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OxyGold G Arc 120

Product catalog summary

Product Overview
OxyGold G Arc 120 is a polarographic dissolved oxygen (DO) sensor featuring Arc intelligent sensor technology for trace oxygen measurement in parts-per-billion (ppb).

Specifications

Sensor Family: OxyGold G
Parameter: DO (Electrochemical)
Sensor Output: Arc: Modbus, 4 to 20 mA
Length: 120 mm
Electrical Connector: VP8
Measurement Principle: Electrochemical reduction of oxygen
Measuring Range: 1 ppb to 40 ppm (DO) or 0.02 to 1000 mbar (pO₂)
Accuracy at 25°C: ± 2%
Drift at Room Temperature: < 1% per week
Sensor Cap: Delivered with Optiflow
Electrolyte: Oxylyte G
Oxygen Consumption: Approximately 100 ng/h in air at 25°C
Temperature Sensor: NTC 22 kOhm
Configurable Values: DO: mbar; %-sat; %-vol; µg/l; mg/l; ppb/ppm (gas); ppb/ppm (dissolved oxygen); Temperature: °C, °F, K
Diameter: 12 mm
Process Connection: PG13,5
Wetted Parts: Stainless Steel 1.4435, EPDM, Silicone (FDA 21 CFR 177.2600), VMQ
Surface Quality of Steel: Ra < 0.4 µm (N5)
Electrode System: Silver platinum combination
Analog Interface 1: 4 to 20 mA for DO, programmable
Analog Interface 2: 4 to 20 mA for Temperature, programmable
Analog Interface 1 and 2: Galvanically not isolated; pulse width modulation 3.5 kHz
Baud Rate: 4800, 9600, 19200, 38400, 57600, 115200 Bd
Polarization Voltage and Time: -670 ± 50 mV, ≥ 2 hours
Operating Voltage: 7 to 30 VDC max. 150 mW
Serial Number: Yes
Response Time t90%: 30 to 60 s at 25°C, from air to nitrogen
Certificate: Yes, with parameter settings and materials used
ATEX Approval: No
Autoclavable: Yes
CIP: Yes
Steam Sterilizable: Yes
Operating Temperature Range: Analog interface: 0 to 110°C; Digital interface: 0 to 130°C
Pressure Range: 0 to 12 bar
Max. CO₂ Partial Pressure: 0.01 bar
Required Flow: ≥ 0.1 m/s
Automatic Polarization: Yes, max. 2 hours stabilization time

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

Catalog excerpts

OxyGold G Arc 120 Specification Sheet (Part/REF # 243110) OxyGold G Arc polarographic DO sensors have Arc intelligent sensor technology along with parts-per-billion trace oxygen measurement. Product Specifications Sensor Family Sensor Output Electrical Connector Measurement Principle Electrochemical reduction of oxygen Measuring Range Drift at Room Temperature Delivered with Optiflow Oxygen Consumption Temperature Sensor Configurable Values DO: mbar; %-sat; %-vol; µg/l; mg/l; ppb/ppm (gas); ppb/ppm (dissolved oxygen); Temperature: °C, °F, K Process Connection Wetted Parts Stainless Steel 1.4435 EPDM (Ethylene propylene elastomer) Silicone - FDA 21 CFR 177.2600 VMQ (Silicone elastomer) See compliance details in Material Specification document Surface Quality of Steel Electrode system Silver platinum combination Galvanically not isolated; pulse width modulation 3.5 kHz Baud Rate Polarization Voltage and Time Operating Voltage Serial Number Yes, with parameter settings and mate

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ATEX Approval Steam Sterilizable Operating Temperature Range Analog interface: 0 to 110 °C; Digital interface: 0 to 130 °C Required Flow Automatic Polarization Yes, max. 2 hours stabilisation time Specifications are subject to change without notice https://www.hamiltoncompany.com/sensors/243110 Spec. Versio

Open the catalog to page 2

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