Empowering Scientific Discovery

Dianjiang (Shanghai) Technology Co., Ltd.

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BrandAQUALABO
OriginFrance
ModelNTU
Measurement Principle90° Infrared Light Scattering at 880 nm
Turbidity Range0–4000 NTU (5 selectable sub-ranges)
TSS Range0–4500 mg/L
Resolution0.01–1 NTU / mg/L
Accuracy< ±5% of reading
Temperature CompensationIntegrated CTN sensor (±0.5 °C)
OutputModbus RTU over RS-485 (standard), SDI-12 (optional)
Power Supply5–12 VDC
Typical Current Draw820 µA (RS-485, 1 Hz)
Peak Pulse500 mA
Enclosure MaterialPVC, Delrin®, Quartz, PMMA, Polyamide
DimensionsØ27 mm × 170 mm
Weight300 g (sensor + 3 m cable)
Pressure Rating5 bar
IP RatingIP68
Operating Temperature0–50 °C
Storage Temperature−10 to +60 °C
Calibration StandardsNF EN 872 (0–500 mg/L), NFT 90 105-2 (>500 mg/L)
Max Refresh Rate< 1 s
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BrandAQUALABO
OriginFrance
ModelPonsel
Measurement PrincipleLuminescence-based Optical (OPTOD)
DO Range0.00–20.00 mg/L (ppm), 0–200% saturation
Resolution0.01 mg/L
Accuracy±0.1 mg/L (±0.1 ppm, ±1% saturation)
Response Time (t₉₀)<60 s
Temperature CompensationCTN thermistor
Storage Temperature−10°C to +60°C
Output InterfaceModbus RTU over RS-485 (standard), SDI-12 (optional)
Power Supply5–12 V DC
Current ConsumptionStandby: 25 µA
RS-485 mode (1 reading/s)avg. 4.4 mA
SDI-12 mode (1 reading/s)avg. 7.3 mA
DimensionsØ25 mm × 146 mm (sensor body only)
Weight450 g (sensor + 3 m polyurethane cable)
Housing Material316L stainless steel
Max. Operating Pressure5 bar
Connector9-pin waterproof subminiature connector with polyurethane overmold
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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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BrandAMS
OriginUSA
Manufacturer StatusAuthorized Distributor
Origin CategoryImported
ModelAMS1
PricingUpon Request
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BrandAMS
OriginUSA
ModelAMS 209.55 / 209.56 / 209.57 / 209.58
Connection Thread5/8" UNC
Core Diameter Options5.72 cm (2.25") or 8.26 cm (3.25")
Handle Length45.72 cm (18")
Split-Sample Auger Dimensions3.49 cm × 15.24 cm or 5.08 cm × 15.24 cm
Rod Length1.2 m (4 ft) per section
Plastic Liner ID3.49 cm or 5.08 cm × 15.24 cm
Wrench Length30.48 cm (12")
Stainless Steel Brush Diameter3.81 cm or 5.08 cm × 30.48 cm
Standard Configuration Includes3 soil-specific augers (general, sand, clay), rubber-coated T-handle, split-sampling auger, slide hammer, 3 extension rods, 1 liner (25 liners in 209.58), 2 plastic caps (50 caps in 209.58), 2 fixed wrenches, 1 adjustable wrench, 1 stainless steel brush, fluoropolymer film (50 sheets in 209.56/209.58), #2 stainless steel trowel (209.56/209.58), heavy-duty portable case
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BrandAMS
OriginUSA
Manufacturer TypeAuthorized Distributor
Origin CategoryImported
ModelAMS2
PricingUpon Request
Construction MaterialStainless Steel
Sampling DepthUp to 3.65 m
Kit ComponentsMain Sampling Probe, Internal Liner Tube, Handle, Adapter, Extension Rod
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BrandAMS
OriginUSA
Manufacturer TypeAuthorized Distributor
Product OriginImported
ModelAMS3
QuotationUpon Request
Sampling Capacity0.5 L
Standard Sampling Depth7.62 m (extendable)
Minimum Well Casing ID5.08 cm
Body MaterialStainless Steel
Sample Tube MaterialFluoropolymer
Valve MaterialFluoropolymer
Overflow Cap MaterialFluoropolymer
Included ComponentsMeasured cable, cable controller, T-handle actuator, cable control accessories, fluoropolymer sample tube, fluoropolymer-valved top cap, overflow cap, two fluoropolymer tube caps
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BrandAeroqual
OriginNew Zealand
ModelAQS1
Particle MeasurementPM1, PM2.5, PM10, TSP
Gas MeasurementO₃ (0–0.5 ppm), NO₂ (0–0.5 ppm), VOCs (0–0.5 ppm)
Meteorological InputsTemperature, Relative Humidity, Barometric Pressure, Wind Speed & Direction, Solar Radiation, Rainfall
Noise Measurement30–100 dB(A)
Sampling MethodPump-aspirated with heated inlet (PM), dual-stage active flow control
Detection LimitsPM <1 µg/m³
AccuracyPM ±(2 µg/m³ + 5% of reading)
Operating Temperature−10 °C to +45 °C
EnclosureIP65 fiberglass housing with aluminum solar radiation shield
Power100–260 VAC (31.3 W) or 12 VDC (34.3 W)
Data Storage32 GB SSD (≥5 years at 1-min interval)
ConnectivityWi-Fi, Ethernet, optional 4G HSPA cellular modem
SoftwareAeroqual Connect (on-device web interface), Aeroqual Cloud (secure encrypted cloud platform)
ComplianceDesigned for alignment with ISO 12103-1 (aerosol calibration), EN 14625 (O₃ monitoring), EN 14626 (NO₂ monitoring), and US EPA EQOA requirements for near-reference-grade performance
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BrandAeroqual
OriginNew Zealand
ModelAEROQUAL Series 500
Sensor CompatibilityInterchangeable modular sensor heads (sold separately)
PowerRechargeable 12 V DC Li-ion battery (2700 mAh, ~8 h runtime)
Data Logging8,188 total readings (including up to 2,706 temperature/humidity records)
CommunicationUSB (RS-232 via adapter), 0–5 V analog output
Environmental RatingIP20 / NEMA 1
Dimensions195 × 122 × 54 mm (with sensor head)
Weight<460 g (<16 oz)
Operating Range5–45 °C, 0–95 %RH (non-condensing)
CertificationsFCC Part 15, EN 50082-1:1997, EN 50081-1:1992
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BrandAeroqual
OriginNew Zealand
ModelAQM 65
Power Supply90–264 VAC, 47–63 Hz
Operating Temperature−35 °C to +50 °C
Enclosure RatingIP65
Dimensions (standard)1310 × 510 × 290 mm (H×W×D)
Weight~25 kg
Core Computing PlatformIntel Atom N2600, 1.6 GHz, 2 GB RAM, 32 GB SSD, Ubuntu Linux
CommunicationWi-Fi, Ethernet (LAN), optional cellular GPRS modem
Gas Sampling12 V brushless diaphragm pump, PTFE-lined stainless steel inlet
Thermal ManagementDC compressor (R134a), 12–24 V, 60 W resistive heater
Data TransmissionAeroqual Cloud (encrypted), FTP/email export (optional), SMS/email alerts (optional)
Calibration OptionsAirCal 1000 (portable), AirCal 8000 (integrated)
Certified Sensor ModulesGill WindSonic (ultrasonic wind), Vaisala WXT536 (weather), Cirrus MK427 Class 1 (noise), Novalynx pyranometer (solar radiation)
Measured GasesO₃ (0–0.5 ppm), NO₂ (0–0.2 ppm), NOₓ (0–0.5 ppm), CO (0–25 ppm), SO₂ (0–10 ppm), H₂S (0–10 ppm), CO₂ (0–2000 ppm), VOC (0–20 ppm)
Particulate MatterPM₁/PM₂.₅/PM₁₀/TSP via optical particle counter (±5 µg/m³ + 15% of reading) and turbidimeter (±2 µg/m³ + 5% of reading)
Meteorological ParametersWind speed/direction, temperature, relative humidity, barometric pressure, rainfall, solar irradiance
Noise Monitoring30–100 dB(A), Class 1 accuracy per IEC 61672-1
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BrandAeroqual
OriginNew Zealand
ModelWS-APM02
Particle Measurement PrincipleOptical Particle Counter (OPC) with Right-Angle Laser Scattering
Measured FractionsTSP, PM₁₀, PM₂.₅, PM₁
Mass Concentration RangePM₁: 0–200 µg/m³, PM₂.₅: 0–2000 µg/m³, PM₁₀: 0–5000 µg/m³, TSP: 0–5000 µg/m³
Detection Limit<1 µg/m³
Accuracy±(5 µg/m³ + 15% of reading)
Sample Flow Rate1.0 L/min
Inlet Length36 cm with integrated heating element
Output InterfacesRS-232 (legacy mode), 4× 4–20 mA analog outputs, 2× relay outputs
Averaging Intervals1 min, 5 min, 10 min, 15 min, 30 min, 1 hr, 2 hr, 4 hr, 8 hr, 12 hr, 24 hr
Operating Temperature−10°C to +50°C
Relative Humidity Range10–95% RH (non-condensing)
Enclosure RatingIP65
Housing MaterialLockable GRP cabinet with integrated solar radiation shield
Dimensions (H×W×D)483 × 330 × 187 mm (including radiation shield and mounting bracket)
Weight<13 kg
Meteorological ParametersWind speed & direction, air temperature, relative humidity, barometric pressure, precipitation, global solar radiation, photosynthetically active radiation (PAR)
Power Options100–260 V AC (15 W / 24 W) or 12 V DC (15 W / 24 W)
Data StorageHigh-capacity internal memory
CommunicationOptional wireless telemetry module (e.g., LTE/4G, LoRaWAN)
ComplianceDesigned for continuous ambient air quality monitoring in accordance with ISO 12103-1 (test dust), EPA EQOA-PM-01 guidance, and EU Directive 2008/50/EC Annex III technical requirements for PM monitoring
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BrandAeroqual
OriginNew Zealand
ModelDusT Sentry
Particle Measurement PrincipleOptical Particle Counting (OPC) via Right-Angle Laser Scattering
Measured ParametersTSP, PM₁₀, PM₂.₅, PM₁
Optional Integrated GasesVOCs, NO₂, O₃
Sampling Flow Rate1.0 LPM
Detection Limit<1 µg/m³
Accuracy±(5 µg/m³ + 15% of reading)
Resolution0.1 µg/m³
Data Logging Interval1 min to 24 h
Operating Temperature−10 °C to +45 °C
Power Supply100–260 VAC (24.7 W) or 12 VDC (27.2 W)
EnclosureIP65-rated GRP cabinet with aluminum solar radiation shield
Weight<13 kg
Dimensions483 H × 330 W × 187 D mm (incl. shield & mounting hardware)
Data Storage32 GB SSD (≥5 years at 1-min intervals)
CertifiedMCERTS-approved for precision and repeatability
CommsWi-Fi, Ethernet, optional HSPA 3G cellular modem
SoftwareAeroqual Connect (browser-based local configuration), Aeroqual Cloud (secure encrypted remote data access, diagnostics, calibration logging, alarm management)
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BrandAeroqual
OriginNew Zealand
ModelSeries 500
Instrument TypePortable
Detectable GasesCO, CO₂, NO, H₂S, O₃
Response Time≤120 s (T90, gas-dependent)
Measurement Accuracy±0.5–10% of reading + offset (gas- and sensor-specific)
Measurement Range0.001–10,000 ppm (gas-dependent)
Data Logging Capacity8,188 records (including 2,706 temperature/humidity entries)
PowerRechargeable 12 V DC Li-ion battery (2.7 Ah), ~8 h operation
Dimensions (with sensor head)195 × 122 × 54 mm
Weight (with battery & sensor head)<460 g
IP RatingIP20 / NEMA 1
Operating Environment5–45 °C, 0–95% RH (non-condensing)
ComplianceFCC Part 15, EN 50082-1:1997, EN 50081-1:1992
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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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BrandUGT
OriginGermany
ModelFOG II
Measurement PrinciplePressure-based CO₂ evolution from HCl–CaCO₃ reaction
DisplayBacklit LCD with membrane keypad
Power3×AA alkaline or rechargeable batteries
Measurement Range0–100% CaCO₃ (w/w)
Accuracy±0.5% CaCO₃
Resolution0.1% CaCO₃
Linearity (r²)≥0.999
Temperature CompensationBuilt-in sensor, 5–50 °C
Sample Mass0.5–5 g
Analysis Time~30 s per sample
Data StorageLast 50 measurements
Ingress ProtectionIP65
Dimensions (L×W×H)200×94×39 mm
Weight350 g
Housing MaterialUL 94 HB-rated ABS
KeypadPolyester (PET) membrane
Display CoatingScratch-resistant resin
Standard KitAnalyzer unit, glass reaction vials, 100 mL sampling bottle, silicone tubing, precision micro-scale (0.01 g resolution), batteries, operation manual, and rugged carry case
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[BrandDiJiang
OriginGermany
Manufacturer TypeAuthorized Distributor
Origin CategoryImported
ModelDJ-212X
PricingUpon Request
Data Logger8 single-ended analog inputs, 4 pulse inputs, 3 voltage excitation terminals, 12 x 12V switch outputs, 8 SDI-12 ports, 4 RS485/RS232 interfaces
Analog Resolution12-bit (0–5000 mV range, 1.47 mV basic resolution, ±(0.1% of reading + 2 LSB) accuracy from −20 °C to +40 °C)
Internal Storage32 MB (supports ≥64,384 records at 1-hr interval ≈ 7.3 years)
Power11–24 V DC (solar + 12 V / 65 Ah sealed lead-acid battery)
Sleep current0.24 mA, Measurement current: 12 mA (excl. sensors), LTE transmission avg.: 40 mA
CommunicationModbus RTU over RS485/RS232, SDI-12, LTE CAT1 (embedded SIM), GPS + barometric pressure + board temperature sensors onboard
EnclosureIP65, 350 × 250 × 120 mm, 4.5 kg
Inner ChamberSUS304 stainless steel, diameters φ300–φ900 mm × heights 300–900 mm
Outer ChamberFood-grade PP polymer, diameters 500–1100 mm × heights 450–1050 mm
Load CellAlloy aluminum or stainless steel platform
Drainage SensorTipping bucket with reed switch, 0.2 mm (4.28 mL) resolution, ±4% accuracy
Soil Tri-sensorVolumetric water content 0.88–81.88%, temperature −40 to +80 °C, EC 0–23,000 µS/cm, IP68
Water Level Sensor0–1 m range, RS485 output, 316L stainless steel housing, −40 to +60 °C medium temp
Drainage Flow Rate1800 mL/min @ 12 V
Tripod2 m height, full SUS304 construction, 42 mm OD mounting pole]
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BrandDAIKI
OriginJapan
ModelDIK-4201
Infiltration Cylinder Dimensions (Large)Ø300 mm × H350 mm, 6 kg
(Medium)Ø290 mm × H350 mm, 5.5 kg
(Small)Ø280 mm × H350 mm, 5 kg
Control Panel320 mm × 320 mm × 9 mm, 42 kg total system weight
ConfigurationOne large + one medium + one small infiltration cylinder, power adapter, control panel
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BrandDianjiangkeji
OriginShanghai, China
Manufacturer TypeAuthorized Distributor
Country of OriginChina
ModelDJ-2132
PricingUpon Request
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BrandDelta-T Devices
OriginUnited Kingdom
ModelAP4
Measurement PrincipleSteady-state diffusion-based porometry
Weight3.0 kg (main unit), 130 g (sensor head)
Operating TimeUp to 20 h on internal rechargeable battery
Data Storage1500 readings
InterfaceRS232 (9600 baud)
ComplianceDesigned for GLP-aligned field and lab use
SoftwareWindows-compatible CSV export utility
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BrandHansatech (distributed by SUSS, Germany)
OriginUnited Kingdom
ModelM-PEA-1
Power Supply12 V DC, 1 A
Operating Temperature0–40 °C
Dimensions230 × 190 × 85 mm
Weight1.4 kg
Data InterfaceUSB 2.0
Sampling Rate10 µs
A/D Resolution16-bit
Actinic Light SourceHigh-intensity red LED (peak 625 nm, FWHM 20 nm), up to 5000 µmol m⁻² s⁻¹
Far-Red Light SourceHigh-brightness LED with long-pass filter, >1000 µmol m⁻² s⁻¹
P700⁺ MeasurementModulated 820 nm LED (1–100% intensity, 1% step)
Fluorescence DetectionLow-noise, fast-response PIN photodiode with 730 nm ±15 nm bandpass filter
P700⁺ DetectionLow-noise, fast-response PIN photodiode with dedicated bandpass filtering
Optical SealingQuartz-glass encapsulation for dust, moisture, and contamination resistance
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BrandDelta-T Devices
OriginUnited Kingdom
ModelPR2-4
Measurement PrincipleFrequency Domain Reflectometry (FDR)
Probe Depths10, 20, 30, and 40 cm
OutputFour analog voltage signals (0–1 V corresponding to 0–60 % vol)
Volumetric Water Content Range0–100 % vol (optimal accuracy: 0–40 % vol)
Accuracy±4 % vol (0–+40 °C, soil-specific calibration) or ±6 % vol (0–+40 °C, generic calibration)
Salinity Tolerance50–400 mS/m (pore water electrical conductivity)
Sensor Sensitivity VolumeCylindrical zone of 10 cm diameter × 5 cm height (95 % contribution to reading)
Operating Temperature–20 to +70 °C (optimal accuracy: 0–+40 °C)
IP RatingIP67 (probe), IP52 (HH2 meter)
Power Supply5.5–15 V DC
Current Draw<80 mA
Response Time1 s
CableShielded 9-conductor, standard 1.5 m with M12 IP68 connector
Probe MaterialPolycarbonate housing with stainless steel tip
Probe Dimensions750 mm length × 25.4 mm diameter
Probe Weight0.6 kg
HH2 Meter Display16×2 character LCD
HH2 Memory Capacity166–782 readings
HH2 Battery Life~4500 measurements on one 9 V alkaline cell
EMC ComplianceMeets EU EMC Directive 2014/30/EU
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