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Name: Wafer Sensor
E-mail: sales@wafer-sensor.com
Add: No.645 Sherbrooke St West Montreal. Que. H4A 3T4 Canada
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Products > Meter

MAS-1 4-20 Milliamp Volume Soil Moisture Sensor
MAS-1 4-20 Milliamp Volume Soil Moisture Sensor

Product name：MAS-1 4-20 Milliamp Volume Soil Moisture Sensor

Item：MAS-1

Details：

 
INTERFACE Standard 4-20 mA analog transmitter
SUPPLY VOLTAGE 12-32 VDC continuous
OUTPUT CURRENT 4 – 20 mA
OVERVOLTAGE PROTECTION Yes
SETTLING TIME 4 seconds
WIRING Red Wire: (+) supply

 

Black Wire: (-) output

Shield: not connected
SENSOR TYPE Volumetric Water Content (VWC)
RANGE 0-100% VWC typical
RESOLUTION Depends on current measurement (data aquistion) device
ACCURACY ±6% VWC with generic calibration for supported growing media up to 65% VWC, above which accuracy lessens.  Increased accuracy can be achieved with a medium-specific calibration.
OUTPUT 4-20 mA current proportional to VWC
SENSOR MEASUREMENT
INTERVAL		 1 second
OPERATING ENVIRONMENT
TEMPERATURE		 -40 to 60 °C*

 

*Sensors can be used at higher temperatures under some conditions.  Contact METER for more details.
PHYSICAL PROPERTIES
DIMENSIONS		 8.9 cm x 1.8 cm x 0.7 cm
CABLE 2 m or 5 m, 3 wire (22 AWG tinned Red and Black wire, 24 AWG tinned bare wire); custom cable length available upon request.

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