The Liquiline CM14 is a basic transmitter that covers all requirements of standard measurement. Based on Memosens digital technology, it is installed in a control cabinet and is easy to commission. Memosens plug-and-play technology allows users to quickly install and configure digital pH/ORP, conductivity and dissolved oxygen sensors. The Liquiline CM14 has a compact structure, simple operation and high cost efficiency.
Benefits
Space- and cost-saving: cost-effective and compact
Simple operation: precalibrated Memosens sensors for plug and play
Reliable and safe measurement: Memosens technology provides digital signal transmission and a sensor check system
Application areas
The Liquiline CM14 panel-mounted transmitter is suitable for all non-hazardous areas, including the following industries and their utilities:
Food & Beverage
Power & Energy
Water & Wastewater
The Liquiline CM14 is compatible with the following protocols and interfaces:
0/4...20 mA
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Technical information
Technical data
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Measuring principle video
Source: public information from the Endress+Hauser website
Technical Data
CompareConductivity
| Measuring Principle | Conductive |
| Application | Water, waste water |
| Characteristic | 4-wire transmitter with a two-line display |
| Measuring principle | conductivity transmitter for digital Memosens sensors. |
| Design | panel housing (48x96 mm) |
| Material | panel housing, polycarbonate front membrane polyester |
| Dimension | 48 mm x 96 mm x 152 mm(built in depth) 3.74x3.74x5.98 inch (built in depth) |
| Temperature sensor | Display and current output |
| Ex certification | no |
| Ingress protection | Front IP65 , NEMA 4X, Body IP20 |
| Input | One-channel-transmitter |
| Output / communication | 2 x 0/4 to 20 mA 2 x Relay |
| Certificates, declarations and approvals | CE |
ORP / Redox
| Measuring Principle | Sensor ORP / Redox |
| Application | Water, waste water |
| Characteristic | 4-wire transmitter with a two-line display |
| Measuring principle | pH/ORP transmitter for digital Memosens sensors. |
| Design | panel housing (48x96 mm) |
| Material | panel housing, polycarbonate front membrane polyester |
| Dimension | 48 mm x 96 mm x 152 mm(built in depth) 3.74x3.74x5.98 inch (built in depth) |
| Temperature sensor | Display and current output |
| Ex certification | no |
| Ingress protection | Front IP65 , NEMA 4X, Body IP20 |
| Input | One-channel-transmitter |
| Output / communication | 2 x 0/4 to 20 mA 2 x Relay |
| Certificates, declarations and approvals | CE |
Oxygen
| Measuring Principle | Amperometric oxygen measurement |
| Application | Water, waste water |
| Characteristic | 4-wire transmitter with a two-line display |
| Measuring principle | disolved oxygen transmitter for digital Memosens sensors. |
| Design | panel housing (48x96 mm) |
| Material | panel housing, polycarbonate front membrane polyester |
| Dimension | 48 mm x 96 mm x 152 mm(built in depth) 3.74x3.74x5.98 inch (built in depth) |
| Temperature sensor | Display and current output |
| Input | One-channel-transmitter |
| Output / communication | 2 x 0/4 to 20 mA 2 x Relay |
| Certificates, declarations and approvals | CE |
pH
| Measuring Principle | Potentiometric |
| Application | Water, waste water |
| Characteristic | 4-wire transmitter with a two-line display |
| Measuring principle | pH/ORP transmitter for digital Memosens sensors. |
| Design | panel housing (48x96 mm) |
| Material | panel housing, polycarbonate front membrane polyester |
| Dimension | 48 mm x 96 mm x 152 mm(built in depth) 3.74x3.74x5.98 inch (built in depth) |
| Temperature sensor | Display and current output |
| Ex certification | no |
| Ingress protection | Front IP65 , NEMA 4X, Body IP20 |
| Input | One-channel-transmitter |
| Output / communication | 2 x 0/4 to 20 mA 2 x Relay |
| Certificates, declarations and approvals | CE |
Case Studies
市政污水处理污水处理厂 · 多参数应用案例
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，对多参数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多参数，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 · 多参数应用案例
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，对多参数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多参数，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 · 多参数应用案例
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，对多参数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多参数，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 · 多参数应用案例
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，对多参数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多参数，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。
