen incorporates formulas of commonly used reflectance indices (e.g. NDVI, NDGI, PRI etc.) into its software and displays values for x selected indices. These are stored in the device memory together with the reflectance, transmittance or absorbance spectra for recollection later or transfer onto a PC computer.

The device does not require a PC for operation. Reflectance spectra and calculated reflectance indices are instantly displayed on the PolyPen touch screen and stored in the device internal memory. Integrated USB communication allows data transfer to a PC at a later time. Measured data and calculated indices are stored as full spectrum and individual values (respectively). The PolyPen measures the following parameters:

Transmittance – calculated using the following formula

T = I/I0

Where: I0 is reference light intensity

I is measured light intensity

Absorbance – calculated data using the following formula

A = log(I0/I)

Where: I0 is reference light intensity

I is measured light intensity

The PolyPen is equipped with a non-destructive leaf-clip that has two interchangeable adapters, one with white reference and one with black reference. To measure pure reflectance the black reference adapter should be used during calibration. To measure reflectance together with transmittance/absorbance thru the leaf the white reference adapter should be applied during calibration. For device calibration, white reference adapter or optional precise reflectance standard made from Spectralon® * should be used. * Spectralon is a registered trademark of Labsphere.

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3. List of Equipment

Carefully unpack the carton. You should have received the following items:

PolyPen RP400

Leaf-clip adapters (black and white)

Reflectance standard (optional)

Stylus

Carrying Case

Textile Strap for Comfortable Wearing

This Operation Manual (as a PDF file on the USB flash disc provided)

USB flash disc with the SpectraPen software and driver

USB Communication Module

Other Accessories or Optional Features (according to your specific order)

Note:

If any item is missing, please, contact the manufacturer. Also check the carton for any visible external damage. If you find any damage, notify the carrier and the manufacturer immediately. The carton and all packing materials should be retained for inspection by the carrier or insurer.

For customer support, please write to: support@psi.cz

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4. Physical Features

Leaf clip with black or white background

Power button

Color LCD display with touch screen

Textile strap holder

USB connector

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5. Care and Maintenance

Never submerge the device in water!

The device should not come in contact with any organic solvents, strong acids or bases.

Battery life is approximately 48 hours when the PolyPen is operated continuously.

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6. Operation Instructions

To switch the PolyPen on, press the Power button until the logo shows up.

Somewhere at the end of this section there should be an image of the screen showing the spectrum data with the index data displayed so the user can see what the screen looks like during measurements.

Main screen:

Calibrate –takes reference spectrum and calibrates the light source

Indices table – displays selected indices calculated from actual measured data need to indicate how many can be selected at the time and refer to Options>settings for where to select these.

Calibration – follow the screen instructions. For precision insert the external Spectralon reflectance standard.

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Get reflectance –shows up after successful calibration, measures and stores reflectance spectrum

Main menus:

Device:

Calibrate – calibration can be run any time by pressing Device->Calibrate after inserting appropriate standard in the clip.

Also include how often should calibration be performed.

Data:

Browse – displays data browse dialog box

Erase – use this menu to erase internal data memory

Memory info – displays information on used

memory.

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Browse data:

Up to 3 sets of collected data can be displayed at once by checking off the last column in the data table.

Settings:

Indexes:

Select indices to be calculated and displayed on the main screen.

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Graph:

Zoom enable – enables the zoom feature. With the stylus, select an area (in the right-down direction) of the displayed graph to be enlarged. Reverse these steps to return to the original display.

Marker enable – enables a display (in the right or left hand corner).of the numeric coordinates of the point touched on the graphical display

Smoothing – enables noise reduction of the graphical display.

Absorbance – switches to absorbance data calculation (A=log(I0/I))

Wavelength range – select desired wavelength range for display of data by touching one of the values and adjust it using the arrows

Time:

Set the actual time and date (all data files are stored by time and date signature).

To change time, touch on one of the values and adjust it using the arrows.

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Miscellaneous:

Backlight intensity – move slider to adjust backlight intensity

Backlight time-out – move slider to adjust backlight time-out (time of inactivity required before backlight will dim out to save battery life).

Device: Average – move slider to set display of averaged

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7. Software PolyPen software can be used for downloading of the stored data onto a PC, visualizing, some analysis and export into text file for further analysis in a spreadsheet program such as Excel. Starting up: 1. Switch on the computer.

2. Switch on the PolyPen and connect to PC via USB cable

3. Before you connect the device for the first time please install the USB driver which is located on the install CD (or USB disk provided)

3. Copy the program provided to your computer and run it by double clicking on the program icon.

Connecting: Select: Device->Connect

If properly connected, the message “SpectraPen” appears in the bottom part of the screen and a small USB icon will appear in the top right hand corner of the PolyPen display.

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7.A. Menu and Icon Explanation

Menu: File

Load Loads previously saved data files.

Save Saves data to hard disc.

Export Exports data in .txt format.

Close Closes the current experiment.

Close All Closes all running experiments.

Exit Exits the program.

Menu: Device

Connect Detects and connects the device

Update Firmware Used for firmware updates.*

* For more information on software updating, see Chapter 7.C. of this Operation Manual.

Menu: Setup

Update Software Used for software updates.

Menu: Help

About Offers basic information about the program.

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7.B. Example of Data Transfer and Visualization

Step 1: Perform measurement with your PolyPen

Step 2: Click the “Download” icon or select Device>Download.

Data type

Save spectrum Export spectrum

Selection of data

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7.C. Software Update

Very important!

All data in the PolyPen memory are erased during the software update!

Before starting any software update, export all your data from the PolyPen memory into your computer!

Step 1: Starting Update

Select: Device>Update Firmware

Step 2: Selecting .bxn File

Find: Binary file (with the extension .bxn)

Select: Open

Step 3: Finishing Upload

Select: “OK” to start uploading of the update.

Upload progress is indicated in the status bar.

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8. Statement of Limited Warranty

This Limited Warranty applies only to the PolyPen and its accessories (excluding any batteries). It is valid one year from the date of shipment.

If at any time within this warranty period the instrument does not function as warranted, return it and the manufacturer will repair or replace it at no charge. The customer is responsible for shipping and insurance charges (for the full product value) to PSI. The manufacturer is responsible for shipping and insurance on return of the instrument to the customer.

No warranty will apply to any instrument that has been (i) modified, altered, or repaired by persons unauthorized by the manufacturer; (ii) subjected to misuse, negligence, or accident; (iii) connected, installed, adjusted, or used otherwise than in accordance with the instructions supplied by the manufacturer.

The warranty is return-to-base only, and does not include on-site repair charges such as labor, travel, or other expenses associated with the repair or installation of replacement parts at the customer's site.

The manufacturer repairs or replaces faulty instruments as quickly as possible; the maximum time is one month.

The manufacturer will keep spare parts or their adequate substitutes for a period of at least five years.

Returned instruments must be packaged well and protected so as not to assume any transit damage. If damage is caused due to insufficient packaging, the instrument will be treated as an out-of-warranty repair and charged as such.

PSI also offers out-of-warranty repairs. These are usually returned to the customer on a cash-on-delivery basis.

Wear & Tear Items (such as sealing, tubing, padding, etc.) are excluded from this warranty. The term Wear & Tear denotes the damage that naturally and inevitably occurs as a result of normal use or aging even when an item is used competently and with care and proper maintenance.

For customer support, please write to: support@psi.cz

Copyright © Photon Systems Instruments, 2012-06