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Pyxis ST-525 inline fluorescein sensorPRODUCT IMAGE
ST-525 / 50665Inline fluorescein sensor

Cooling & process water

PUBLISHED SPEC · VARIANT CONFIRMED AT QUOTATION

ST-525
Inline fluorescein sensor

Measures fluorescein directly for industrial boiler and process-water treatment. Cleanliness diagnostics and configurable output span support routine monitoring and control.

MeasurementFluorescein · 0–60 ppbResolution±0.2 ppbOutputsIsolated 4–20 mA analog and isolated RS-485 digital · 7-pin
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Application fit

What to check before quotation.

Use the specifications below to assess whether this model fits your application. HXST will confirm the exact variant, accessories and installation context at quotation.

Technical data

Specifications

ST-525 / 50665
Measurement
Fluorescein · 0–60 ppb
Resolution
±0.2 ppb
Outputs
Isolated 4–20 mA analog and isolated RS-485 digital · 7-pin
Power
22–26 VDC · 1 W
Installation
ST-001 inline tee provided · 3/4 inch FNPT
Wetted material and rating
UPVC · IP67 dustproof and waterproof
Operating limits
Up to 100 psi (6.9 bar) · 4–49 °C (40–120 °F)
Selection note

Confirm the current model-specific revision, calibration requirements and operating envelope before quotation.

Configuration & support

What to discuss with HXST

Application

Share the water or sample context, target measurements and intended use.

Configuration

Share the installation point, outputs, controller or field workflow requirements.

Support

Discuss accessories, operating conditions and guidance needed for the quotation.