Specs at a glance
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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
4 dm³/min to 9600 m³/h (1 to 44 000 gal/min)
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Medium temperature range
–10 to +110 °C (+14 to +230 °F)
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Max. process pressure
PN 40, Class 150, 20K
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Wetted materials
Liner: PTFE
Electrodes: 1.4435 (316L); Alloy C22, 2.4602 (UNS N06022); Tantalum
Field of application
The proven sensor for economical measurement of conductive liquids, Promag E, serves various basic applications in the chemical and process industry. Its ultra-compact transmitter delivers full performance on the smallest footprint and enables seamless system integration, making Promag E 100 the preferred choice for skid builders, equipment manufacturers and system integrators. Heartbeat Technology ensures compliance and process safety at all times.
The bidirectional measuring principle is virtually independent of pressure, density, temperature and viscosity
Fully suitable for basic applications in the chemical and process industry.
Device properties
Nominal diameter: max. DN 600 (24")
Ex approvals for Zone 2
Liner made of PTFE
Robust, ultra-compact transmitter housing
Local display available
Benefits
Cost-effective sensor – ideal solution for basic requirements
Energy-saving flow measurement – no pressure loss due to cross-section constriction
Maintenance-free – no moving parts
Space-saving transmitter – full functionality on the smallest footprint
Time-saving local operation without additional software and hardware – integrated web server
Integrated verification – Heartbeat Technology
Videos
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The Electromagnetic Flow Measuring Principle
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Introduction of Proline Web server
Extended selection
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High-end products
- Highly functional and convenient
Technical excellence
Simplicity

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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
FLEX selections | Technical excellence | Simplicity |
---|---|---|
Fundamental selection Meet your basic measurement needs |
Technical excellence
|
Simplicity
|
Lean selection Handle your core processes easily |
Technical excellence
|
Simplicity
|
Extended selection Optimize your processes with innovative technologies |
Technical excellence
|
Simplicity
|
Xpert selection Master your most challenging applications |
Technical excellence
|
Simplicity
Variable |
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Measuring principle
Electromagnetic
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Product headline
The economical flowmeter with an ultra-compact transmitter.
Fully suitable for basic applications in the chemical and process industry. -
Sensor features
Cost-effective sensor – ideal solution for basic requirements. Energy‐saving flow measurement – no pressure loss due to cross section constriction. Maintenance‐free – no moving parts.
Nominal diameter: max. DN 600 (24"). Ex approvals for Zone 2. Liner made of PTFE. -
Transmitter features
Space-saving transmitter – full functionality on the smallest footprint. Time-saving local operation without additional software and hardware – integrated web server. Integrated verification – Heartbeat Technology.
Robust, ultra-compact transmitter housing. Local display available. -
Nominal diameter range
DN 15 to 600 (½ to 24")
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Wetted materials
Liner: PTFE
Electrodes: 1.4435 (316L); Alloy C22, 2.4602 (UNS N06022); Tantalum -
Measured variables
Volume flow, conductivity, mass flow
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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
4 dm³/min to 9600 m³/h (1 to 44 000 gal/min)
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Max. process pressure
PN 40, Class 150, 20K
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Medium temperature range
–10 to +110 °C (+14 to +230 °F)
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Ambient temperature range
–10 to +60 °C (+14 to +140 °F)
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Sensor housing material
DN 15 to 300 (½ to 12"): AlSi10Mg, coated
DN 350 to 600 (14 to 24"): Carbon steel with protective varnish -
Transmitter housing material
AlSi10Mg, coated
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Degree of protection
IP67, type 4X enclosure
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Display/Operation
4‐line backlit display available (no local operation)
Configuration via web browser and operating tools possible -
Outputs
4‐20 mA HART (active)
Pulse/frequency/switch output (passive) -
Inputs
None
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Digital communication
HART, PROFIBUS DP, Modbus RS485, EtherNet/IP, PROFINET
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Power supply
DC 20 to 30 V
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Hazardous area approvals
ATEX, IECEx, cCSAus, INMETRO, EAC
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Product safety
CE, C-Tick
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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) -
Pressure approvals and certificates
PED
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Material certificates
3.1 material
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Process Connection
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Prices per piece
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- Optional add-ons
Individual configuration
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