E+H 53H Electromagnetic Flow Meter
The 53H sensor is widely used in the highest demanding food, beverage, and life sciences industries.
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E+H flow meter
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Detailed introduction

The 53H sensor is widely used in the food, beverage, and life sciences industries with the highest requirements. Combined with the Promag 53 transmitter's touch control, 4-line backlit text display, and advanced software features such as filling, electrode cleaning, or advanced device fault diagnosis, the Promag 53H provides the most precise measurements for the most complex and demanding operational tasks. The Promag 53H is available in both integrated and separate versions.
Here are the key features of the Endress+Hauser Promag 53H Electromagnetic Flow Meter, tailored for hygienic and demanding process applications:
Hygienic Design: PFA liner and stainless steel housing meet 3-A, EHEDG, FDA, and USP Class VI standards—ideal for food, beverage, and life sciences.
Touch-Control Display: 4-line backlit display with intuitive touch operation, even with gloves.
Advanced Communication: Supports HART, PROFIBUS PA/DP, Modbus RS485, FOUNDATION Fieldbus, and EtherNet/IP for seamless integration.
Software Options: Built-in functions for filling/dosing, electrode cleaning, pulsating flow compensation, and advanced diagnostics.
No Pressure Loss: Non-intrusive design with no moving parts ensures maintenance-free operation and energy efficiency.
Flexible Installation: Available in compact or remote versions with multiple hygienic process connections.
Bidirectional Measurement: Accurate flow measurement in both directions with automatic data recovery for servicing.
| Parameter | Specification |
|---|---|
| Measuring Principle | Electromagnetic |
| Nominal Diameter | DN 2 to DN 100 (1/12" to 4") |
| Liner Material | PFA (suitable for CIP/SIP and hygienic applications) |
| Electrode Material | Alloy C22, Platinum, Tantalum, Titanium |
| Process Connections | Clamp, threaded, aseptic (DIN 11864-1/-3), Tri-Clamp, Varivent |
| Accuracy | ±0.2% of reading ±1 mm/s |
| Repeatability | ±0.1% of reading |
| Measuring Range | 0 to 10 m/s (bidirectional) |
| Ambient Temperature | –20 to +60 °C |
| Process Temperature | –20 to +150 °C (depending on connection and liner) |
| Process Pressure | Up to 16 bar (232 psi) |
| Protection Class | IP66/67, NEMA 4X |
| Output Signals | 4–20 mA, pulse/frequency, status, HART, PROFIBUS PA/DP, Modbus, FF, EtherNet/IP |
| Display | 4-line backlit display with touch control |
| Power Supply | 85–260 V AC or 20–55 V DC |
| Certifications | 3-A, EHEDG, FDA, USP Class VI, ATEX, IECEx |
Frequently Asked Questions – Promag 53H
1. What industries is the Promag 53H designed for?
It’s tailored for hygienic applications in the food & beverage, life sciences, and pharmaceutical industries, where cleanability and compliance with sanitary standards are critical.
2. What makes the Promag 53H hygienic?
It features a PFA liner, stainless steel housing, and aseptic process connections. It complies with 3-A, EHEDG, FDA, and USP Class VI standards.
3. Can it handle CIP/SIP processes?
Yes, the materials and design are fully compatible with Cleaning-in-Place (CIP) and Sterilization-in-Place (SIP) procedures.
4. What communication protocols are supported?
It supports HART, PROFIBUS PA/DP, Modbus RS485, FOUNDATION Fieldbus, and EtherNet/IP, making it highly versatile for integration.
5. Is the Promag 53H available in different configurations?
Yes, it comes in both compact and remote versions, allowing flexible installation based on space and accessibility.
6. What is the accuracy of the Promag 53H?
It offers ±0.2% of reading ±1 mm/s, with ±0.1% repeatability, ensuring precise flow measurement even in demanding conditions.
7. Does it support bidirectional flow measurement?
Absolutely. It can measure flow in both directions, which is useful for applications with reverse flow scenarios.
8. What diagnostic features are included?
It includes advanced diagnostics, electrode cleaning, filling/dosing functions, and pulsating flow compensation for process stability.
9. What is the maximum process temperature and pressure?
It can handle up to 150 °C and 16 bar, depending on the process connection and liner.
10. Is the display user-friendly?
Yes, it features a 4-line backlit display with touch control, operable even with gloves.
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