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| 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-3 |
| Sensor Count | 6 or 12 |
| Sensor Cable Length | 3.5 m |
| Measurement Principle | Elastic Wave Propagation Time-of-Flight Tomography |
| Spatial Resolution | 1 µs time resolution |
| Operating Battery Life | >6 h |
| Charging Time | 2 h |
| GPS Accuracy | 0–20 m |
| Display | Color LCD (real-time tomographic visualization) |
| Data Transfer | USB 2.0 or Bluetooth (range: 0.5–10 m) |
| Dimensions | 55 × 42 × 13 cm |
| Weight | 8.9 kg |
| Integrated Height Measurement | Yes |
| Optional Electronic Caliper Range | 160–2150 mm (stainless steel) |
| Brand | Argus |
|---|---|
| Origin | Germany |
| Model | TMS3 |
| Weight | 73 g |
| Dimensions | 61 mm × 41 mm × 20 mm |
| IP Rating | Fully Sealed, Waterproof & Dustproof |
| Tilt Measurement Accuracy | ±0.03° |
| Sampling Frequency | 20 Hz (50 ms interval) |
| Measurement Axes | 3D (X/Y/Z, cardinal directions) |
| Operating Temperature Range | −20 °C to +50 °C |
| Battery Capacity | 250 mAh |
| Continuous Operation | >15 days |
| Charging | Wireless (Qi-compatible) |
| Data Storage | 256 MB (≈20 days at 20 Hz) |
| Communication | Bluetooth 2.1 |
| Sensor Mounting | Omnidirectional |
| Control Sensor Height | 2–3 m above ground |
| Base Sensor Placement | At root collar / anchorage zone |
| 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 | Haglof Inc. |
|---|---|
| Origin | Sweden |
| Model | Postex |
| Dimensions | 93 × 63 × 72 mm |
| Weight (instrument) | 243 g |
| Weight (tripod assembly) | 4.85 kg |
| Ultrasonic Range | ≥30 m (with 360° adapter: ≥20 m) |
| Laser Range | 0.46–700 m |
| Laser Accuracy | ±4 cm |
| Angular Accuracy | ±0.1° |
| Angular Resolution | 0.1° |
| Distance Resolution (ultrasonic) | 0.01 m |
| Distance Resolution (laser, DME mode) | 0.01 m |
| Operating Temperature | −20 °C to +45 °C |
| IP Rating | IP67 / NEMA 6 |
| Laser Class | IEC 60825-1:2001 Class 1M, FDA 21 CFR Part 1040.10 Class 1 |
| Battery | Internal 3.7 V rechargeable Li-ion (~9,000 measurements per charge |
| Interface | USB Mini-B, Bluetooth SPP (PIN: 1234), IR |
| Data Output Format | NMEA or ASCII |
| Tripod Arm Extension | Up to 125 cm from center |
| Reflector Beacon (A/B/C) | Ø70 mm, 85 g each, 1.5 V AA alkaline, max. 9 mW |
| Brand | Delta-T Devices |
|---|---|
| Origin | United Kingdom |
| Model | AP4 |
| Measurement Principle | Steady-state diffusion-based porometry |
| Weight | 3.0 kg (main unit), 130 g (sensor head) |
| Operating Time | Up to 20 h on internal rechargeable battery |
| Data Storage | 1500 readings |
| Interface | RS232 (9600 baud) |
| Compliance | Designed for GLP-aligned field and lab use |
| Software | Windows-compatible CSV export utility |
| Brand | Hansatech (distributed by SUSS, Germany) |
|---|---|
| Origin | United Kingdom |
| Model | M-PEA-1 |
| Power Supply | 12 V DC, 1 A |
| Operating Temperature | 0–40 °C |
| Dimensions | 230 × 190 × 85 mm |
| Weight | 1.4 kg |
| Data Interface | USB 2.0 |
| Sampling Rate | 10 µs |
| A/D Resolution | 16-bit |
| Actinic Light Source | High-intensity red LED (peak 625 nm, FWHM 20 nm), up to 5000 µmol m⁻² s⁻¹ |
| Far-Red Light Source | High-brightness LED with long-pass filter, >1000 µmol m⁻² s⁻¹ |
| P700⁺ Measurement | Modulated 820 nm LED (1–100% intensity, 1% step) |
| Fluorescence Detection | Low-noise, fast-response PIN photodiode with 730 nm ±15 nm bandpass filter |
| P700⁺ Detection | Low-noise, fast-response PIN photodiode with dedicated bandpass filtering |
| Optical Sealing | Quartz-glass encapsulation for dust, moisture, and contamination resistance |
| 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 | 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 |
| Brand | DianJiang |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ECA-YLS01 |
| Price Range | USD 7,000 – 14,000 |
| Light Source | 470 nm Blue LED |
| Photosynthetic Photon Flux Density (PPFD) | 0–5000 μmol·m⁻²·s⁻¹ (adjustable) |
| Minimum Sampling Interval | 2 μs |
| Data Acquisition Rate | Up to 500,000 points per second |
| Onboard Storage | 4 GB microSD card |
| Interface | USB 2.0 |
| Display | 128 × 64 monochrome LCD |
| Power Supply | Rechargeable Li-ion battery (7.6 V, 2.6 Ah) |
| Weight | 400 g |
| Dimensions | 12.5 × 8.0 × 3.3 cm |
| Dark Adaptation Clip | Integrated, leaf-compatible design |
| Brand | Bronkhorst |
|---|---|
| Origin | France |
| Model | XYL’EM-Plus |
| Flow Measurement Principle | Thermal Mass Flow Sensing |
| Flow Range | 0.5–100 g/h H₂O (standard internal sensor: 50 g/h) |
| Flow Accuracy | ±1% of full scale |
| Low-Pressure Range | 1–10 kPa (water column, max 10 kPa) |
| Low-Pressure Accuracy | ±0.2 kPa |
| High-Pressure Range | 0–10 bar |
| High-Pressure Accuracy | ±1% of full scale |
| Temperature Range | 0–50 °C (Pt100 probe) |
| Temperature Accuracy | ±0.2 °C |
| High-Pressure Reservoir Capacity | 0.7 L |
| Max Reservoir Pressure | 3 bar (safety valve rated to 5 bar) |
| Low-Pressure Reservoir Capacity | 100 mL |
| Max Low-Pressure Head | 1 m H₂O |
| Filtration | 0.45 µm |
| Enclosure Rating | IP65 |
| Dimensions (W×D×H) | 461 × 347 × 206 mm |
| Weight | 10 kg (dry) |
| Power Supply | 12 VDC, 900 mA |
| Data Acquisition | 15-bit ADC |
| Communication Interface | RS232 |
| Software | XYL’EM v3.x (DOS/Windows-compatible), supports real-time data logging, embolism factor calculation, and hydraulic conductivity normalization |
| Brand | Ecomatik |
|---|---|
| Origin | Germany |
| Model | DF1 / DF2 / DF3 |
| Measurement Principle | High-Resolution Linear Displacement Transduction via Spring-Loaded Contact Probe |
| Sensor Range | 15 mm (DF1), 25.4 mm (DF2), 50.8 mm (DF3) |
| Full-Scale Diameter Monitoring Range | 0–110 mm (expandable) |
| Accuracy | ±2 µm (DF1), ±3.3 µm (DF2), ±6.6 µm (with CR1000 Logger) |
| Resolution | 0.04% of reading + 6–20 µm (logger-dependent) |
| Temperature Coefficient | <0.2 µm/°C |
| Operating Temperature | −25 to +70 °C |
| Relative Humidity | 0–100% RH |
| Weight | 15 g (DF1), 26 g (DF2), 37 g (DF3) |
| Power | Internal battery, >2 years continuous logging (with DL10 datalogger) |
| Data Storage | Up to 1,900,000 records (4 sensors, 1-min interval, 1-year capacity) |
| Interface | Analog voltage output (0–2.5 V or 0–5 V), compatible with Campbell Scientific CR1000/CR6, Delta-T Devices GP2, DataTaker DT80/DT85, and other standard analog-input loggers |
| IP Rating | IP67 (fully weatherproof) |
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