Water Potential Meter
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| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Detection Range | 0–4.99 MPa (0–49.9 bar) |
| Accuracy | ±0.01 MPa |
| Display | 4.3″ Color LCD Touchscreen |
| Pressure Chamber Volume | 4 L, Rated Pressure: 12 MPa |
| Data Storage | Up to 9,999 records |
| Power Supply | Rechargeable Battery (24 h @ max brightness) |
| Dimensions (Instrument Box) | 520 × 330 × 206 mm |
| Dimensions (Pressure Chamber Box) | 530 × 420 × 206 mm |
| Net Weight | ~12 kg per box |
| Units | MPa / bar selectable |
| Compliance | Designed for GLP-aligned field and lab use |
| Brand | Delta-T |
|---|---|
| Origin | United Kingdom |
| Model | EQ3 Equitensiometer |
| Measurement Range | 0 to −1000 kPa (0 to −10 bar) |
| Accuracy | ±10 kPa (0 to −100 kPa) or ±10% of reading (−100 to −1000 kPa) |
| Temperature Accuracy | ±0.5 °C (0–40 °C), ±0.75 °C (−20 to +60 °C) |
| Output | 0–1.0 V (non-linear), thermistor resistance 5.8 Ω to 28 kΩ |
| Power Supply | 5–14 V DC, 18 mA/s |
| IP Rating | IP68 |
| Probe Dimensions | 181 mm × 40.5 mm dia |
| Weight | 0.3 kg |
| Calibration | Individual sensor calibration provided |
| Brand | Horde Electric |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HD-ZWS-1 |
| Detection Range | 0–3.5 MPa |
| Accuracy | ±0.01 MPa |
| Display | Backlit LCD with Full Chinese Menu (Field-Configurable UI) |
| Measurement Units | MPa or bar (user-selectable) |
| Data Storage | 4,000 records |
| Interface | USB 2.0 for PC connectivity |
| Software | Windows-based data management suite with Excel export, time-range filtering, and report generation |
| Brand | METER |
|---|---|
| Origin | USA |
| Model | TEROS 21 |
| Measurement Range | 0 to –100,000 kPa |
| Temperature Range | –40 to +60 °C |
| Resolution | 0.1 kPa / 0.1 °C |
| Accuracy | ±(10% of reading + 2 kPa) from –5 to –100 kPa / ±1 °C |
| Sensor Type | Frequency-domain ceramic matrix with calibrated thermistor |
| Output | SDI-12 or DDI serial interface |
| Power Supply | 3.6–15 VDC |
| Dimensions | 9.6 × 3.5 × 1.5 cm (L×W×D) |
| sensing head diameter | 3.2 cm |
| Cable Length | 5 m (customizable up to 75 m) |
| Compliance | ISO 9001:2015, ISO/IEC 17050:2010 (CE) |
| Brand | METER |
|---|---|
| Origin | USA |
| Model | TEROS 31 |
| Measurement Range | –150 to +50 kPa (standard range: –85 to +50 kPa) |
| Temperature Range | –30 to 60 °C |
| Resolution | ±0.0012 kPa / ±0.01 °C |
| Accuracy | ±0.15 kPa / ±0.5 °C |
| Output Protocols | SDI-12, Modbus RTU, TensioLink, DDI Serial |
| Power Supply | 3.6–28.0 VDC |
| Dimensions | 23.5 × 17.5 × 49.0 mm |
| Ceramic Tip Area | 0.5 cm² |
| Rod Diameter | 5 mm |
| Cable Length | 1.5 m |
| Connector | 3.5 mm 4-pole stereo plug |
| Operating Temperature | 0–50 °C |
| Certifications | ISO 9001:2015, CE (EN ISO/IEC 17050:2010) |
| Brand | PMS |
|---|---|
| Origin | USA |
| Model | 1515D |
| Measurement Range | 0–100 bar |
| Accuracy | ±1% of reading (at 50 bar, half-scale) |
| Chamber Material | Stainless Steel |
| Chamber Internal Dimensions | 6.35 cm ID × 12.7 cm depth |
| Display | Digital backlit pressure gauge with selectable units (bar, MPa, psi) |
| Gas Supply | Integrated 20 ft³ aluminum nitrogen cylinder (max pressure 207 bar) |
| Weight | ~16 kg (instrument only) |
| cylinder | 3.9 kg |
| Overall Dimensions | 56 × 38 × 26 cm |
| Seal Options | Standard 6.35 mm compression seal |
| Accessories | 7× and 3.5× magnifying eyepieces (AAA-powered), LED-illuminated 10× handheld eyepiece, gas-saver valve (full- or half-range), sample insertion tools (1/8", 3/16", 1/4" OD), reusable moisture-equilibration sample bags (species-specific sizing), stainless steel chamber base caps (9.525 mm, 12.7 mm, grass-leaf) |
| Key | Origin: USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Model 670 |
| Maximum Operating Pressure | 40 bar |
| Sample Chamber Dimensions | 10.2 cm (4 in) diameter × 17.8 cm (7 in) depth |
| Pressure Gauge | Analog dial, 40 bar range, ±0.5% full-scale accuracy, 11.4 cm (4.5 in) face diameter |
| Overall Dimensions | 33 × 28 × 24 cm |
| Weight | 7.5 kg |
| Included Accessories | Sealing gaskets (10 pcs, solid), O-ring lubricant, 3/16″ insertion tool, 1.83 m (6 ft) inflation hose, valve adjustment tool, technical manual |
| Optional Accessories | 22 ft³ aluminum high-pressure gas cylinder (4.4 kg), illuminated handheld magnifier, gasket set (1/16″, 1/8″, 3/16″, solid), aluminum-frame backpack (1.8 kg) |
| Key | Origin: USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Model 1000 |
| Quotation | Available Upon Request |
| Max Operating Pressure | 70 bar |
| Sample Chamber | Stainless Steel, 2.5 in (63.5 mm) diameter × 5 in (127 mm) depth |
| Pressure Gauge | Analog dial, 70 bar range, ±0.5% full-scale accuracy, 6 in (152 mm) face diameter |
| Dimensions (W×D×H) | 33 × 28 × 24 cm |
| Weight | 9.5 kg |
| Key | Origin: USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Model 610 |
| Price | Upon Request |
| Max Operating Pressure | 40 bar |
| Sample Chamber | Aluminum, 2.5 in (63.5 mm) diameter × 5 in (127 mm) depth |
| Pressure Gauge | Analog dial, 40 bar range, ±0.5% full-scale accuracy, 4.5 in (114 mm) face diameter |
| Dimensions (L×W×H) | 53 × 31 × 22 cm |
| Weight | 12.3 kg |
| Origin | USA |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Imported |
| Model | Psypro |
| Pricing | Upon Request |
| Key | Origin: USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Model 600 |
| Price | Upon Request |
| Max Operating Pressure | 40 bar |
| Sample Chamber | Aluminum, Ø63.5 mm × 127 mm (Ø2.5″ × 5″) |
| Pressure Gauge | Analog dial, 0–40 bar range, ±0.5% FS accuracy, 114 mm (4.5″) dial diameter |
| Dimensions | 33 × 28 × 24 cm |
| Weight | 7 kg |
| Accessories Included | 1/4″ sealing gasket system, five high-pressure tube gaskets, one solid standard rubber seal, O-ring lubricant, 1.8 m inflation hose, technical manual, valve adjustment tool |
| Key | Origin: UK |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Imported |
| Model | Digital Plant Pressure Chamber |
| Price | Upon Request |
| Pressure Gauge Accuracy | 0.01 bar |
| Pressure Range Options | 0–40 bar / 0–50 bar / 0–80 bar |
| Chamber Weight | 9 kg |
| Chamber Volume | 0.54 L |
| Chamber Diameter | 7 cm |
| Chamber Depth | 13.5 cm |
| Material | Brass pressure vessel |
| Display | Digital LED |
| Gas Supply Options | 3 L or 12.4 L high-pressure cylinder |
| Accessories | Sealing gaskets (O-rings), silicone oil, PP3 rechargeable battery & charger, chamber volume reducer blocks, dual-format sample holders (circular and slit-type) |
| Origin | UK |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Imported |
| Model | Skye Mini Tensiometer |
| Price | Upon Request |
| Ceramic Tip Length | 25 mm |
| Diameter | 13.5 mm |
| Cable Length | 3 m |
| Measurement Range | 0–850 mbar |
| Tube Length Options | 10, 20, 30, 40, 50 cm |
| Stability | ±0.1% of reading per year |
| Data Logger Compatibility | SKT 660/I Handheld Reader or SDL 5000 Series (1–8 channels) |
| Reader Memory Capacity | 1200 readings |
| Reader Sampling Interval | 1 min – 2 hr |
| Reader Operating Temperature | −20 °C to +70 °C |
| Reader Power | Rechargeable or alkaline batteries (60 hr / 120 hr typical field life) |
| Data Logger Resolution | 15-bit |
| Data Logger Sampling Interval | 10 s – 12 hr |
| Data Output | ASCII via RS232C |
| Data Logger Operating Temperature | −20 °C to +70 °C |
| Brand | Spectrum Technologies |
|---|---|
| Origin | USA |
| Model | Watermark 1 |
| Measurement Range | 0–239 cb (kPa) |
| Sensor Body Material | ABS Plastic & Stainless Steel |
| Sensing Element | Hydrophilic Fibrous Matrix |
| Sensor Dimensions | Ø22 mm × 83 mm |
| Cable | 2-conductor, AWG 20, 1.5 m |
| Compliance | ASTM D4318 (for soil water status correlation), ISO 11274 (soil hydraulic properties), GLP-compatible data logging |
| Measurement Range | 0–100 kPa |
|---|---|
| Accuracy | ±1 kPa |
| Operating Temperature | 0–60 °C |
| Power Supply | Two AA batteries (1.2–3.0 V, zero & sensitivity unaffected by voltage drift) |
| Probe Compatibility | Modular tensiometer probes (user-expandable to >100 points) |
| Display Unit | kPa (digital LCD) |
| Compliance | Designed for field-deployable soil hydrology monitoring per ISO 11274, ASTM D4944, and FAO Irrigation and Drainage Paper No. 56 guidelines |
| Brand | Top Cloud-agri |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Direct Manufacturer |
| Model | TRS-II |
| Resolution | 0.01 kPa |
| Accuracy | ±0.25 kPa or ±0.5% F.S. |
| Operating Temperature Range | −55 to +150 °C |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported Instrument |
| Model | Vapor 5520 |
| Pricing | Available Upon Request |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Import Status | Imported |
| Model | Psypro |
| Pricing | Upon Request |
| Brand | Yuntang |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | YT-ZSS |
| Measurement Range | 0–3.5 MPa |
| Display | Backlit LCD with Chinese/English bilingual interface |
| Resolution | 0.01 MPa |
| Units | MPa and bar selectable |
| Data Storage | 4,000 records |
| Power Supply | 12 V / 2.5 Ah rechargeable lithium battery with real-time clock |
| Dimensions (Case 1) | 560 × 400 × 280 mm |
| Dimensions (Case 2) | 630 × 400 × 310 mm |
| Net Weight | ~15 kg per case |
| Connectivity | USB 2.0 for data export |
| Software | PC-based analysis suite supporting Excel export, time-range filtering, and report generation |