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Pyxis ST-500SS inline PTSA sensorPRODUCT IMAGE
ST-500SS / 50700Inline PTSA sensor

Cooling & process water

PUBLISHED SPEC · VARIANT CONFIRMED AT QUOTATION

ST-500SS
Inline PTSA sensor

Measures PTSA continuously at an expanded range for high-pressure cooling-water applications. Its stainless-steel body and optical colour/turbidity compensation support reliable treatment monitoring.

MeasurementPTSA · 0–300 ppb maximum rangeAccuracy±1 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-500SS / 50700
Measurement
PTSA · 0–300 ppb maximum range
Accuracy
±1 ppb
Outputs
Isolated 4–20 mA analog and isolated RS-485 digital · 7-pin
Power
22–26 VDC · 1 W
Installation
3/4 inch FNPT threading · ST-001 tee assembly provided
Wetted material and rating
304 stainless steel · IP67 dustproof and waterproof
Operating limits
Up to 290 psi (20 bar) · 4–49 °C (40–120 °F)
Selection note

Confirm the current model-specific revision, tee configuration and high-pressure 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.