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| Brand | 4DigitalBooks |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Authorized Distributor |
| Import Status | Imported |
| Model | FastOcean APD |
| Instrument Type | In Situ Algal Fluorometer |
| Measurement Principle | Fast Repetition Rate (FRR) Fluorescence |
| Excitation Wavelengths | 450 nm, 530 nm, 624 nm |
| Depth Rating | 600 m |
| Operating Voltage | 18–36 V DC |
| Power Consumption | 4.8 W (peak 5 W) |
| Battery Life | 6 hours continuous operation |
| Sampling Frequency | 10 Hz |
| Fluorescence Signal Range | Equivalent to Chl-a concentration 0.02–200 mg/m³ |
| LED Irradiance Units | photons·m⁻²·s⁻¹ × 10²² |
| Software Platform | FastPro8 v3.2+ |
| Compliance | CE, RoHS, IP68 submersible housing |
| Data Output | ASCII, CSV, NetCDF |
| Interface | RS-232/RS-485, optional Ethernet/WiFi module |