Endress+Hauser Liquisys CPM253-MR0105 pH/ORP Transmitter
- Product Name:Endress+Hauser Liquisys CPM253-MR0105 pH/ORP Transmitter
- Product Number:CPM253-MR0105
- Brand:Endress+Hauser
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Endress+Hauser Liquisys CPM253-MR0105 pH/ORP Transmitter
的详细介绍
Endress+Hauser Liquisys CPM253-MR0105
pH/ORP Transmitter


The Endress+Hauser CPM253-MR0105 is a compact, single-channel transmitter from the Liquisys M series, designed for reliable pH and ORP measurement in industrial environments. It supports both analog and digital Memosens sensors, providing enhanced diagnostics and plug-and-play functionality .
Order Code Breakdown: CPM253-MR0105
Based on the Liquisys CPM253 structure :
| Position | Code | Interpretation |
|---|---|---|
| Product | CPM253 | Liquisys M pH/ORP transmitter, field housing |
| Power Supply | M | 230 VAC, 50/60 Hz, 7.5 VA |
| Version | R | Memosens digital sensor input (pH/glass/ISFET/ORP), basic version |
| Output | 0105 | 1x 0/4-20 mA HART output, basic configuration |
Key Features & Benefits
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Dual Sensor Compatibility: Works with analog pH/ORP glass/ISFET sensors and digital Memosens sensors .
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Hot Plug & Play: Pre-calibrated Memosens sensors can be connected or replaced without powering down the transmitter .
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Enhanced Diagnostics: Continuous plausibility, process, and sensor checks ensure operational safety .
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Automatic Cleaning Control: Integrated Chemoclean function triggers cleaning cycles via alarms or limit switches .
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Easy Operation: Intuitive user interface with simple two-point calibration (CAL key) and multi-language display .
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Flexible Expansion: Hardware/software modules (relays, PID controller, timer) allow on-the-fly upgrades .
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Robust Enclosure: IP65 / NEMA 4X field housing provides protection against dust and water .
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Endress+Hauser |
| Measuring Principle | pH / ORP |
| Input | Single-channel transmitter |
| Sensor Compatibility | Analog glass/ISFET + Memosens digital sensors |
| Power Supply | 230 VAC, 50/60 Hz, 7.5 VA |
| Output / Communication | 0/4-20 mA HART, PROFIBUS (optional) |
| Housing Material | PC/ABS, IP65 / NEMA 4X |
| Dimensions (HxWxD) | 247 x 170 x 115 mm (9.63 x 6.63 x 4.48 in) |
| Operating Temperature | -10°C to +55°C (ambient) |
| Weight | Approx. 0.54 kg |
| Certifications | CSA General Purpose, CE |
Applications
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Water & Wastewater: Effluent monitoring, treatment plant control, neutralization
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Chemical Industry: Process pH monitoring in reactors and neutralization tanks
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Food & Beverage: Fermentation and CIP process monitoring
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Power & Energy: Cooling water and boiler feedwater pH control
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Industrial Processes: Plating (electroplating) and general water treatment
the Liquisys CPM253-MR0105
Endress+Hauser Liquisys CPM253-MR0105 | pH/ORP Transmitter | 230VAC
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Reduced Maintenance: Memosens technology eliminates corrosion issues and enables predictive maintenance .
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Easy Commissioning: Intuitive user interface with simple two-point calibration .
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Field-Proven Reliability: Compact, rugged design for non-hazardous area installations.
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Global Support: Backed by Endress+Hauser's worldwide service network.
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Flexible Integration: HART communication enables seamless connection to PLCs and DCS systems .
Endress+Hauser Liquisys CPM253-MR0105 pH/ORP transmitter. Single-channel, 230VAC, 4-20mA HART, IP65/NEMA 4X, Memosens compatible, for water/wastewater.