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VisiFerm mA 325 H3

Product catalog summary

Product Overview
The VisiFerm mA 325 H3 is designed for GMP production environments and explosive-rated areas, offering less frequent calibration and longer lifetime. It operates on a 2-wire 4-20mA/HART system.

Specifications

Sensor Family: VisiFerm mA
Length: 325 mm
Electrical Connector: M12
Measurement Principle: Oxygen-dependent luminescence quenching with temperature compensation
Measuring Range: 4 ppb to 25 ppm (DO), 0 to 62.85 %-vol, or 0 to 300 %-sat
Accuracy at 25°C: 1 ± 0.05 %-vol; 21 ± 0.2 %-vol; 50 ± 0.5 %-vol
Drift at Room Temperature: < 1 % per week
Sensor Cap: ODO Cap H3
Electrolyte: None
Oxygen Consumption: None
Temperature Sensor: NTC 22 kOhm
Configurable Values: DO in various units; Temperature in °C
Diameter: 12 mm
Process Connection: PG13,5
Wetted Parts: Stainless Steel 1.4435, EPDM, VMQ
Surface Quality of Steel: Ra < 0.4 µm (N5)
4 to 20 mA Current Range: 3.5 to 22 mA
Analog Interface: Two-wire sink 4 to 20 mA for DO, programmable
4 to 20 mA Accuracy: < 0.3 % current value + 0.05 mA
Transmitting Power: Max. 4 dBm
Digital Interface: Bluetooth 5.0, HART Version 7.0
Operating Voltage: 18 to 30 VDC
Serial Number: Yes
Response Time: t98% < 30 s at 25°C
Certificate: Yes, with measured current in air
ATEX Approval: II 1 G Ex ia IIC T3/T4/T5/T6 Ga; II 1 D Ex ia IIIC T135°C Da
IECEx Approval: II 1 G Ex ia IIC T3/T4/T5/T6 Ga; II 1 D Ex ia IIIC T135°C Da
Autoclavable: Yes
CIP: Yes
Steam Sterilizable: Yes, max. Temperature 140°C
Operating Temperature Range: -20 to 140°C; no DO reading above 85°C
Pressure Range: -1 to 12 bar
Protection Rating: IP 68
Required Flow: None

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

Catalog excerpts

VisiFerm mA 325 H3 Specification Sheet (Part/REF # 10070760-1411) Product Specifications Sensor Family VisiFerm mA Electrical Connector M12 Measurement Principle Oxygen dependent luminescence quenching, temperature compensation Drift at Room Temperature < 1 % per week Electrolyte None Oxygen Consumption None Temperature Sensor NTC 22 kOhm Configurable Values DO: mbar; %-sat; %-vol; pg/l; mg/l; ppb/ppm (gas); ppb/ppm (dissolved oxygen); Temperature: °C Process Connection PG13,5 Wetted Parts Stainless Steel 1.4435 EPDM (Ethylene propylene elastomer) VMQ (Silicone elastomer) See compliance details in Material Specification document Surface Quality of Steel Ra < 0.4 pm (N5) Analog Interface 1 Two wire sink 4 to 20 mA for DO, programmable 4 to 20 mA Accuracy < 0.3 % current value + 0.05 mA Digital Interface Bluetooth 5.0 Certificate Yes, with measured current in air ATEX Approval ll 1 G Ex ia llC T3/T4/T5/T6 Ga; II 1 D Ex ia IIIC T135°C Da lECEx Approval ll 1 G Ex ia llC T3/T4/T5/T6 Ga; II 1 D Ex ia IIIC T135°C Da

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Steam Sterilizable Yes, max. Temperature 140 °C Operating Temperature Range -20 to 140 °C; the sensor provides no DO reading above 85 °C Required Flow None Specifications are subject to change without notice Spec. Version E

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VisiFerm mA 325 H3

VisiFerm mA 325 H3

Catalog excerpts

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