Product Details

E&H W 400 electromagnetic air flow meter China distributor

1. Product Description:

Promag W is the specialized sensor for all applications in the water industry. Combined with Proline 400, the trans

mitter optimized for the measurement of water and wastewater, Promag W 400 will be the ideal solution for any a

pplication in this industry.

Promag W 400 also offers timesaving local operation via the integrated web server without additional software an

d hardware. With the integrated Heartbeat Technology,a device verification is possible at any time.

2. 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

3. Field of Applications:

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)
Transmitter housing made of durable polycarbonate or aluminium
Same housing concept for compact/remote version
Integrated data logger: measured values monitoring

4. Specifications:

Measuring Principle	Electromagnetic

Transmitter features	Safe operation -no need to open the device due to display with touch control, background lighting.
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
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
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)
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