Proline Promag H 300 Electromagnetic Flowmeter
Brand: Endress+HauserProline Promag H 300 Electromagnetic Flowmeter
Brand: Endress+Hauser

Promag H is the preferred sensor for hygienic applications with highest requirements in the food and beverage and life sciences industries. With its compact transmitter Promag H 300 offers a high flexibility in terms of operation and system integration: access from one side, remote display and improved connectivity options. Heartbeat Technology enables compliance and process safety at all times.
- The bidirectional measuring principle is virtually independent of pressure, density, temperature and viscosity
- Dedicated to demanding applications in the food and beverage as well as in life sciences industries
Device properties
- Liner made of PFA
- Sensor housing made of stainless steel (3A, EHEDG)
- Wetted materials CIP, SIP cleanable
- Compact hygienic dual-compartment housing with IP69 and up to 3 I/Os
- Backlit display with touch control and WLAN access
- Remote display available
- Flexible installation concept – numerous hygienic process connections
- Energy-saving flow measurement – no pressure loss due to cross-section constriction
- Maintenance-free – no moving parts
- Full access to process and diagnostic information – numerous, freely combinable I/Os and Ethernet
- Reduced complexity and variety – freely configurable I/O functionality
- Integrated verification – Heartbeat Technology
Specifications
Brand
Measuring Principle
- Electromagnetic
Product Headline
- Specialist for hygienic applications with a compact, easily accessible transmitter
- Dedicated to demanding applications in the food and beverage as well as in life sciences industries
Sensor Features
- Flexible installation concept – numerous hygienic process connections
- Energy‐saving flow measurement – no pressure loss due to cross section constriction
- Maintenance‐free – no moving parts
- Liner made of PFA. Sensor housing made of stainless steel (3-A, EHEDG)
Transmitter Features
- Full access to process and diagnostic information – numerous, freely combinable I/Os and fieldbuses
- Reduced complexity and variety – freely configurable I/O functionality
- Integrated verification – Heartbeat Technology
- Wetted materials CIP, SIP cleanable. Compact hygienic dual-compartment housing with IP69 and up to 3 I/Os. Backlit display with touch control and WLAN access
Nominal Diameter Range
- DN 2 to 150 (1/12 to 6")
Wetted Materials
- Liner: PFA
- Electrodes: 1.4435 (316L); Alloy C22, 2.4602 (UNS N06022); Tantalum; Platinum
- Process Connections: stainless steel, 1.4404 (F316L); PVDF; PVC adhesive sleeve
- Seals: O-ring seal (EPDM, FKM, Kalrez), aseptic molded seal (EPDM, FKM, silicone)
- Grounding Rings: stainless steel, 1.4435 (316L); Alloy C22, 2.4602 (UNS N06022); tantalum
Measured Variables
- Volume flow, temperature, conductivity, mass flow, corrected volume flow, corrected conductivity
Max. Measurement Error
- Volume flow (standard): ±0.5 % o.r.± 1 mm/s (0.04 in/s)
- Volume flow (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 2 650 gal/min)
Max. Process Pressure
- PN 40, Class 150, 20K
Medium Temperature Range
- –20 to +150 °C (–4 to +302 °F)
Ambient Temperature
- –40 to +60 °C (–40 to +140 °F)
Sensor Housing Material
- 1.4301 (304), corrosion resistant
Transmitter Housing Material
- AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; stainless steel for hygenic transmitter design
Degree of Protection
- IP66/67, type 4X enclosure
- IP69
Display/Operation
- 4-line backlit display with touch control (operation from outside)
- Configuration via local display and operating tools possible
- Remote display available
Inputs
- Status input
- 4-20 mA input
Digital Communication
- HART, PROFIBUS DP, PROFIBUS PA, FOUNDATION Fieldbus, Modbus RS485, PROFINET, PROFINET over Ethernet-APL, Ethernet/IP, OPC-UA
Power Supply
- DC 24 V
- AC 100 to 230 V
- AC 100 to 230 V / DC 24 V (non-hazardous area)
Hazardous Area Approvals
- ATEX, IECEx, cCSAus, INMETRO, NEPSI, EAC; JPN, UK Ex, KC
Product Safety
- CE, C-tick, EAC marking
Functional Safety
- Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511
Metrological Approvals and Certificates
- Calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025)
- Heartbeat Technology complies with the requirements for measurement traceability according to ISO 9001:2015 – Section 7.1.5.2 a (TÜV SÜD attestation)
Marine Spprovals and Certificates
- LR approval, DNV approval, ABS approval, BV approval
Pressure Approvals and Certificates
- PED, CRN
Material Certificates
- 3.1 material
Hygienic Approvals and Certificates
- Sanitary approval: EHEDG, 3-A, liner and seals acc. to FDA, cGMP