Technical Data
ComparepH
| Measuring Principle | Potentiometric |
| Application | Water, waste water, process, galvanic |
| Characteristic | Resistent against electrolyte poisoning and dirt repellent gel-electrode including process connection NPT 3/4". Optional with amplifier. |
| Measuring range | pH 0-14 |
| Measuring principle | Gel-compact electrode with double chamber reference system, kalium nitrate bridge electrolyte and PTFE-diaphragm. |
| Design | Compact electrode in PPS housing with NPT3/4" process connection. |
| Material | PPS / glass / PTFE |
| Dimension | Length: 120´mm (4.68 inch) |
| Process temperature | -10°C - 110°C (14°F - 230°F) |
| Process pressure | max. 10 bar (145 psi) |
| Temperature sensor | Optional with integrated Pt100. |
| Ex certification | ATEX FM |
| Connection | TOP68 connection head or fixed cable |
| Ingress protection | IP68 |
The Orbipac CPF81 is an analog electrode and a simple solution for measurement under harsh conditions. It provides reliable, high-precision measurement even in fibrous media and at high flow rates. The built-in assembly saves space and time when installing the electrode for flow or immersion installation.
Benefits
Suitable for flow-through and immersion installation
Long-term stability: second electrolyte bridge for better protection against electrode poisoning, e.g. S2- or CN- ions
Rugged polymer housing protects against mechanical damage
Flat diaphragm suitable for applications with high flow rates, fibrous media and mining
Application areas
The Orbipac CPF81 is a robust pH electrode for measurement in mining processes and water & wastewater treatment, and can monitor:
Flotation
Leaching
Neutralization
Inlet and outlet
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Measuring principle video
Source: public information from the Endress+Hauser website
Related Models
| Model | Name |
|---|---|
| CPF81-LH11A2 | pH电极 |
| CPF81-LH11A3 | pH电极 |
| CPF81-LH11A4 | pH电极 |
| CPF81-LH11C2 | pH电极 |
| CPF81-LH11C3 | pH电极 |
| CPF81-LH11C4 | pH电极 |
| CPF81-LH21D4 | pH电极 |
| CPF81-NN11A2 | pH电极 |
| CPF81-NN11A3 | pH电极 |
| CPF81-NN11A4 | pH电极 |
| CPF81-NN11C4 | pH电极 |
Case Studies
市政污水处理污水处理厂 · PH应用案例
项目背景
市政污水处理客户在污水处理厂环节，长期面临「出水水质监测精度不足、仪表易受污染导致数据漂移，影响达标排放」的困扰，对PH的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的PH，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应市政污水处理复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
食品饮料食品生产线 · PH应用案例
项目背景
食品饮料客户在食品生产线环节，长期面临「卫生级测量要求高，在线仪表需耐 CIP/SIP 清洗且精度稳定」的困扰，对PH的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的PH，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应食品饮料复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
化工制药反应釜与储罐 · PH应用案例
项目背景
化工制药客户在反应釜与储罐环节，长期面临「介质腐蚀性强、工况复杂，仪表需耐腐蚀且防爆」的困扰，对PH的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的PH，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应化工制药复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
电力能源电厂锅炉与汽机 · PH应用案例
项目背景
电力能源客户在电厂锅炉与汽机环节，长期面临「高温高压工况下测量不稳定，维护停机成本高」的困扰，对PH的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的PH，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应电力能源复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
