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| Brand | CTG |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | UviLux FUEL-BTEX |
| Instrument Type | Online |
| Measurement Principle | Fluorescence Spectrophotometry |
| Measurement Range | 3.0–50,000 ppb (as BTEX-equivalent) |
| Detection Limit | 20 ppb (LOD) |
| Accuracy | ±3% of reading |
| Resolution | 3 ppb |
| Measurement Frequency | 10 Hz |
| Sensitivity (QSU) | 0.06 QSU/ppb |
| Calibration Range | 0–600 QSU |
| Max Operating Depth | 1000 m |
| Operating Temperature | −2 °C to 40 °C |
| Storage Temperature | −40 °C to 70 °C |
| Dimensions | Ø70 mm × 149 mm |
| Weight | 800 g (air), 150 g (water) |
| Housing Material | Acetal C |
| Connector | MCBH6MP (wet-mateable) |
| Supply Voltage | 9–36 V DC |
| Power Consumption | <1 W @ 12 V |
| Brand | TriOS |
|---|---|
| Origin | Germany |
| Model | EnviroFlu-HC |
| Instrument Type | Online |
| Measurement Principle | UV-Induced Fluorescence |
| Measurement Range | 0–5000 ppb (PAH) |
| Detection Limit | 0.3 ppb |
| Accuracy | ±1% of reading |
| Resolution | 0.1 ppb |
| Measurement Frequency | 1 Hz |
| Excitation Wavelength | 254 nm |
| Emission Wavelength | 360 nm |
| Housing Material | Stainless Steel 1.4571/1.4404 or Titanium Grade 3.7035 |
| Dimensions | 311 mm × 68 mm |
| Weight | 2.7 kg (stainless), 1.9 kg (titanium) |
| Pressure Rating | 30 bar (SubConn), 3 bar (fixed cable), 1 bar (flow cell) |
| Ingress Protection | IP68 |
| Operating Temperature | +2 °C to +40 °C (sample), –5 °C to +55 °C (ambient) |
| extended accuracy range | 0–40 °C |
| Flow Velocity | 0.1–10 m/s |
| Power Supply | 12–24 VDC (±10%) |
| Power Consumption | ≤3.5 W |
| Output Interfaces | RS-232 (TriOS protocol), 4–20 mA, 0–5 V |
| Response Time (T₁₀₀) | ≤10 s |
| Calibration Interval | 24 months |
| Brand | LDI |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Instrument Type | Online |
| Measurement Principle | UV-Induced Fluorescence Detection |
| Detection Range | Up to 10 m above water surface |
| Detection Limit | 1 µm oil film thickness |
| Accuracy | < ±2% of reading |
| Resolution | 0.1 ppm (equivalent oil concentration) |
| Measurement Frequency | 1 measurement per 10 seconds |
| Enclosure Rating | IP68 |
| Operating Temperature | −30 °C to +60 °C |
| Power Supply | 12–24 VDC (10–30 V range), optional AC/DC adapter or solar-battery configuration |
| Power Consumption | < 2 W |
| UV Source | Pulsed 365 nm LED, 5-year rated lifetime |
| Output Interfaces | Relay contacts, RS-485, 4–20 mA (standard) |
| Compliance | CE (EN 61000-6-2, -6-3, 61326-1, 61000-4-2/4-5/4-6/4-8, 61010-1), US EPA EPA/530/UST-90/009, IP68 (EN 60529), ATEX/IECEx Zone 1 for explosion-proof variants |
| Brand | CTG |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | UviLux |
| Instrument Type | Online |
| Measurement Principle | Ultraviolet-Induced Fluorescence Spectrometry |
| Measurement Range | 0.005–200 µg/L (as hydrocarbons or PAHs) |
| Detection Limit | 0.005 µg/L |
| Sampling Frequency | 0.1–3 Hz |
| Dimensions | Ø70 mm × 149 mm |
| Air Weight | 0.8 kg |
| In-Water Buoyant Weight | 0.15 kg |
| Pressure Rating | 600 m |
| Housing Material | Acetal C |
| Electrical Interface | Subcon MCBH6M |
| Supply Voltage | 9–36 V DC |
| Power Consumption | <1 W @ 12 V |
| Operating Temperature | −2 to +40 °C |
| Storage Temperature | −40 to +70 °C |
| Output Options | RS232 (standard), 0–5 V analog (standard), RS422 or SDI-12 (optional) |
| Software | Windows-based GUI included |
| Brand | CTG |
|---|---|
| Origin | UK |
| Model | UviLux-RO |
| Instrument Type | Online |
| Measurement Principle | Ultraviolet-Induced Fluorescence Spectroscopy |
| Measurement Range | 0–300 µg/L |
| Detection Limit | 0.005 µg/L |
| Accuracy | ±0.005 ppm |
| Resolution | 0.005 ppm |
| Sampling Frequency | 10 Hz |
| Dimensions | Ø70 mm × 149 mm |
| Air Weight | 0.8 kg |
| In-Water Buoyant Weight | 0.15 kg |
| Pressure Rating | 600 m |
| Housing Material | Acetal C |
| Electrical Interface | Subcon MCBH6M |
| Power Input | 9–36 V DC |
| Power Consumption | <1 W @ 12 V |
| Operating Temperature | −2 to +40 °C |
| Storage Temperature | −40 to +70 °C |
| Digital Output | RS232 (RS422 & SDI-12 optional) |
| Analog Output | 0–5 V DC |
| Excitation Wavelength | UV (265 nm typical) |
| Emission Detection Band | Optimized for PAHs (e.g., naphthalene, phenanthrene, pyrene) |
| Brand | TriOS |
|---|---|
| Origin | Germany |
| Model | enviroFlu-BT |
| Instrument Type | Online |
| Measurement Principle | UV-Induced Fluorescence |
| Measurement Range | 0–1000 ppb and 0–10,000 ppb (switchable) |
| Detection Limit | 20 ppb |
| Accuracy | ±3% of reading |
| Resolution | 0.3 ppb |
| Measurement Frequency | Up to 1 Hz (1 measurement per second) |
| Response Time (T₁₀₀) | ≤10 s |
| Measurement Interval | ≤5 s |
| Excitation Wavelength | 254 nm (Xenon lamp + optical filter) |
| Emission Wavelength | 289 nm (Photodiode + optical filter) |
| Housing Material | Stainless Steel 1.4571 / 1.4404 or Titanium Grade 3.7035 |
| Dimensions (L × Ø) | 311 mm × 68 mm |
| Weight | ~2.7 kg (stainless steel), ~1.9 kg (titanium) |
| Digital Interface | RS-232 (TriOS protocol) |
| Analog Outputs | 4–20 mA and 0–5 V |
| Power Supply | 12–24 VDC (±10%) |
| Power Consumption | ≤3.5 W |
| Operating Pressure | SubConn connector: up to 30 bar |
| Fixed cable version | 3 bar |
| Flow cell variant | 1 bar |
| Flow Rate Compatibility | 0.1–10 m/s |
| Ingress Protection | IP68 |
| Operating Temperature (Sample) | +2 °C to +40 °C |
| Ambient Temperature Range | –5 °C to +55 °C (±3% accuracy maintained between 0–40 °C) |
| Storage Temperature | –20 °C to +80 °C |
| Optical Window | Nano-coated quartz for fouling resistance |
| Turbidity Compensation | Not implemented |
| Data Logging | Internal storage not included |
| Calibration Interval | 24 months under standard operating conditions |
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