电磁流量计
Technical Data
CompareLiquids
| Measuring Principle | Electromagnetic |
| Product headline | The flowmeter with outstanding abrasion resistance and integrated solids content diagnostics. Superb signal stability due to unique signal processing. Ideal for the most demanding applications with high solids content and high abrasion. |
| Sensor features | Maximum safety – industry-optimized measuring electrodes and linings. Energy‐saving flow measurement – no pressure loss due to cross section constriction. Maintenance‐free – no moving parts. Intensified coil system. Large range of liners. Solids content up to 80 % by weight. |
| Transmitter features | Highest performance – with integrated solids measurement for demanding fluids. Highest safety – integrated electrode cleaning. Automatic recovery of data for servicing. 4-line backlit display with touch control. Two switch outputs. HART, PROFIBUS PA/DP, FOUNDATION Fieldbus. |
| Nominal diameter range | DN 15...600 1/2"...24" |
| Wetted materials | Liner: Polyurethane, Hard rubber, PFA, PTFE, Natural rubber Electrodes: 1.4435/304L, Alloy C-22, Tantalum, Platinum, Duplex 1.4465, Tungsten carbide, Titanum |
| Measured variables | Volume flow, electrical conductivity, mass flow |
| Max. measurement error | Volume flow: ±0.5 % o.r.± 1 mm/s (0.04 in/s) Option: ±0.2 % o.r. ± 2 mm/s (0.08 in/s) |
| Measuring range | 0.06 dm3/min to 600 m3/h (0.015 gal/min to 2650 gal/min) |
| Max. process pressure | PN 40, Cl. 300, JIS 20 K |
| Medium temperature range | 0 to +60 °C (+32 to +140 °F), 0 to +80 °C (+32 to +176 °F), –20 to +50 °C (–4 to +122 °F), –20 to +180 °C (–4 to +356 °F), –20 to +150 °C (–4 to +266 °F) |
| Ambient temperature range | –40 to +60 °C (–40 to +140 °F) |
| Sensor housing material | Aluminum coated AlSi10Mg, carbon steel with protective varnish |
| Transmitter housing material | Powder-coated die-cast aluminum |
| Degree of protection | Standard: IP 67 (Type 4X enclosure) for transmitter and sensor Optional: IP 68 (Type 6P enclosure) for remote version of Promag S sensor |
| Display/Operation | Liquid-crystal display: illuminated, four lines with 16 characters per line Onsite operation with three optical sensor keys |
| Outputs | 4...20mA (active/passive) Pulse-/ Frequency output (active/passive) Two status outputs |
| Inputs | Status Current input |
| Digital communication | HART, PROFIBUS DP/PA, FOUNDATION Fieldbus |
| Power supply | AC 20 to 260 V DC 20 to 64 V |
| Hazardous area approvals | ATEX, FM, CSA, UK Ex |
| Product safety | CE, C-tick, EAC marking |
| Pressure approvals and certificates | CRN, PED |
| Material certificates | 3.1 material |
| Hygienic approvals and certificates | Drinking water approval:ACS, KTW-BWGL, NSF 61, WRAS BS 6920 |
The Promag 55S is designed for non-uniform, abrasive and corrosive fluids. The sensor uses an industry-optimized liner and is rugged, suitable for the most challenging environments and metering applications, such as wastewater treatment, pulp and paper, and primary raw materials and metallurgy. The Promag 55S is equipped with a high-performance transmitter that not only measures flow reliably but also calculates the solids content with low maintenance requirements.
Benefits:
Unique signal processing, outstanding signal stability
Highest safety factor - industry-optimized measuring electrodes and liner
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Energy-saving flow measurement - cross-section identical to the pipe, no pressure loss
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Best performance - for demanding fluids, with built-in solids content detection
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Highest safety level - integrated electrode cleaning
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Automatic data recovery for easy maintenance
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Maintenance-free - no moving parts
Application areas:
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Bidirectional measuring principle not limited by pressure, density, temperature or viscosity
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Ideal for measuring media with high solids content and high abrasiveness
Instrument features
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Reinforced coil system
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Wide range of optional liners
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Solids content up to 80 % by weight
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Four-line backlit display with touch control
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Two switch outputs
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HART, PROFIBUS PA/DP, FOUNDATION Fieldbus
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Source: public information from the Endress+Hauser website
Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · Electromagnetic Flow Meter Application Case
Project Background
Municipal Wastewater Treatment customers at the Wastewater Treatment Plant stage have long faced the challenge of insufficient accuracy in effluent quality monitoring and instruments prone to contamination causing data drift, affecting compliance discharge, placing higher demands on the stability and measurement accuracy of Electromagnetic Flow Meter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Electromagnetic Flow Meter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Municipal Wastewater Treatment conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Food & Beverage — Food Production Line · Electromagnetic Flow Meter Application Case
Project Background
Food & Beverage customers at the Food Production Line stage have long faced the challenge of high hygienic measurement requirements, with inline instruments needing to withstand CIP/SIP cleaning while maintaining stable accuracy, placing higher demands on the stability and measurement accuracy of Electromagnetic Flow Meter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Electromagnetic Flow Meter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Food & Beverage conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Chemical & Pharmaceutical — Reactors and Storage Tanks · Electromagnetic Flow Meter Application Case
Project Background
Chemical & Pharmaceutical customers at the Reactors and Storage Tanks stage have long faced the challenge of highly corrosive media and complex conditions, requiring corrosion-resistant and explosion-proof instruments, placing higher demands on the stability and measurement accuracy of Electromagnetic Flow Meter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Electromagnetic Flow Meter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Chemical & Pharmaceutical conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Power & Energy — Power Plant Boiler and Turbine · Electromagnetic Flow Meter Application Case
Project Background
Power & Energy customers at the Power Plant Boiler and Turbine stage have long faced the challenge of unstable measurement under high temperature and pressure, with high maintenance and downtime costs, placing higher demands on the stability and measurement accuracy of Electromagnetic Flow Meter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Electromagnetic Flow Meter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Power & Energy conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
