Empowering Scientific Discovery

Dianjiang (Shanghai) Technology Co., Ltd.

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BrandArgus
OriginGermany
ModelPiCUS TreeQinetic
ApplicationNon-destructive in-situ assessment of trunk and root anchorage stability under controlled tensile loading
Measurement PrincipleQuasi-static mechanical displacement-based biomechanical response analysis
Key ComponentsWireless 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
ComplianceDesigned 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
PowerRechargeable Li-ion battery pack (10 h typical runtime at 20°C)
Wireless RangeUp to 30 m (line-of-sight, Bluetooth 5.0)
Mechanical SystemWinch assembly rated for 2800 kg pulling force
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BrandArgus
OriginGermany
ModelPiCUS-3
Sensor Count6 or 12
Sensor Cable Length3.5 m
Measurement PrincipleElastic Wave Propagation Time-of-Flight Tomography
Spatial Resolution1 µs time resolution
Operating Battery Life>6 h
Charging Time2 h
GPS Accuracy0–20 m
DisplayColor LCD (real-time tomographic visualization)
Data TransferUSB 2.0 or Bluetooth (range: 0.5–10 m)
Dimensions55 × 42 × 13 cm
Weight8.9 kg
Integrated Height MeasurementYes
Optional Electronic Caliper Range160–2150 mm (stainless steel)
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BrandArgus
OriginGermany
ModelTMS3
Weight73 g
Dimensions61 mm × 41 mm × 20 mm
IP RatingFully Sealed, Waterproof & Dustproof
Tilt Measurement Accuracy±0.03°
Sampling Frequency20 Hz (50 ms interval)
Measurement Axes3D (X/Y/Z, cardinal directions)
Operating Temperature Range−20 °C to +50 °C
Battery Capacity250 mAh
Continuous Operation>15 days
ChargingWireless (Qi-compatible)
Data Storage256 MB (≈20 days at 20 Hz)
CommunicationBluetooth 2.1
Sensor MountingOmnidirectional
Control Sensor Height2–3 m above ground
Base Sensor PlacementAt root collar / anchorage zone
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BrandArgus
OriginGermany
ModelPiCUS TreeTronic 3
Measurement PrincipleElectrical Resistance Tomography
Max Electrode Count24
Minimum Electrodes Required10
Max Output Current20 mA
Max Output Voltage80 V
Measurement ModesTwo-point & Three-point
Electrode Cable Length3.5 m
Tree Diameter Range3–250 cm (extendable)
Onboard Storage>100 scans
DisplayColor LCD (real-time ERT visualization)
Data TransferUSB 2.0 / Bluetooth
Integrated GPS & BluetoothYes
Battery Life>4 h continuous operation
Charging Time≤2 h
Weight8.9 kg
Dimensions55 × 42 × 13 cm
Optional Electronic DendrometerRange 160 mm–2150 cm, Stainless Steel Construction, LED Display, Bluetooth Sync
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BrandHaglof Inc.
OriginSweden
ModelPostex
Dimensions93 × 63 × 72 mm
Weight (instrument)243 g
Weight (tripod assembly)4.85 kg
Ultrasonic Range≥30 m (with 360° adapter: ≥20 m)
Laser Range0.46–700 m
Laser Accuracy±4 cm
Angular Accuracy±0.1°
Angular Resolution0.1°
Distance Resolution (ultrasonic)0.01 m
Distance Resolution (laser, DME mode)0.01 m
Operating Temperature−20 °C to +45 °C
IP RatingIP67 / NEMA 6
Laser ClassIEC 60825-1:2001 Class 1M, FDA 21 CFR Part 1040.10 Class 1
BatteryInternal 3.7 V rechargeable Li-ion (~9,000 measurements per charge
InterfaceUSB Mini-B, Bluetooth SPP (PIN: 1234), IR
Data Output FormatNMEA or ASCII
Tripod Arm ExtensionUp to 125 cm from center
Reflector Beacon (A/B/C)Ø70 mm, 85 g each, 1.5 V AA alkaline, max. 9 mW
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BrandEcomatik
OriginGermany
ModelDF1 / DF2 / DF3
Measurement PrincipleHigh-Resolution Linear Displacement Transduction via Spring-Loaded Contact Probe
Sensor Range15 mm (DF1), 25.4 mm (DF2), 50.8 mm (DF3)
Full-Scale Diameter Monitoring Range0–110 mm (expandable)
Accuracy±2 µm (DF1), ±3.3 µm (DF2), ±6.6 µm (with CR1000 Logger)
Resolution0.04% of reading + 6–20 µm (logger-dependent)
Temperature Coefficient<0.2 µm/°C
Operating Temperature−25 to +70 °C
Relative Humidity0–100% RH
Weight15 g (DF1), 26 g (DF2), 37 g (DF3)
PowerInternal battery, >2 years continuous logging (with DL10 datalogger)
Data StorageUp to 1,900,000 records (4 sensors, 1-min interval, 1-year capacity)
InterfaceAnalog 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 RatingIP67 (fully weatherproof)
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