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Promag - Model W 400 -Electromagnetic Flow Measuring System
Sensor with EN ISO 12944 corrosion protection and state-of-the-art transmitter for Water&Wastewater. As a specialist with corrosion protection, Promag W is suitable for every application in the water and wastewater industry as well as for custody transfer. It is the ideal solution for direct underground installation or permanent underwater use. Promag W 400 saves time and costs thanks to the broad functionality of its water- and wastewater-optimized transmitter. In addition, Heartbeat Technology ensures compliance and process safety at all times.
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- 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™
- 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
- Liquid 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