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Pyxis ST-712 inline pH and ORP sensorSERIES REFERENCE IMAGE
ST-712 / 53003Inline pH + ORP sensor

Core water quality

PUBLISHED SPEC · VARIANT CONFIRMED AT QUOTATION

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

ST-712
Inline pH + ORP sensor

Combined inline pH and oxidation-reduction potential measurement for process, industrial, wastewater and cooling-water applications. Dual measurement signals are delivered through the embedded transmitter for direct control-system integration.

MeasurementpH 0–14 with ATC · ±0.01 pH unit precision; ORP ±1,500 mV · ±1.0 mV precisionResponse time95% within 5 secondsOutputsIsolated 4–20 mA · isolated RS-485 Modbus
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Application fit

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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-712 / 53003
Measurement
pH 0–14 with ATC · ±0.01 pH unit precision; ORP ±1,500 mV · ±1.0 mV precision
Response time
95% within 5 seconds
Outputs
Isolated 4–20 mA · isolated RS-485 Modbus
Power
12–36 V DC · approximately 1 W
Installation
ST-001 standard 3/4-inch NPT tee assembly · MA-102S submersion adapter
Operating limits
Up to 0.7 MPa (100 psi) · 4–49 °C (40–120 °F)
Housing and rating
CPVC · IP67
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.