Technical Data
ComparepH
| Measuring Principle | |
| Application | Hygienic and sterile applications, food industry, pharmaceutical industry, biotechnology |
| Characteristic | Sterilizable and autoclavable ISFET sensor for the pH measurement Analog or digital sensors with Memosens technology |
| Measuring range | pH 0 to 14 |
| Measuring principle | Ceramic diaphragm, double chamber reference, double gel |
| Design | All shaft lengths with temperature sensor Advanced gel technology |
| Material | PEEK, Ceramics und EPDM |
| Dimension | Diameter: 12 mm (0.47 inch) Shaft lengths: 120, 225, 360 and 425 mm (4.72, 8.86, 14.2 and 16.7 inch) |
| Process temperature | –15 to 135 °C (5 to 275 °F) |
| Process pressure | Max. 10 bar at 100 °C (Max. 145 psi at 212 °F) |
| Temperature sensor | Pt1000 |
| Ex certification | ATEX, FM, CSA |
| Connection | Contactless, inductive, digital connection head with Memosens technology |
| Ingress protection | IP68 |
Field of application
Ceragel CPS71D is the digital specialist for demanding processes and hygienic applications. Its contamination-resistant gel guarantees stable measurement even in flowing media or low conductivity. The sensor measures reliably at high temperatures and is non-toxic assuring highest safety. Ceragel CPS71D is not the latest Memosens generation. To get information on the new Memosens sensors with extended functionality, click CPS71E for chemical applications and CPS61E for hygienic applications.
Process technology and monitoring of processes with:
- Quickly changing pH values
- High proportion of electrode poisons such as H2S
Chemical industry
Hygienic and sterile applications:
- Fermenters
- Biotechnology
- Life sciences
With ATEX, FM, and CSA approval for application in hazardous areas
Benefits
Sensor resists strong acids and bases and high organic loads
Suitable for CIP/SIP and autoclaving maintaining high accuracy
Free from animal-based materials and from acrylamide
Maximum process safety through non-contact inductive signal transmission
Enables predictive maintenance due to storage of sensor and process-specific data
Reduced operating costs thanks to minimized process downtime and extended sensor lifetime
pH：
| Measuring Principle | Potentiometric | |
| Application | Aggressive chemical and hygienic applications, process | |
| Characteristic | Analog, digital pH single-rod measuring cells For chemical process, hygienic and sterile applications with an ion trap for poison-resistant reference |
|
| Measuring range | pH 0 to 14 | |
| Measuring principle | Ceramic diaphragm, ion-trap | |
| Design | All shaft lengths with temperature sensor Advanced gel technology Digital electrode with Memosens technology |
|
| Material | Glass and ceramic | |
| Dimension | Diameter: 12 mm (0.47 inch) Shaft lengths: 120, 225, 360 and 425 mm (4.72, 8.86, 14.2 and 16.7 inch) |
|
| Process temperature | 0 to 140 °C (32 to 284 °F) | |
| Process pressure | 1 to 14 bar (15 to 203 psi) | |
| Temperature sensor | NTC 30k | |
| Ex certification | ATEX, FM, CSA | |
| Connection | Inductive, digital connection head with Memosens technology | |
| Ingress protection | IP68 | |
| Additional certifications | 3A, biocompatibility | |
Related Models
| Model | Name |
|---|---|
| CPS471D-7211 | pH电极 |
| CPS471D-721G | pH电极 |
| CPS471D-741G | 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。
