atLEAF CHL PLUS chlorophyll meter

by atLEAF

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The atLEAF CHL PLUS is a powerful, handheld, easy to use device for noninvasively measuring the relative chlorophyll content of green leaf plants. Chlorophyll content can be an indicator of the plant's condition.
Plant relative chlorophyll concentration is measured by inserting a leaf into the device aperture. Green leaves of up to 0.1 inch (3 mm) thickness can be measured. It only takes one press of the key to perform a basic measurement.
- Assign species names to the measurements; device can store up to 490 names
- view up to 9,554 measurements stored in the device's memory
- Transfer plant names to the device or measurements to a computer using the USB mode
- Display sensor temperature in F and C
- Display time associated for each measurement
- Perform and show average on selectable number of stored measurements
- Delete functions to remove the latest measurement or clear the memory of the meter
- Measuring System: Optical density difference at 2 wavelengths (640 nm and 940 nm)
- Keys: 4 keys to operate all functions; simple, one-key operation to perform measurements only
- Display: 2 lines x 16 characters
- Data Memory Capacity: 9,554 measurements composed by value and associated species name, time and temperature*;
- 490 names up to 32 characters long (28 characters displayed)
- Power Source: 2 AA (1.5V) batteries
- Battery Life: 5,000-30,000 measures, depending on use and batteries type
- Time to perform a measure: Less than 1 sec
- Interface: USB with software for Windows
- Auto power off: after 1 minute of inactivity (4 minutes in USB mode)
- Display language: The device display language can be changed with atLEAFSoft PRO software
- Dimensions (W x D x H): 164 x 78 x 49mm (6 1/2 x 3 x 2")
* atLEAFSoft PRO software is required to sync the device time with PC time and to transfer the measurement temperature to PC

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