Pyxis
Pyxis
Pyxis ST-588SS | High Pressure Fluorescent Polymer + PTSA Inline Sensor
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Description:
The Pyxis ST-588 inline fluorometer sensor simultaneously measures the concentration of PTSA and Fluo-rescent Polymer in water. It can be simply inserted to the compression fitting port of a custom-made tee.The standard ST-001 installation tee provided with each ST-588 sensor, has two ¾ inch female NPT ports andcan be placed to an existing ¾ inch sample water line. Pyxis Lab also offers 2" and 3" Tee formats for largerflow installations. The 4–20mA current output of the ST-588 sensor can be connected to any controllerthat accepts an isolated or non-isolated 4–20mA input. The ST-588 sensor is a smart device. In additionto measuring PTSA and Fluorescent Polymer, the ST-588 sensor has extra photo-electric components thatmonitor the color and turbidity of the sample water. This extra feature allows automatic color and turbiditycompensation to eliminate interference commonly associated with real-world waters.The Pyxis ST-588 sensor has a short fluidic channel and can be easily cleaned. The fluidic and optical ar-rangement of the ST-588 sensor is designed to overcome shortcomings associated with other fluorometersthat have a distal sensor surface or a long, narrow fluidic cell. Traditional inline fluorometers are susceptibleto color and turbidity interference and fouling and are difficult to properly clean.
Features:
The ST-588 measures PTSA and Fluorescent Polymer in a water sample and includes the following features:
- Easy calibration with using uPyxis® Mobile or Desktop App.
- Automatic compensation for turbidity up to 150 NTU and color created by up to 10 ppm iron or
- equivalent to 10 ppm humic acid.
- Diagnostic information (sensor fouling, color or turbidity over range, failure modes) are available in
- uPyxis® App or via Modbus RTU.
- Easy to remove from the system for cleaning and calibration without the need for any tools.
Specifications:
Specification | ST-588SS |
Part Number (P/N) | 50693 |
Fluorescent Polymer Range | † 0.0–20.0 ppm |
Fluorescent Polymer Accuracy | ±0.1 ppm |
PTSA Range | 0.0–200.0 ppb |
PTSA Accuracy | ±1 ppb |
Excitation Wavelength | 410 nm (Fluorescent Polymer) 365 nm (PTSA) |
Emission Wavelength | 450 nm (Fluorescent Polymer) 410 nm (PTSA) |
Wavelength Accuracy | ±1 nm |
Calibration | Two-point calibration against standard solution |
Outputs | 2x 4–20mA Analog Output, RS-485 Digital Output with Modbus protocol |
Installation | 3/4” FNPT threaded ports |
Cable Length | 5 ft with IP67 connectors & 1.5 ft flying lead with IP67 adapter |
Power Supply | 22–26 VDC, 1.8 W |
Dimension | (L × Dia) ‡ 6.8 × 1.44 inch (172.7 × 36.6 mm) |
Weight | 0.37 lbs (170 g) 2.5 lbs (1148 g) |
Material | 304 Stainless Steel |
Operational Temperature | 40–104 °F (4–40 °C) |
Storage Temperature | 20–140 °F (-7–60 °C) |
Pressure | Up to 290 psi (2.0 MPa) |
Enclosure Rating | IP67 |
Regulation | CE |