Promag W 400 Electromagnetic flowmeter
The flowmeter with integrated web server and a sensor with EN ISO 12944 corrosion protection
Product Overview
"Promag W is the specialized sensor for all applications in the water industry. Combined with Proline 400, the transmitter optimized for the measurement of water and wastewater, Promag W 400 will be the ideal solution for any application in this industry. Promag W 400 also offers time-saving local operation via the integrated web server without additional software and hardware. With the integrated Heartbeat Technology™ a device verification is possible at any time.
Benefits
For direct underground installation or permanent underwater use – certified sensor
Secure, reliable long-term operation – robust and completely welded sensor
Energy-saving flow measurement – no pressure loss due to cross-section constriction
Maintenance-free – no moving parts
Safe operation – no need to open the device due to display with touch control, background lighting
Time-saving local operation without additional software and hardware – integrated web server
Integrated verification – Heartbeat Technology™
Field of application
The measuring principle is virtually independent of pressure, density, temperature and viscosity
The specialist in the water and wastewater industry for the most demanding applications
Device properties
International drinking water approvals
Degree of protection IP68 (Type 6P enclosure)
Approved for custody transfer to MI-001/OIML R49
Transmitter housing made of durable polycarbonate or aluminium
Same housing concept for compact/remote version
Integrated data logger: measured values monitoring
Technical information
| Measuring Principle | Electromagnetic | |
| Product headline | The flowmeter with integrated web server and a sensor with certified corrosion protection (EN ISO 12944). For direct underground installation or permanent underwater use. The specialist in the water and wastewater industry for the most demanding applications. | |
| Sensor features | Secure, reliable long-term operation - robust and completely welded sensor. Energy-saving flow measurement – no pressure loss due to cross-section constriction. Maintenance-free – no moving parts. International drinking water approvals. Degree of protection IP68 (Type 6P enclosure). | |
| Transmitter features | Safe operation - no need to open the device due to display with touch control, background lighting. Timesaving local operation without additional software and hardware – integrated web server. Integrated verification – Heartbeat Technology™. Transmitter housing made of durable polycarbonate or aluminium. Same housing concept for compact/remote version. | |
| Nominal diameter range | DN 25 to 2000 (1 to 78") | |
| Wetted materials | Liner: Polyurethane; Hard rubber Electrodes: 1.4435 (316L); Alloy C22, 2.4602 (UNS N06022); Tantalum | |
| Measured variables | Volume flow, conductivity, mass flow | |
| Max. measured 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), Flat Spec | |
| Measuring range | 9 dm³/min to 110 000 m³/h (2.5 gal/min to 700 Mgal/d) | |
| Max. process pressure | PN 40, Class 300, 20K | |
| Medium temperature range | Liner material hard rubber: 0 to +80 °C (+32 to +176 °F) Liner material polyurethane: –20 to +50 °C (–4 to +122 °F) | |
| Ambient temperature range | Liner material hard rubber: 0 to +80 °C (+32 to +176 °F) Liner material polyurethane: –20 to +50 °C (–4 to +122 °F) | |
| Sensor housing material | DN 25 to 300 (1 to 12"): AlSi10Mg, coated DN 25 to 2000 (1 to 78"): Carbon steel with protective varnish Sensor connection housing (standard): AlSi10Mg, coated Sensor connection housing (option): Polycarbonate | |
| Transmitter housing material | Polycarbonat; AlSi10Mg, coated | |
| Degree of protection | Compact version: IP66/67, type 4X enclosure Sensor remote version (standard): IP66/67, type 4X enclosure Sensor remote version (option): IP68, type 6P enclosure, with protective varnish according to EN ISO 12944 C5-M/Im1/Im2/Im3 Transmitter remote version: IP66/67, Type 4X enclosure | |
| Display/Operation | 4-line backlit display with touch control (operation from outside) Configuration via local display, web browser and operating tools possible | |
| Outputs | 3 ouputs: 0-20 mA/4-20 mA HART (active) Pulse/frequency/switch output (passive) Pulse/frequency output (passive) Switch output (passive) | |
| Inputs | Status input | |
| Digital communication | HART, PROFIBUS DP, EtherNet/IP, Modbus RS485 | |
| Power supply | AC 100…240 V / AC/DC 24 V | |
| Hazardous area approvals | cCSAus | |
| Other approvals and certificates | 3.1 material, calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025), NAMUR, custody transfer according to MI-001 or OIML R49 CRN Drinking water approval: ACS, KTW/W270, NSF 61, WRAS BS 6920 | |
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