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Pyxis ST-772T inline dissolved oxygen sensorSERIES REFERENCE IMAGE
ST-772T / 53719Inline dissolved oxygen sensor

Core water quality

PUBLISHED SPEC · VARIANT CONFIRMED AT QUOTATION

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

ST-772T
Inline dissolved oxygen sensor

Measures dissolved oxygen from 0.004 to 20mg/L for continuous process, wastewater and water-treatment monitoring. The stainless steel variant is configured for bypass or inline pipe-tee installation.

Measurement0.004–20mg/L dissolved oxygen; 0–200% saturation; or 0–500mbar PO₂Accuracy±0.1mg/L or ±1%, whichever is greaterOutputsTwo isolated 4–20mA analog outputs and isolated RS-485 Modbus
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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-772T / 53719
Measurement
0.004–20mg/L dissolved oxygen; 0–200% saturation; or 0–500mbar PO₂
Accuracy
±0.1mg/L or ±1%, whichever is greater
Outputs
Two isolated 4–20mA analog outputs and isolated RS-485 Modbus
Power
22–26VDC; 0.6W consumption
Installation
Bypass or inline installation
Body and wetted material
304 stainless steel body; 304 stainless steel and polycarbonate wetted materials
Operating limits
145psi working pressure; 0–45°C (32–113°F)
Rating
IP-67/IP-68; USEPA 40CFR Part 136.3
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.