Sensors

LI-COR^® Light Measurement Sensors
EME Systems carries LI-190 Quantum Sensors, LI-200 Pyranometers, and LI-210 Photometric Sensors that can be used with our amplifiers or purchased individually.
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Bare wire leads (SZ model)
BNC connector (SA model)
Choice of 10 or 50 ft cable length
Optional LI-2003S leveling fixture

Temperature and Humidity Sensor (SHT15)
The SHT15 humidity and temperature sensor produces a calibrated digital output that can be logged or read by data loggers. This version can easily be mounted in a weather station, radiation shield or other enclosures.
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Humidity Resolution: 0.03% RH
Humidity Accuracy: ±2% RH
Temperature Resolution: ±0.01% ºC
Temperature Accuracy: ±0.5% ºC
Mountable PCB board
10 ft of cable

Temperature and Humidity Sensor (SHT75)
The SHT75 humidity and temperature sensor produces a calibrated digital output that can be logged or read by data loggers. This version is mounted in a pg7 gland attached to a barrel that provides protection from the elements.
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Humidity Resolution: 0.03% RH
Humidity Accuracy: ±2% RH
Temperature Resolution: ±0.01% ºC
Temperature Accuracy: ±0.5% ºC
Mountable PCB board
10 ft of cable

Leaf Wetness Probe (LWET)
The LWET is a leaf wetness sensor that can easily be connected to a data logger.
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Provides choice of frequency or voltage output.
No user calibration required
Built in AC excitation
Painted version makes response time akin to a leaf
Unpainted version allows for faster response times

Soil Moisture Interface (SMX)
The SMX is an interface module for sensors that measure moisture content of soil or other substrates. The SMX provides three output modes – voltage, current or frequency – allowing the sensor to easily interface with a wide range of general purpose data logging equipment and meters.
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Supply Voltage: 3.3 - 15 Vdc
Voltage Output: 0.2 - 1.0 volts
Current Output: 0.2 - 1.0 mA
Frequency Output: 50 Hz - 7 kHz
Available encapsulated or OEM

Granular Matrix Sensor
The IRROMETER WATERMARK is a Granular Matrix Sensor that offers low cost, accurate readings, and easy integration with electronic reading equipment.
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0-200 Centibar range
Stainless steel enclosure
Not affected by freezing temperatures
Internal compensation for commonly found salinity levels

Counter Debouncer
The CT515 is a counter/debouncer chip that adds 5 counter input channels to the OWL2pe, Basic Stamp, Propeller, Arduino, or other microcontroller system.
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simultaneous and continuous debouncing and counting of all 5 inputs
2.7V to 5V power supply
low power, 10 microamps while waiting for pulses
connection to microcontroller via a single pin with pullup resistor