TR04TR04 Soil Tension Sensor
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  • CE & EMC Certified
  • 12-Month Warranty
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Environmental & Water Quality Sensors
TR04Soil Monitoring

Soil Tension Sensor

Measures soil tension to indicate soil moisture and irrigation needs in agricultural crop planting. It provides a measuring range of -100–0 kPa with a vacuum gauge accuracy of class 2.5 and resolution of 1 kPa, offering local display without signal output. The sensor is suitable for monitoring crop water shortage and optimizing irrigation timing, with a transparent PVC body and stainless steel mechanical vacuum gauge for long-term outdoor use.

Vacuum gauge accuracy
Level 2.5
Measuring range
-100–0 kPa
Output
Local display, no signal output (vacuum type)
Operating temperature
0–60 °C
  • Transparent PVC shell visually shows remaining water level.
  • Stainless steel mechanical vacuum gauge for long-term outdoor use.
  • High-quality clay head for fast, airtight, high-sensitivity response.
  • Not affected by salt ions, fertilizers, pesticides, or irrigation.
  • Clear -100–0 kPa vacuum gauge for easy data viewing.
PDFTR04 DatasheetRanges, outputs, dimensions and wiring

Specifications

TR04 technical data

ParameterValue
Measuring range-100–0 kPa
Vacuum gauge accuracyLevel 2.5
Resolution1 kPa
OutputLocal display, no signal output (vacuum type)
Operating temperature0–60 °C
Shell materialTransparent PVC plastic tube, stainless steel mechanical watch
Protection classIP67
Measuring depth15 cm, 30 cm, 45 cm, 60 cm, 75 cm, 90 cm, 105 cm, 120 cm by model
Sensing elementHigh-quality clay head

Applications

Where the TR04 is used

Water quality
Aquaculture
Smart agriculture
Weather stations
Environmental monitoring

Ordering

Terms & how ordering works

MOQ
1 pc (flexible, no minimum for most products)
Lead time
2-3 days for in-stock items, 15-30 days for custom orders
Warranty
12-month warranty on all products
Shipping
FOB Ningbo / CIF available
  1. 01

    Send Requirements

    Medium, range, output and quantity.

  2. 02

    Quote in 12h

    Matched model, price and lead time.

  3. 03

    Pre-shipment Check

    Every unit inspected against spec.

  4. 04

    Ship FOB / CIF

    Export documents handled for you.

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TR04 Soil Tension Sensor

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TR04 questions

What ranges are available for the TR04?
Standard coverage is -100–0 kPa. Other spans, outputs, and process connections can be sourced to match the application. Send the working pressure and medium and we will confirm the exact option.
What is the MOQ and lead time?
1 pc (flexible, no minimum for most products). 2-3 days for in-stock items, 15-30 days for custom orders. Samples are available, with freight on the buyer’s account.
Can the TR04 be customized?
Range, output signal, process connection, cable length customizable through our supply partners.
Do you manufacture this transmitter?
SIBXSUN is an industrial instrumentation supplier in Ningbo, not the factory. We source the TR04 from qualified partners, inspect before shipment, and handle export documents and logistics.

Need the right soil tension sensor for your process?

Send the medium, range, output, and quantity. We will confirm the matching option and a FOB Ningbo quote.

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