Hanna HI72911B Titanium Body pH Electrode
The Hanna HI72911B Titanium Body pH Electrode is a rugged and high-precision pH electrode built specifically for boiler systems and cooling towers, where exposure to chemicals, high temperatures, and demanding conditions is routine. Featuring a titanium body, this electrode is exceptionally resistant to corrosion and physical wear, making it well-suited for continuous industrial use.
While it does not include an amplifier or digital interface, the electrode offers reliable analog performance with a BNC and phono connector, ensuring easy integration with a variety of instruments.
Key Features
Durable Titanium Body: Offers excellent chemical resistance and structural integrity in aggressive environments such as industrial water systems.
Flat Tip Design: Ideal for minimizing buildup and fouling, particularly in high-solid or scaling-prone water samples.
PTFE Junction with Polymer Electrolyte: Supports clog-resistant performance while extending electrode life in chemically treated water.
Integrated Temperature Sensor: Enables automatic temperature compensation for more accurate pH readings under fluctuating thermal conditions.
Wide Measurement Range and Operating Conditions: Suitable for pH levels from 0 to 12 and temperatures up to 80°C, making it adaptable to a variety of field and process conditions.
Technical Specifications
| Parameter | Details |
|---|---|
| Model | HI72911B |
| Body Material | Titanium |
| Reference Type | Double, Ag/AgCl |
| Junction Type | PTFE |
| Electrolyte | Polymer |
| pH Range | 0 to 12 |
| Max Pressure | 3.0 bar |
| Tip Shape | Flat |
| Body Diameter | 14 mm |
| Body Length / Overall Length | 110 mm / 150.5 mm |
| Temperature Operating Range | 0 to 80°C (32 to 176°F) – General Purpose |
| Temperature Sensor | Yes |
| Amplifier / Digital | No / No |
| Matching Pin | No |
| Cable | 7-pole; 1 m (3.3 ft) |
| Connection Type | BNC + phono |
Applications
Boilers: Monitors pH in high-temperature and pressurized environments to prevent scale buildup and corrosion.
Cooling Towers: Ensures chemical balance for water treatment, biological control, and system efficiency.
Industrial Water Systems: Provides consistent and accurate pH readings in chemically treated or recirculated water.
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