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OxyGold G 120

Product catalog summary

Product Overview: The OxyGold G is a traditional polarographic dissolved oxygen (DO) sensor designed for trace oxygen measurement in parts-per-billion with a nanoampere (nA) output signal. It is compatible with most transmitters and controllers available in the market.

Specifications:

Sensor Family: OxyGold G
Parameter: DO (Electrochemical)
Sensor Output: Traditional: nA
Length: 120 mm
Electrical Connector: VP6
Measurement Principle: Electrochemical reduction of oxygen
Measuring Range: 1 ppb to 40 ppm (DO) or 0.02 to 1000 mbar (pO₂)
Drift at Room Temperature: < 1% per week
Membrane Cap: Optiflow
Electrolyte: Oxylyte G
Oxygen Consumption: Approximately 100 ng/h in air at 25 °C
Temperature Sensor: NTC 22 kOhm
Current in Air at 25 °C: 180 to 500 nA
Diameter: 12 mm
Process Connection: PG13,5
Wetted Parts: Stainless Steel 1.4435, EPDM, VMQ, Silicone
Surface Quality of Steel: Ra < 0.4 µm (N5)
Electrode System: Silver platinum combination
Polarization Voltage and Time: -670 ± 50 mV, ≥ 2 hours
Serial Number: Yes
Response Time t90%: < 60 s at 25 °C
Certificate: Material and Performance Test Certificate
ATEX Approval: II 1/2 G Ex ia IIC T4/T5/T6 Ga/Gb; II 1/2 D ia IIIC T x °C Da/Db
IECEx Approval: II 1/2 G Ex ia IIC T4/T5/T6 Ga/Gb; II 1/2 D ia IIIC T x °C Da/Db
Autoclavable: Yes
CIP: Yes
Steam Sterilizable: Yes
Operating Temperature Range: 0 to 130 °C
Pressure Range: 0 to 12 bar
Max. CO₂ Partial Pressure: 0.01 bar
Required Flow: ≥ 0.1 m/s

Compliance and Certifications: The sensor complies with ATEX and IECEx standards, ensuring safety in explosive environments. It is also autoclavable, CIP, and steam sterilizable, making it suitable for various industrial applications.

Additional Information: Specifications are subject to change without notice. For more details, visit the Hamilton Company website.

Catalog excerpts

OxyGold G 120 Specification Sheet (Part/REF # 237395) OxyGold G traditional polarographic DO sensors offer parts-per-billion trace oxygen measurement with a nA output signal compatible with most transmitters and controllers on the market. Product Specifications Sensor Family Sensor Output Electrical Connector Measurement Principle Electrochemical reduction of oxygen Measuring Range Drift at Room Temperature Oxygen Consumption Temperature Sensor Process Connection Wetted Parts Stainless Steel 1.4435 EPDM (Ethylene propylene elastomer) VMQ (Silicone elastomer) Silicone See compliance details in Material Specification document Surface Quality of Steel Electrode system Silver platinum combination Polarization Voltage and Time Serial Number Material and Performance Test Certificate ATEX Approval II 1/2 G Ex ia IIC T4/T5/T6 Ga/Gb; II 1/2 D ia IIIC T x °C Da/Db IECEx Approval II 1/2 G Ex ia IIC T4/T5/T6 Ga/Gb; II 1/2 D ia IIIC T x °C Da/Db Steam Steriliza

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Operating Temperature Range Required Flow Specifications are subject to change without notice https://www.hamiltoncompany.com/sensors/237395 Spec. Version

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