YII METER
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- Equitensiometer (EQ3)
- Data Loggers (GP2, GP1, DL6)
- Net Radiometer (NR2)
- Plant Canopy Analyser (Sunscan)
- Porometer (AP4)
- Image Analysis System with Convyer Belt
- Radiation Sensors (BF5, SPN1, ES2)
- Single Point Soil Moisture (THETA PROBE)
- Soil Moisture Meter (Profile Probe)
- Sunshine Pyranometer (SPN1)
- WET Sensor ( Water content, Ec & Temp.)
- Soil Moisture Kit (SM150)
- SM150T Soil Moisture & Temperature Sensor
- PR2 Profile Probe with SDI 12 Interface
- WET 150 KIT ( Soil Moisture, Ec & Soil Temp)
- Automatic Soil Respiration System (ACE)
- Anthocyanin Content Meter (CCM 200A plus)
- Chlorophyll Content Meter (CCM 200 plus)
- Chlorophyll Fluroscence System (OS5P+)
- Chlorophyll Meter (CCM-300)
- CO2 Monitor/Controller (Lamda-T)
- Chlorophyll Fluorometer (OS1P)
- Handheld Chlorophyll Fluorometer OS30P+
- YII METER
- Portable Leaf Area Meter (AM350)
- Portable Photosynthesis System
- FV FM METER
- Multi-Pigment-Meter (MPM-100)
- EGA60 Multi-SOIL RESPIRATION SYSTEM
- Fluorometer and Gas Exchange System
- Plant Stress Kit
- PSP32 Monitoring Fluorimeter System
- SRS-SD1000 Portable Soil Respiration
YII METER
YII METER
A compact and affordable light adapted Y(II) & ETR meter
Quantum Yield of PSII or Y(II) is a test that allows the measurement of the efficiency of
Photosystem II under actual light adapted environmental and physiological conditions
Specification
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Light Sources |
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Saturation pulse |
7,000umols white LED |
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Modulated light |
Red: 660 nm LED with 690 nm short pass filter |
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Actinic light source |
Ambient light only |
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Detection method |
Pulse modulation method |
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Detector & Filters |
A PIN photodiode with a 700 ~750 nm bandpass filter |
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Sampling Rate |
Auto-switching from 1 to 10,000 points per sec, depending on test & on phase of test |
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Test Duration |
About 3 seconds for fast tests and may be run for months in monitor mode |
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Storage Capacity |
2 Gigabyte of non-volitile flash memory, supporting almost unlimited data sets |
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Automated modulation light intensity set up |
manual may also be used |
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Output |
USB comma delineated files may be opened in Excel |
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User Interface |
Menu driven with arrows |
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Display |
Graphic black and white display 132 x 32 pixels |
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Power Supply |
8 hour USB lithium ion battery is standard, but any USB battery can be used. |
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Dimensions |
23cm long with a USB cable that is 160cm long |
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Absorptance measuring standard |
2 included |
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Y(II) meter w/battery & USB cable- 0.45 kg Complete w/case & accessories- 1.5 kg |
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