Hanna HI1291D Gel filled PEI body pH electrode
The Hanna HI1291D Gel filled PEI body pH electrode is a durable, general-purpose pH electrode featuring a gel-filled reference system, built-in temperature sensor, and PEI (Polyetherimide) body. Engineered for reliability and ease of use, this electrode is ideal for routine pH testing in laboratories, education, and field environments.
Key Features
All-in-One Measurement: Includes an integrated temperature sensor for automatic temperature compensation (ATC), ensuring accurate pH readings.
Durable PEI Body: Resistant to most chemicals and mechanically robust, suitable for a wide variety of applications.
Maintenance-Free Gel Electrolyte: No refilling required, making it convenient and low-maintenance.
Spherical Glass Tip (5.0 mm): Provides precise pH readings with quick response times, even in small sample volumes.
Amplified Signal: Built-in amplifier ensures stable and interference-free signal transmission.
DIN Connector: Compatible with Hanna meters that support DIN input, with 1-meter coaxial cable for flexible use.
Technical Specifications
| Parameter | Details |
|---|---|
| Electrode Type | pH Electrode |
| Measurement Range | pH 0 to 13 |
| Junction Type | Ceramic, single |
| Electrolyte Type | Gel |
| Body Material | PEI (Polyetherimide) |
| Tip Shape | Spherical (diameter: 5.0 mm) |
| Maximum Pressure | 2 bar |
| Operating Temperature Range | 0 to 70°C (General Purpose) |
| Temperature Sensor | Yes |
| Cable Type | Coaxial; 1 meter |
| Connector Type | DIN |
| Amplifier | Yes |
Applications
Educational and Research Labs: Designed for consistent performance in academic and research settings.
General Purpose pH Testing: Suitable for water testing, food & beverage, environmental monitoring, and field use.
Portable Meter Compatibility: Pairs well with Hanna portable meters using DIN connectors, enabling reliable pH and temperature measurements on-the-go.
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