Plant Physiology & Ecology Instruments
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Showing 181–210 of 222 results
| Brand | Junfang Physical & Chemical |
|---|---|
| Origin | Beijing, China |
| Model | JFQ-3150G |
| Price Range | USD 1,400 – 7,000 |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Model | HT-GC30 |
| Principle | Hemispherical Image Analysis (Fisheye Lens + CCD Imaging) |
| Type | Portable |
| Lens FOV | 150° (optional 180°) |
| Image Resolution | 2592 × 1744 |
| Zenith Angle Range | 0°–90° |
| PAR Spectral Range | 400–700 nm |
| PAR Measurement Range | 0–3000 µmol·m⁻²·s⁻¹ |
| Power Supply | External Rechargeable Li-ion Battery Pack |
| Interface | USB |
| Operating Temperature | −10 to 55 °C |
| Software | Plant Canopy Analysis System v3.x (with zenith/azimuthal zoning, dynamic thresholding, and georeferenced image tagging) |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China) |
| Model | HT-YL4 |
| Price | USD 780 (FOB) |
| Measurement Principle | Dual-wavelength optical absorption (650 nm & 940 nm) for SPAD-based chlorophyll estimation |
| Display | Backlit Chinese LCD (2.8″, 320×240) |
| Dimensions | 165 × 78 × 42 mm |
| Weight | 200 g |
| Power | Rechargeable 4.2 V Li-ion battery (2000 mAh) |
| Operating Temp. | –10 °C to +50 °C |
| Storage Humidity | ≤85% RH |
| Data Storage | 32 KB internal memory |
| Interface | USB 2.0 for PC data export |
| Measurement Area | 2 mm × 2 mm |
| Response Time | <3 s per reading |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Model | HT-ZWK-1 |
| Stomatal Resistance Accuracy | ±20% within 0–50 s·cm⁻¹ (±0.2 s·cm⁻¹ reference) |
| Air Temperature Range | −20 to 80 °C, Resolution: 0.1 °C, Accuracy: ±0.2 °C |
| Relative Humidity Range | 0–90% RH, Accuracy: ±3% RH |
| PAR Range | 0–3000 µmol·m⁻²·s⁻¹, Accuracy: <5 µmol·m⁻²·s⁻¹ |
| Flow Rate | 0–1.5 L·min⁻¹ (±1% full scale |
| Leaf Chamber Dimensions | Standard 55 × 20 mm |
| Operating Temp/Humidity | 0–50 °C / 10–90% RH |
| Battery Life | 20 h continuous operation |
| Data Storage | 16 GB internal memory (~1 million readings) |
| Display | 3.5″ TFT color LCD, 800 × 480 resolution |
| Weight | 3 kg (host only) |
| Interface | USB data export, RS232 optional |
| Power | Rechargeable Li-ion, 6 h charge time |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HT-ZWK-II |
| Price | USD 3,950 (FOB Beijing) |
| Measurement Principle | Steady-state diffusion-based leaf chamber method |
| Key Metrics | Transpiration rate (mmol H₂O·m⁻²·s⁻¹), stomatal conductance (mol H₂O·m⁻²·s⁻¹), stomatal resistance (s·m⁻¹), leaf temperature (°C), air temperature (°C), relative humidity (% RH), photosynthetically active radiation (PAR, µmol·m⁻²·s⁻¹) |
| Temperature Sensors | Swiss-made digital thermistors (air: −20–80 °C, ±0.2 °C |
| leaf chamber | −5–55 °C) |
| Humidity Range | 0–90% RH, ±3% RH accuracy |
| PAR Sensor | Calibrated silicon photodiode with cosine-corrected filter, 0–3000 µmol·m⁻²·s⁻¹, <5 µmol·m⁻²·s⁻¹ uncertainty |
| Flow Control | Precision glass rotameter, 0–1.5 L·min⁻¹, stability ±0.2% (0.2–1.0 L·min⁻¹) |
| Leaf Chamber Dimensions | Standard 55 × 20 mm (customizable) |
| Display | 3.5″ TFT color LCD, 800 × 480 resolution |
| Data Storage | 16 GB internal flash memory (~1 million readings) |
| Interface | USB 2.0 for direct data export |
| Battery | Rechargeable Li-ion, 20 h continuous operation, 6 h full charge |
| Operating Environment | 0–50 °C, 10–90% RH |
| Weight | 3.0 kg |
| Brand | Ju Chuang Environmental |
|---|---|
| Origin | Shandong, China |
| Model | JC-YLS3000 |
| Measurement Range | 0–500 µg/L |
| Accuracy | ±5% of Rhodamine WT equivalent signal at 1 ppb |
| Pressure Rating | ≤0.4 MPa |
| Calibration | Offset & Slope |
| Turbidity Limit | <50 NTU |
| Sensor Material | SUS316L + PVC (Standard) / Ti-coated SUS316L + PVC (Marine Grade) |
| O-ring | FKM (Fluoroelastomer) |
| Cable | PVC-insulated, standard 10 m (extendable to 100 m) |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Outputs | Three isolated 4–20 mA analog channels |
| Relay Outputs | Three programmable relays with user-defined setpoints and hysteresis |
| Communication | MODBUS RTU over RS-485 |
| Storage Temp. | –15 to +65 °C |
| Operating Temp. | 0 to +45 °C |
| Sensor Dimensions | Ø37 mm × 220 mm |
| Transmitter Dimensions | 145 × 125 × 162 mm (L×W×H) |
| Sensor Weight | 0.8 kg |
| Transmitter Weight | 1.35 kg |
| Enclosure Rating | Sensor IP68 / NEMA 6P |
| Brand | LANENDE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | LD-GX02 |
| Optical Resolution | 4800 × 9600 dpi |
| Max Scanning Area (Reflective) | 355.6 mm × 215.9 mm |
| Min Pixel Size | 0.005 mm × 0.0026 mm |
| Scan Interface | USB 2.0 |
| Color Depth | 48-bit |
| Light Source | Dual Cold Cathode Fluorescent Lamp (CCFL) |
| Supported Formats | TIFF, JPEG |
| Software Features | Topological Analysis, Fractal Dimension (Box-Counting), Root Angle Quantification (Gravitropic & Horizontal), Color-Based Segmentation, Interactive Editing (Split/Merge/Reconnect), Cloud Data Sync, Dual-Language UI (English/Chinese), FDA 21 CFR Part 11–Ready Audit Trail |
| Brand | -- |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Region of Manufacture | Domestic (PRC) |
| Model | PhenoTron® PTS |
| Pricing | Upon Request |
| Brand | Argus |
|---|---|
| Origin | Germany |
| Model | PiCUS TreeQinetic |
| Application | Non-destructive in-situ assessment of trunk and root anchorage stability under controlled tensile loading |
| Measurement Principle | Quasi-static mechanical displacement-based biomechanical response analysis |
| Key Components | Wireless elastometer (±2 mm, 0.1 µm resolution), dual-axis inclinometer (±15°, 0.002° resolution), digital forcemeter (0–60 kN, 0.01 kN resolution), overload indicator, Bluetooth-enabled data hub, and proprietary TreeQinetic software suite |
| Compliance | Designed for field use in accordance with DIN EN 1991-1-4 (wind actions), ISO 17225-6 (biomass stability reference frameworks), and GLP-aligned data integrity protocols |
| Power | Rechargeable Li-ion battery pack (10 h typical runtime at 20°C) |
| Wireless Range | Up to 30 m (line-of-sight, Bluetooth 5.0) |
| Mechanical System | Winch assembly rated for 2800 kg pulling force |
| Brand | Argus |
|---|---|
| Origin | Germany |
| Model | PiCUS TreeTronic 3 |
| Measurement Principle | Electrical Resistance Tomography |
| Max Electrode Count | 24 |
| Minimum Electrodes Required | 10 |
| Max Output Current | 20 mA |
| Max Output Voltage | 80 V |
| Measurement Modes | Two-point & Three-point |
| Electrode Cable Length | 3.5 m |
| Tree Diameter Range | 3–250 cm (extendable) |
| Onboard Storage | >100 scans |
| Display | Color LCD (real-time ERT visualization) |
| Data Transfer | USB 2.0 / Bluetooth |
| Integrated GPS & Bluetooth | Yes |
| Battery Life | >4 h continuous operation |
| Charging Time | ≤2 h |
| Weight | 8.9 kg |
| Dimensions | 55 × 42 × 13 cm |
| Optional Electronic Dendrometer | Range 160 mm–2150 cm, Stainless Steel Construction, LED Display, Bluetooth Sync |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | IN~GXY |
| Optical Resolution | 4800 × 9600 dpi |
| Image Acquisition Time | 8 s per scan |
| Sensor | High-Sensitivity CCD |
| Illumination | Uniform LED Array |
| Single-Scan Width | 216 mm |
| Single-Scan Depth | 297 mm |
| Color Depth | 48-bit |
| Scan Chamber Dimensions | Dual-Sided, 280 × 58 × 1000 mm & 280 × 58 × 500 mm |
| Power Supply | External 68,000 mAh Li-ion Battery Pack |
| Integrated Laptop | 13th Gen Intel® Core™ i5-13420H, 15.6" FHD Display, 16 GB DDR5 RAM, 512 GB PCIe NVMe SSD |
| Brand | PM-Tech |
|---|---|
| Origin | Germany |
| Model | RTC-V17 |
| Camera Resolution | 17.8 MP RGB |
| Imaging Area | 55 mm (W) × 40 mm (H) |
| Light Sources | White, Red, Green, UV (software-controlled intensity) |
| Power Supply | 5 V DC via USB |
| Operating Temperature | 0–50 °C |
| Relative Humidity | 0–100% RH (non-condensing) |
| Image Acquisition Time | <1 s |
| Integrated Sensors | 12-bit temperature sensor (−50 to +85 °C), water immersion detection with auto-shutdown |
| Software Modes | Pregizer / Topology / Custom topology |
| Data Export | CSV, Excel-compatible formats |
| Language Support | English, Simplified Chinese, Traditional Chinese |
| 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) |
| Brand | PSI (Czech Republic) |
|---|---|
| Origin | Czech Republic |
| Model | FluorCam-96 |
| Measurement Principle | Dual-modality chlorophyll fluorescence imaging + fiber-optic dissolved oxygen sensing |
| Throughput | 96 parallel samples |
| Fluorescence Parameters | >50 including Fo, Fm, Fv/Fm, ΦPSII, NPQ, qL, ETR, Rfd, QY_Ln |
| Oxygen Measurement | Fiber-optic sensor, ±0.1% O₂ @ 1% O₂, 0.01% O₂ resolution, 10–20 Hz sampling rate |
| Chamber Material | Sterilizable transparent polystyrene |
| Dimensions (O₂ module) | 162 × 102 × 32 mm |
| Weight (O₂ module) | 670 g |
| Temperature Sensor | 0–50 °C, ±0.5 °C accuracy, 0.012 °C resolution |
| Pressure Sensor | 300–1100 mbar, ±6 mbar accuracy, 0.11 mbar resolution |
| Software | FluorCam v7.x with GLP-compliant audit trail, protocol editor, ROI-based kinetic analysis, signal averaging mode for low-biomass samples |
| Brand | PSI (Czech Republic) |
|---|---|
| Origin | Czech Republic |
| Model | Fyto-Panel |
| Dimensions | 27 × 81 cm or 27 × 41 cm |
| Maximum Photosynthetic Photon Flux Density (PPFD) | 2400 µmol·m⁻²·s⁻¹ at 50 cm |
| Spectral Channels | Cool White + Far-Red + Deep Red (standard) |
| LED Lifetime | 60,000–70,000 h |
| Power Consumption | 210 W (A), 360 W (B), 580 W (C), 600 W (MULTI) |
| Operating Temperature | 0–55 °C |
| Relative Humidity | 0–80% RH (non-condensing) |
| Control Interface | USB/RS-485 |
| Software Features | Programmable light regimes (duration, intensity, spectral composition, modulation waveforms), cloud cover simulation, dawn/dusk transition modeling, GLP-compliant audit trail (via Light Studio Pro) |
| Brand | PSI (Czech Republic) |
|---|---|
| Origin | Czech Republic |
| Model | PlantScan |
| Import Status | Imported |
| Type | Automated Plant Phenotyping System with Chlorophyll Fluorescence, RGB 3D, Thermal, NIR, and Hyperspectral Imaging |
| Brand | PSI (Czech Republic) |
|---|---|
| Origin | Czech Republic |
| Model | PlantScreen Automated High-Throughput |
| Compliance | CE, ISO 9001-certified manufacturing |
| System Capacity | 2160 custom agar plates (129 × 129 × 16.5 mm) |
| Imaging Sensors | CMOS, 12.36 MP (4112 × 3006), global shutter, 12-bit depth, GigE interface |
| Chlorophyll Fluorescence Excitation | 620 nm, 5700 K white, 735 nm far-red |
| Multispectral Fluorescence Excitation | 365 nm UV, 445/470/505/530/590 nm LEDs |
| VNIR Hyperspectral Range | 350–900 nm, 2 nm FWHM resolution, 480 spectral bands, 45 fps |
| LED Growth Light | Adjustable R:FR ratio (0.5–0.82), max irradiance 400 µmol/m²·s at 30 cm |
| Stratification Cabinet | Precise 5 °C dark control, 720-plate capacity |
| Environmental Control | Optional GMO-compliant growth chamber with HEPA + UV-C sterilization |
| Brand | PSI (Czech Republic) |
|---|---|
| Origin | Czech Republic |
| Model | PlantScreen Conveyor Edition |
| Compliance | CE-marked, ISO 9001-certified manufacturing |
| Application Domain | Automated plant phenotyping, non-invasive physiological & structural imaging |
| Imaging Modalities | Chlorophyll fluorescence, RGB 3D, thermal IR, NIR water status, VNIR/SWIR hyperspectral |
| Throughput Capacity | Up to 200+ plants per day (standard tray configuration) |
| Enclosure Dimensions | 150 × 150 × 220 cm (L×W×H), light-isolated |
| Data Management | MySQL-based relational database with audit-trail logging, GLP-compliant metadata tagging |
| Brand | PSI |
|---|---|
| Origin | Czech Republic |
| Model | PlantScreen Field |
| Key Features | Integrated chlorophyll fluorescence imaging (Fo, Fm, Fv/Fm, ΦPSII, NPQ, qP, qN, Rfd), RGB phenotyping (5 Mpx, leaf area, solidity, eccentricity, roundness, NDVI-equivalent greenness), thermal imaging (640×480 px, 7.5–13 µm, −20 to 120 °C), hyperspectral imaging (380–1000 nm, 675 bands), LiDAR 3D structural scanning, GPS-guided autonomous mobile platform (12 m arm span, 10 m swath, 2 cm positional accuracy), real-time data acquisition & cloud-enabled phenomics database (MySQL), daylight-adapted fluorometry with modulated 620 nm pulse light and 735 nm far-red actinic light, 720×560 px CCD (50 fps, 12-bit) or optional 1360×1024 px (20 fps, 16-bit), 35×35 cm standard imaging field (customizable to 80×80 cm) |
| Compliance | Designed for GLP-aligned field trials, supports ISO 22029 (plant phenotyping terminology), ASTM E2912 (spectral reflectance standards), and FAO/CGIAR phenotyping data interoperability guidelines |
| Brand | PSI (Czech Republic) |
|---|---|
| Origin | Czech Republic |
| Model | PlantScreen SC |
| Mobility | Integrated casters for intra-greenhouse repositioning |
| Standard Plant Capacity | Up to 70 cm height, 50 cm canopy diameter |
| Core Imaging Modules | FluorCam chlorophyll fluorescence imaging + RGB 3D morphometric imaging |
| Optional Modules | 3D laser triangulation scanning, hyperspectral imaging (400–1000 nm), thermal infrared imaging (7.5–14 µm), NIR imaging |
| Sample Handling | Barcode-scanned standardized trays (5×4, 2×2, 1×2, 1×1 configurations |
| Environmental Monitoring | Integrated temperature & relative humidity sensors with time-synchronized logging |
| Software Suite | PSI PlantScreen Control & Analysis Suite (includes experiment scheduling, automated acquisition, batch processing, relational database management, GLP-compliant audit trail) |
| Brand | Qubit |
|---|---|
| Origin | Canada |
| Model | Q-Box CO650 |
| CO₂ Analyzer Principle | Non-Dispersive Infrared (NDIR) |
| Gas Flow Mode | Open-flow, Closed-chamber Configuration |
| Flow Rate | 650 mL/min |
| CO₂ Measurement Range (Display) | 0–1999 ppm |
| CO₂ Accuracy | ±1 ppm (after calibration) |
| CO₂ Repeatability | ±1 ppm (under stable T/P) |
| Response Time (t₉₅) | ~25 s (at 250 mL/min) |
| Warm-up Time | ~5 min (at 22°C) |
| PAR Output | Up to 1200 µmol·m⁻²·s⁻¹ (white LED, leaf surface) |
| Leaf Chamber Volume | 9 mL |
| Chamber Dimensions | 3.0 × 5.3 × 25.5 cm (H×W×L) |
| Data Logger | 3 analog + 2 digital inputs, USB 2.0, 100 kS/s sampling rate |
| Operating Temp | 0–50°C |
| Storage Temp | −40–+70°C |
| Humidity Range | 5–90% RH (non-condensing) |
| Power | 12 V DC or 120 V AC/60 Hz adapter |
| Weight (Analyzer Unit) | 1.0 kg |
| Weight (Pump Unit) | 0.9 kg |
| Warranty | 1 year |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | RootSS900 |
| Price | USD 53,200 (FOB Beijing) |
| Imaging Resolution | 4800 DPI (photography), up to 1200 DPI (360° rotational scan) |
| Scan Area | 220 mm × 210 mm |
| Photo Field of View | 50 mm × 40 mm |
| Capture Speed | ≤1 s per image |
| Light Sources | Software-controlled independent white, UV (365 nm), red (630 nm), and green (525 nm) LEDs for both imaging and scanning |
| Depth Probe | Stainless-steel segmented extension rod (20 cm/segment), mm-scale刻度, infinitely adjustable locking via precision定位孔 |
| Environmental Sensors | Integrated temperature sensor + water immersion detection module with auto-alarm and power cutoff |
| Geomagnetic Orientation Module | Real-time Earth magnetic azimuth calibration (±0.5° accuracy) embedded in metadata |
| Power Interface | USB 3.0 bus-powered (no external controller or AC adapter required) |
| Software Features | Real-time lens distortion correction, dynamic color balancing, QR code recognition (auto-tagging of root tube IDs), GLP-compliant audit trail logging |
| Brand | Shanda |
|---|---|
| Model | SD-FS800Z |
| Measurement Principle | Closed-path infrared gas analysis (IRGA) with dual-wavelength CO₂ sensor |
| CO₂ Range | 0–2000 ppm |
| CO₂ Resolution | ≤0.1 ppm |
| CO₂ Accuracy | ±1.5% of reading (temperature-compensated) |
| Air Temperature Range | −20 °C to +60 °C |
| Relative Humidity Range | 0–85% RH (non-condensing) |
| Leaf Temperature Sensor | Thermistor, ±0.2 °C accuracy |
| PAR (Photosynthetically Active Radiation) Sensor | Silicon photodiode, 0–3000 µmol·m⁻²·s⁻¹, ±5% |
| Flow Rate Control | Adjustable 0–1.0 L·min⁻¹, stability ±1% FS |
| Power Supply | Rechargeable 8.4 V DC Li-ion battery, 15 h continuous operation (no external light source) |
| Display | 3.5″ TFT color LCD, 800×480 resolution |
| Data Storage | Internal 16 GB flash memory (expandable to 32 GB) |
| Interface | USB 2.0 for data export |
| Dimensions | 260 × 260 × 130 mm |
| Weight | 3.25 kg |
| Leaf Chamber Standard Size | 55 × 20 mm (customizable) |
| Operating Environment | −20 °C to +60 °C, 0–85% RH |
| 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 |
| Brand | Starwood |
|---|---|
| Model | SDW-ZW1100 |
| Origin | Beijing, China |
| Manufacturer | Starwood Instruments Co., Ltd. |
| Imaging Area | 20 mm × 25 mm |
| Resolution | 3800 DPI |
| Imaging Speed | <13 s for 5 spectral images |
| Light Sources | 626 nm (Red), 528 nm (Green), 465 nm (Blue), 385 nm (UV), 850 nm (NIR) |
| Imaging Mode | Reflectance |
| Control Software | RootScanner (Android-based) |
| Communication | Wi-Fi & Ethernet |
| Housing Material | PVC (main unit), Aluminum Alloy (depth scale) |
| Unit Dimensions | Ø60 mm × 355 mm (imaging probe) |
| Scale Rod | 405 mm × 15 mm × 15 mm (L×W×H), modular up to 1160 mm |
| Depth Marking Interval | 20 mm |
| File Naming Convention | ICAP-compliant |
| Brand | Tianyan (Shandong Tianyan Instrument Co., Ltd.) |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | TY-JL01 |
| Measurement Principle | Constant-Heat Thermal Dissipation Method (Granier-type) |
| Probe Length | 33 mm |
| Inter-probe Spacing | 10–15 cm |
| Sensor Type | Paired T-type Thermocouples |
| Heating Element | DC-powered Constant-Current Resistive Heater |
| Data Storage | 2 GB SD Card |
| Sampling Interval | Adjustable from 1 to 99 minutes |
| Display | 320 × 160 LCD |
| Power Supply | 8.4 V Rechargeable Lithium Battery (Optional Solar Panel Integration) |
| Operating Temperature | 10–60 °C |
| Operating Humidity | 0–100 % RH |
| Material | Stainless Steel Probes with PTFE (Teflon) Coating |
| Channel Count | Single-Channel |
| Output | Instantaneous Sap Flux Density (g·m⁻²·s⁻¹ or mL·cm⁻²·h⁻¹, software-convertible) |
| Brand | Tianyan |
|---|---|
| Model | TY-ZT10 |
| Type | Portable Leaf Porometer for Stomatal Conductance and Transpiration Rate Measurement |
| Origin | Shandong, China |
| Key Sensors | Swiss-made digital temperature & RH sensors, Pt100 leaf temperature probe, PAR-calibrated silicon photodiode with correction filter |
| Flow Control | Precision micro-flowmeter (0.2–1.0 L/min, ±0.2% accuracy) |
| Leaf Chamber | Standard 55 × 20 mm (customizable) |
| Display | 3.5" TFT color LCD (800 × 480) |
| Battery | Rechargeable 8.4 V DC Li-ion (20 h operation, no external light source) |
| Data Storage | 16 GB internal (expandable to 32 GB) |
| Interface | USB direct data export |
| Operating Environment | 20–50 °C, 0–100% RH (non-condensing) |
| Dimensions | 260 × 260 × 130 mm |
| Weight | 3.25 kg (host only) |
| Brand | Top Cloud-agri |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | TP-PW-II |
| Measurement Range | 0–3.5 MPa |
| Display | LCD with Chinese menu 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 |
| Data Export | USB interface for PC transfer |
| Operating Environment | Field-deployable, indoor/outdoor use |
| Brand | Top Cloud-agri |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | TPW-A |
| Pricing | Available Upon Request |
| Measurement Range | 0–60 °C |
| Response Time | <3 s |
| Resolution | 0.1 °C |
| Accuracy | ±0.5 °C |
| Linearity Error | ≤1% full scale |
| Data Storage | Removable SD card |
| Power Supply | 4 × AAA batteries (operational life ≥6 months) |
| Display | Backlit LCD with Chinese interface |
| Auto Power-Down | Yes (after inactivity) |
| Brand | WD Precision |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | WD-JL1000 |
| Price | USD 5,600 (FOB Beijing) |
| Core Technology | Granier-type Thermal Dissipation Probe (TDP) |
| Data Logger | Campbell Scientific CR1000x |
| Sensor Compatibility | TDP30 / TDP50 / TDP80 stem flow probes |
| Power Management | Adaptive low-power operation with AVRD voltage regulation |
| Environmental Rating | -40°C to +70°C (standard), -55°C to +85°C (extended) |
| Data Storage | Up to 400 days at 1-hour interval (128 MB internal + microSD up to 16 GB) |
| Communication | RS-232/RS-485, Ethernet 10/100 Mbps, USB-micro B, CS I/O, CPI/CDM |
| Input Capacity | 16 single-ended / 8 differential analog channels |
| Compliance | Designed for GLP-aligned field deployments |
| compatible with ASTM E2899-22 (Standard Guide for In Situ Sap Flow Measurement) and ISO 16634-1 | 2021 (Plant physiology — Sap flow measurement — Part 1: Thermal dissipation method) |