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Pyxis ST-765P CPVC oxidizer and pH sensorSERIES REFERENCE IMAGE
ST-765P / TBCCPVC oxidizer and pH sensor

Disinfection verification

PUBLISHED SPEC · VARIANT CONFIRMED AT QUOTATION

SERIES REFERENCE IMAGE · Exact model photography is confirmed at quotation.

ST-765P
CPVC oxidizer and pH sensor

Measures an oxidizer together with pH and temperature in clean-water applications. The CPVC series fits potable, secondary-supply, domestic and other clean-water systems using a flow reservoir.

MeasurementFree chlorine 0.00–5.00ppm; chlorine dioxide 0.00–5.00ppm; free chlorine plus sulfite 0–5ppm plus 0–100ppm; or ozone 0.00–2.00ppm, depending on variantAccuracy±0.01mg/L or 1% of value for oxidizer, with pH compensation up to pH 9.0pH0–14 range; ±0.01 precision
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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-765P / TBC
Measurement
Free chlorine 0.00–5.00ppm; chlorine dioxide 0.00–5.00ppm; free chlorine plus sulfite 0–5ppm plus 0–100ppm; or ozone 0.00–2.00ppm, depending on variant
Accuracy
±0.01mg/L or 1% of value for oxidizer, with pH compensation up to pH 9.0
pH
0–14 range; ±0.01 precision
Outputs
Dual isolated 4–20mA analog and isolated RS-485 Modbus
Power
22–26VDC; 2W consumption
Installation
FR-50 self-regulating flow reservoir; 200–400mL/min
Body material
CPVC plastic
Operating limits
7.25–30psi sample inlet; 4–40°C (40–140°F)
Selection note

Confirm the current model-specific revision, accessories 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.