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MT21A-Soil Moisture, Temperature Sensor, SDI-12

MT21A-Soil Moisture, Temperature Sensor, SDI-12

View:2679 Category:Products Category:Soil Moisture Category:Soil Moisture & Temperature Category:Soil Moisture & Temperature & EC Category:Soil Salinity Category:Soil Science

MT21 is a sensor with SDI-12 interface, measuring soil moisture content, temperature and EC, or soil moisture content and temperature regarding the order information. It sealed with resin packaged plastic body with sensing rods which can be insert directly into the soil with long time stability. The sensor is applicable for science research, irrigation, greenhouse, smart agriculture etc.

 

Resources
User Manual UM-MT21 SDI-12 Soil Moisture, EC and Temperature Sensor-V6.01
Software N/A

 

MT21 is a sensor with SDI-12 interface, measuring soil moisture content, temperature and EC, or soil moisture content and temperature regarding the order information. It sealed with resin packaged plastic body with sensing rods which can be insert directly into the soil with long time stability. The sensor is applicable for science research, irrigation, greenhouse, smart agriculture etc.

■ Integrated with Soil Moisture, temperature or with EC measurement

■ Output Interface SDI-12

■ Low salinity sensitivity

■ Minimal soil disturbance

■ Water proof to IP68 ratings and can be directly buried into soil

■ High accuracy with excellent stability

■ Reverse power protection and Built-in TVS/ESD protection

■ ODM/OEM Service

 

Specifications
Output Interface SDI-12, V1.3
Power Supply 3.6-16V/DC
Power Consumption Quiescent Current : 30uA

Measuring Current : 10mA during 150ms measurement

Soil Moisture Measurement Apparent dielectric permittivity ():

Range:1-81 (air – water)

Resolution: 0.88-40.00:+/-0.1,40.00-81.88:+/-0.5

Accuracy:1.00-40.00:+/-1,40.00-81.00:+/-10% of Readings

EC Measurement Range: 0-23ds/m

Resolution: 0.001ds/m

Accuracy: 0-7ds/m, 5%; 7-23ds/m,8%

EC temperature compensation: 0-50°C

Temperature Measurement Range: -40-80°C, Resolution:0.1°C, Accuracy:+/-0.5°C
IP Ratings IP68
Operating Temperature -40-85°C
Sensor Sealed Epoxy resin
Installation Surface or buried installation
Cable Length 5 meters or Customize
Dimension 88*26*71mm

 

Ordering Information
Parameters Code Comments
Code 1:

Product Series

MT21 MT21 SDI-12 interface sensor
Code 2:

Measuring Parameters

A Soil Moisture & Temperature & EC
Code 3:

Soil Moisture Range

B 0-100%
Code 4:

EC Range

C

X

0-23ds/m

No EC measurement(select this if do not need EC)

Code 5:

Power Supply

B 3.6-16V DC
Code 6:

Connector

A

B

C

3.5 mm stereo plug

Cold pressed terminal

Stripped & tinned lead wires

Code 7:

Cable Length

005

XXX

5 meters

Customize, XXX is required cable length(Unit: meter)

Ordering Code Example:

MT21 SDI-12 interface sensor,Soil Moisture & Temperature & EC, Soil Moisture Range 100%, EC range 0-23ds/m, Power supply 3.6-16V DC,3.5 mm stereo plug, Cable length 5 meters. Ordering Code is : MT21 – A B C B A 005

 

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