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| Brand | TriOS |
|---|---|
| Origin | Germany |
| Model | NICO plus |
| Measurement Principle | UV Absorption Spectrophotometry (254 nm) |
| Optical Path Length | 10 mm |
| Detection Method | Dual-wavelength (254 nm + reference) |
| Calibration | Built-in temperature compensation |
| Interface | G2 Web-enabled Ethernet interface |
| Compliance | DIN EN ISO 7027 (turbidity), ASTM D5540 (UVT), USP <643> (TOC estimation), GLP/GMP-ready data logging |
| Sample Handling | In-situ, flow-through or immersion mode |
| Reagent-Free | Yes |
| Optical Window | Nano-coated quartz |
| Data Storage | Internal SD card (optional), real-time streaming via Modbus TCP/RTU, HTTP API |
| Brand | TriOS |
|---|---|
| Origin | Germany |
| Model | OPUS aero |
| Optical Path Lengths | 0.3 mm, 1 mm, 2 mm |
| Nitrate-N (NO₃-N) Range | 2.4–120 mg/L (0.3 mm), 0.7–36 mg/L (1 mm), 0.35–18 mg/L (2 mm) |
| Nitrite-N (NO₂-N) Range | 4.4–220 mg/L (0.3 mm), 1.3–67 mg/L (1 mm), 0.65–33.5 mg/L (2 mm) |
| Wavelength Range | 200–360 nm |
| Resolution | 0.8 nm/pixel |
| Detector | 256-channel Miniature Spectrometer |
| Light Source | Xenon Flash Lamp |
| Turbidity Compensation | Yes |
| Accuracy | ±(5% + 0.1 mg/L) |
| Response Time | 2 min |
| Minimum Measurement Interval | 1 min |
| Housing Material | Stainless Steel 1.4571 / 1.4404 |
| Dimensions | 470 × 48 mm |
| Weight | ~3 kg |
| Digital Interfaces | Ethernet (TCP/IP), RS-232/RS-485 (Modbus RTU) |
| Power Supply | 12–24 VDC (±10%) |
| Max. Power Consumption | ≤8 W |
| Pressure Rating | 3 bar (fixed cable), 1 bar (flow cell, 2–4 LPM) |
| IP Rating | IP68 |
| Operating Temperature | +2 to +40 °C (sample & ambient), -20 to +80 °C (storage) |
| Flow Velocity | 0.1–10 m/s |
| Calibration Interval | 24 months |
| Data Storage | 2 GB internal |
| Brand | In-situ Marine |
|---|---|
| Origin | Australia |
| Model | CTD-Optics Series |
| Measurement Principle | High-stability quartz crystal conductivity cell, PT1000 RTD temperature sensor, piezoresistive pressure transducer |
| Data Logging | 16 GB microSD (timestamped binary + ASCII log files) |
| Power Management | Integrated 11.1 V / 7.8 Ah Li-ion battery with programmable sleep mode (65 µA) |
| Communication | Triple RS-232 channels (configurable baud rate 9600–115200 bps), optional Wi-Fi download & 4G telemetry via C-TEL interface |
| Compliance | IP68 rated housing |
| Environmental Rating | Long-term submersible deployment up to 100 m depth |
| Operating Temperature | 0–40 °C (ambient) |
| sensor range | −55 to +125 °C (temperature), 0–100 m (depth), 0–100,000 µS/cm (conductivity) |
| Brand | In-situ Marine |
|---|---|
| Origin | Australia |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | pHiDO |
| Pricing | Upon Request |
| Brand | TriOS |
|---|---|
| Origin | Germany |
| Model | microFlu V2 |
| Excitation/Emission Wavelengths | Chl-a (470/685 nm), Blue-Green Algae (620/655 nm), CDOM (375/460 nm), TRP (275/360 nm) |
| Measurement Range | 0–500 ppb (varies by analyte) |
| Detection Limit | 0.05–3 ppb (analyte-dependent) |
| Accuracy | ±(5% + detection limit) |
| T90 Response Time | 6 s |
| Minimum Measurement Interval | 3 s |
| Digital Interface | RS-485, Modbus RTU |
| Analog Outputs | 4–20 mA (default), 0–5 V, 0–10 V |
| Power Supply | 12–24 VDC (±10%) |
| Typical Power Consumption | 0.6 W |
| Housing Material | Stainless Steel 1.4571/1.4404 or Titanium Grade 3.7035 |
| Dimensions | 162 mm × 48 mm |
| Weight | ~650 g (stainless), ~510 g (titanium) |
| Pressure Rating | SubConn version: 30 bar |
| Fixed-cable version | 3 bar |
| Flow-cell version | 1 bar |
| IP Rating | IP68 |
| Operating Temperature | +2 to +40 °C |
| Storage Temperature | −20 to +80 °C |
| Flow Rate Compatibility | 0.1–10 m/s |
| Brand | TriOS |
|---|---|
| Origin | Germany |
| Model | NICO |
| Measurement Principle | UV Absorption Spectrophotometry (Multi-Wavelength Compensation) |
| Detection Channels | 4 |
| Wavelengths | 212 nm (NO₃⁻), 254 nm (DOC correction), 360 nm (turbidity correction) |
| Optical Path Lengths | 0.3, 1, 2, 5, 10, 50 mm |
| NO₃-N Range | 0–100 mg/L |
| Accuracy | ±(5% + 0.1 mg/L) |
| Turbidity & DOC Compensation | Yes |
| Response Time | 2 min |
| Minimum Measurement Interval | 1 min |
| Data Storage | 2 GB internal |
| Digital Interfaces | Ethernet (TCP/IP), RS-232/RS-485 (Modbus RTU) |
| Analog Output | 4–20 mA |
| Power Supply | 12–24 VDC (±10%) |
| Max. Power Consumption | ≤8 W |
| Housing Materials | Stainless Steel 1.4571 / 1.4404 or Titanium Grade 2 (3.7035) |
| Dimensions (L × Ø) | 470 mm × 48 mm (for 10 mm path length) |
| Weight | ~3 kg (stainless), ~2 kg (titanium) |
| Pressure Rating | SubConn: 30 bar |
| Fixed Cable | 3 bar |
| Flow Cell | 1 bar |
| Flow Rate | 2–4 LPM |
| Inlet Velocity | 0.1–10 m/s |
| IP Rating | IP68 |
| Operating Temp. | +2 to +40 °C (sample & ambient) |
| Storage Temp. | −20 to +80 °C |
| Calibration/Maintenance Interval | 24 months |
| Brand | Wetlabs |
|---|---|
| Origin | USA |
| Model | ECO-Triplet |
| Measurement Parameters | Turbidity, Chlorophyll-a Fluorescence, CDOM Fluorescence |
| Turbidity Range | 0–1000 NTU (Resolution: 0.01 NTU) |
| Chlorophyll-a Range | 0–250 µg/L (Detection Limit: 0.025 µg/L) |
| CDOM Range | 0–375 µg/L (Detection Limit: 0.28 µg/L) |
| Housing Material | Polyacetal (Acetal Copolymer), Seawater-Corrosion Resistant |
| Dimensions | Ø63 × 127 mm |
| Weight | 0.4 kg (air), 0.02 kg (buoyant in seawater) |
| Pressure Rating | 600 m (custom depths available) |
| Digital Output | RS-232, 19200 baud, 12-bit resolution |
| Analog Output | 0–5 V (user-configurable per channel) |
| Internal Data Logging | Optional, up to 77,000 samples |
| Power Supply | 7–15 VDC |
| Operating Current | 60 mA (active), 140 µA (sleep mode) |
| Sampling Rate | 4 Hz |
| Connector | SUBCONN Micro-5-pin male |
| Anti-fouling Option | Rotating copper brush (programmable cleaning interval) |
| Optional Features | Integrated battery pack, biofouling guard, CTD-mounting interface (compatible with SEA-BIRD CTD systems) |
| Brand | TriOS |
|---|---|
| Origin | Germany |
| Model | OPUS |
| Spectral Range | 200–360 nm |
| Optical Path Length Options | 0.3, 1, 2, 5, 10, 50 mm |
| Detection Principle | Linear Spectral Analysis (LSA) based on UV absorption |
| Turbidity Compensation | Yes |
| Data Storage | 2 GB internal |
| Interface | Ethernet (TCP/IP), RS-232/RS-485 (Modbus RTU), Wi-Fi |
| Housing Material | Stainless Steel 1.4571/1.4404 or Titanium 3.7035 |
| IP Rating | IP68 |
| Operating Temperature | +2 °C to +40 °C |
| Power Supply | 12–24 VDC (±10 %) |
| Max. Pressure Rating | 30 bar (SubConn), 3 bar (fixed cable), 1 bar (flow cell) |
| Response Time | ≤ 2 min |
| Measurement Interval | ≥ 1 min |
| Calibration Interval | 24 months |
| Accuracy (NO₃-N, 10 mm path) | ±(5 % + 0.01) mg/L |
| LOD (NO₃-N, 10 mm path) | 0.03 mg/L |
| Brand | Chelsea Technology Group |
|---|---|
| Model | Seasentry |
| Origin | United Kingdom |
| Application | Real-time inlet/outlet seawater monitoring for marine scrubbers |
| Compliance | ISO 7027:1999 (turbidity), PAH detection optimized for EGCS washwater discharge verification |
| Connectivity | Ethernet (TCP/IP), Modbus TCP support |
| Sensor Integration | Dual-stream UviLux optical sensors (PAH + turbidity), pH, temperature, flow switch |
| Media Compatibility | Seawater and freshwater |
| Cabinet | IP65-rated sensor enclosure with internal air purge system |
| Target Users | EGCS OEMs, shipbuilders, class societies, flag state auditors |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PONSEL |
| Price Range | USD 140–7,200 (FOB) |
| Detection Principle | Conductive Liquid-Level Sensing |
| Output Type | Non-polarized Dry Contact (SPST) |
| Detection Threshold | 0.5 mm water film |
| Detector Housing Material | PVC with Stainless Steel Electrodes |
| Electronics Enclosure Material | PVC |
| IP Rating | IP68 (Detector & Electronics Box) |
| Operating Temperature | 0–50 °C |
| Detector Dimensions (H×W×D) | 20 × 80 × 60.5 mm |
| Electronics Box Dimensions (H×D) | 120 × 40 mm |
| Detector-to-Box Cable Length | 9 m (fixed, shielded multi-strand polyurethane-sheathed cable) |
| Output Cables | Two 1 m polyurethane-sheathed leads with bare tinned-copper terminations |
| Power Supply | Internal Li-MnO₂ battery (3.6 V, 3-year typical service life) or external +3.6 V ±5% (SPN mode, <200 µA quiescent current) |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | C4E |
| Conductivity Range | 0–200.0 mS/cm |
| Resolution | 0.01–1 (scale-dependent) |
| Accuracy | ±1% of full scale |
| Salinity Range | 5–60 g/kg |
| TDS (KCl) | 0–133,000 ppm |
| Response Time | <5 s |
| Operating Temperature | 0–50 °C |
| Temperature Compensation | NTC |
| Output Interface | Modbus RS-485 (SDI-12 optional) |
| Update Interval | <1 s |
| Supply Voltage | 5–12 V DC |
| Standby Current | 25 µA |
| Measurement Current (RS-485) | 6.3 mA @ 1 Hz |
| Pulse Current | 500 mA |
| Dimensions | Ø27 mm × 219 mm (total length) |
| Weight | 300 g (sensor + 3 m cable) |
| Housing Materials | PVC, Delrin®, stainless steel |
| Max Pressure Rating | 5 bar |
| Protection Rating | IP68 |
| Connector | 9-pin armored connector with polyurethane jacket or waterproof Fisher-type |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | PHEHT |
| Measurement Principle | Composite Glass Electrode (pH) / Platinum Redox Electrode (ORP) with Ag/AgCl Reference |
| pH Range | 0–14 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.1 |
| ORP Range | −1000 to +1000 mV |
| ORP Resolution | 0.1 mV |
| ORP Accuracy | ±2 mV |
| Temperature Range | 0.00–50.00 °C |
| Temp Resolution | 0.01 °C |
| Temp Accuracy | ±0.5 °C |
| Response Time | <5 s |
| Output Interface | Modbus RTU over RS-485 / SDI-12 (selectable) |
| Power Supply | 5–12 V DC |
| Standby Current | 25 µA |
| Active Current (RS-485, 1 Hz) | 3.9 mA |
| Active Current (SDI-12, 1 Hz) | 6.8 mA |
| Peak Pulse Current | 500 mA |
| Housing Material | PVC, Delrin®, specialty pH glass, platinum, polyamide |
| Cable | Armored coaxial polyurethane cable (3 m standard), optional Fisher connector |
| Pressure Rating | 5 bar |
| IP Rating | IP68 |
| Dimensions | Ø27 mm (body) / Ø21 mm (tip), L = 207 mm |
| Weight | 350 g (sensor + 3 m cable) |
| Internal Memory | Calibration history and sensor metadata storage |
| Compliance | Designed for ASTM D1293, ISO 10523, ISO 5814, USP <791>, and GLP/GMP-aligned data integrity workflows |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | EHAN |
| Measurement Principle | Composite Electrode (Pt Working Electrode / Ag/AgCl Reference Electrode with Colloidal KCl Electrolyte) |
| ORP Range | −1000.0 to +1000.0 mV |
| ORP Resolution | ±0.1 mV |
| ORP Accuracy | ±10 mV |
| Temperature Sensing | NTC Thermistor |
| Temp. Range | 0.00–50.00 °C |
| Temp. Resolution | 0.01 °C |
| Temp. Accuracy | ±0.5 °C |
| Response Time (t₉₀) | <5 s |
| Output Interface | Modbus RTU over RS-485 (standard), SDI-12 (optional) |
| Supply Voltage | 5–12 V DC |
| Quiescent Current | 25 µA |
| Active Current (1 measurement/s) | 20 mA (RS-485 or SDI-12) |
| Pulse Current (Heating Activation) | 500 mA |
| Heating Pulse Duration | 100 ms |
| Operating Pressure | ≤5 bar |
| Housing Materials | PVC, POM-C, Platinum, Polyurethane |
| Cable | 3 m armored polyurethane-sheathed cable with 9-pin connector (bare leads or waterproof Fischer-type) |
| Dimensions (installed, without gland) | 262 mm |
| (with compression gland) | 324 mm |
| Weight | 350 g (sensor + cable) |
| Brand | AQUAREAD |
|---|---|
| Origin | United Kingdom |
| Model | AP-700 & AP-800 |
| IP Rating (Sensor) | IP68 |
| IP Rating (Aquameter Display Unit) | IP67 |
| Cable Length | 3 m |
| Parameters Measured | pH, ORP, Conductivity, Dissolved Oxygen (DO), Temperature, Turbidity (AP-800 only) |
| Compliance | CE, RoHS, UKCA |
| Housing Material | Marine-grade anodized aluminum |
| Brand | Aquaread |
|---|---|
| Origin | United Kingdom |
| Model | AP-2000 |
| Measurement Parameters (Standard) | Optical Dissolved Oxygen, pH, ORP, Electrical Conductivity (EC), Temperature |
| Optional Add-ons | One Ion-Selective Electrode (e.g., NH₄⁺, NH₃-N, Cl⁻, F⁻, NO₃⁻, Ca²⁺) + One Optical Sensor (e.g., Chlorophyll-a, Phycocyanin, Turbidity, Hydrocarbon/Oil-in-Water) |
| Depth Measurement | Available in AP-2000-D variant with integrated pressure-based depth sensor |
| Data Logging | Onboard memory via Aquaread Logger software |
| GPS Integration | Built-in high-sensitivity GPS module with WGS84 coordinate output |
| Data Visualization | Export-compatible with Google Maps and Google Earth (KML/KMZ) |
| Compliance Context | Designed for field-deployable environmental monitoring per ISO 5667 (water sampling), ASTM D3370 (field measurement practices), and EPA Method 160.1 (pH/EC/DO field protocols) |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | STAC Online Water Quality Early-Warning System |
| Pricing | Available Upon Request |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | CTZN |
| Measurement Principle | Inductive (Toroidal) Conductivity |
| Temperature Compensation | Integrated NTC |
| Conductivity Range | 0.0–100.0 mS/cm |
| Resolution | 0.1 mS/cm |
| Salinity Range | 0–60 g/kg |
| Temperature Range | 0–50 °C |
| Temp. Accuracy | ±0.5 °C (0–40 °C) |
| Response Time (90%) | <30 s |
| Output Interface | Modbus RTU over RS-485 (standard), SDI-12 optional |
| Supply Voltage | 5–28 VDC (max 30 V) |
| Power Consumption | <50 µA (sleep), 11.5–31 mA (active, depending on supply) |
| Max Pulse Current | 700 mA (150 ms), 350 mA (2 ms) |
| Dimensions | Ø62.4 × 196 mm |
| Weight | 700 g |
| Housing Materials | EPDM, PVC, stainless steel (316L) |
| Pressure Rating | 5 bar |
| Ingress Protection | IP68 |
| Cable Termination | 9-pin armored connector with polyurethane jacket or waterproof Fisher connector |
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