Polysense Soil Humidity Sensor Ext-054 EU 863 – 870MHZ

The sensor is compact in size, easy to carry, easy to install, operate and maintain.Reasonable structure design, non - embroidered steel probe to guarantee service life.The exterior is encapsulated with epoxy pure colloid with good sealing performance, which can be directly embedded into the soil and is free from corrosion.Could be used in Intelligent agriculture ,Greenhouse ,Slope engineering of roads and so on.

(VAT excluded)
In stock
Usually delivered in 30 working days
Commercially available
This product is already in mass production. Production batches are in route or stock is available. All certifications for the regional areas where the products are sold are obtained from competent institutions.

Key features highlights :

  • Good tightness, epoxy resin material.
  • The sensor is small and compact design , easy to carry, easy to install, operate and maintain.
  • Reasonable structure design, the stainless steel probe guarantees the service life.
  • Fast response speed and high data transmission efficiency.
  • High measurement accuracy, reliable performance, ensure normal operation

Description :

  • Soil Humidity sensor 3.3V
  • Measurement range: 0~100%, Measurement accuracy:±3%.
  • Probe length:5.5cm, Diameter:3mm.
  • Cross-threshold report, and periodic reports every 2 hours(both the threshold and periodic report cycle are user-configurable ).
  • OTA (Over The Air) firmware upgrade,including upgrading loader and application images.
  • Analog and digital interface for external sensor connectivity and pulse counting (MPI).
  • Low power consumption, 5 – 10 years of battery operational life with 2 x AA Li-SOCI2 Battery. 
  • Optional DC 5V power.
  • Integrated internal antenna or optional external SMA/IPEX antenna.
  • Up to 5km in NLoS (non-line of sight); up to 18km range in LoS (line of sight) environment.
  • IP67 enclosure rating.
Specifications :
Seller Polysense Technologies
Manufacturer name Polysense Technologies
SKU 1369-9210
Manufacturer Part number Ext-054
Seller SKU Ext-054
Product Attributes Dev kit, Temperature
RF Region US915 - US 902-928MHz
LoRa Class Class A
Other protocol Wifi
Solution Represented Smart Agriculture
Power supply Electrical power
Battery specification (Wh) 3.6V Li AA battery2 x AA Li-SOCI2 Battery
Battery type Lithium ion
Antenna Integrated
RF transceiver SX1276
Interfaces RS485
Other interfaces RS232, 0/10V
Operating Temperature (min to max) -40℃ - +85℃
Depth (cm) 3
Width (cm) 6
Height (cm) 10
User manual url (wysiwig preferred) http://www.polysense.net/
Technical docs


Certification CE, FCC, RoHS, IC Canada
Lead-time if backordered (in working days) 20
Is available for sale Yes
Lead-time if in Stock (in working days) 30
Specific commercial conditions

Due to air traffic control reasons,customers buy batteries themselves.Production after payment received.

Technical documents Polysense WxS Ext-054 Soil Humidity sensor 3.3V.pdf
Polysense Technologies CE.pdf
Polysense Technologies FCC.pdf
Polysense Technologies RoHS.pdf
Seller conditions Seller commercial condition
Seller shipping condition
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