Proline Promag W 800 Electromagnetic Flowmeter
Battery-powered flowmeter with EN ISO 12944 corrosion protection & intelligent energy efficient mode. For direct underground installation or permanent underwater use. Certified sensor for the most demanding water and wastewater applications.
Field of Application
Promag W 800 is ideal for off-grid applications in the water industry, enabling reliable flow measurement in direct underground installation or underwater environments. The battery-powered transmitter provides worldwide transmission of measured data without additional energy supply. Heartbeat Technology ensures measurement reliability and compliant verification.
Key Benefits
- Long-lasting battery-powered magmeter with secure system integration and communication
- Corrosion protection for underground installation or permanent underwater use
- Flexible engineering - sensor with fixed or lap-joint process connections
- Improved plant availability - sensor compliant with industry-specific requirements
- Secure data storage and transmission - worldwide encrypted communication over mobile network
- Convenient commissioning and operation - device access via Bluetooth using intuitive SmartBlue app
- Integrated verification - Heartbeat Technology
Technical Specifications
Measuring Principle
Electromagnetic
Nominal Diameter Range
DN 25 to 900 (1 to 36")
Measured Variables
Volume flow
| Specification |
Value |
| Max. Measurement Error |
Volume flow: ±0.5 % o.r. ± 2 mm/s (±0.5 % o.r. ± 0.08 in/s) |
| Measuring Range |
9 dm³/min to 22500 m³/h (2.5 to 100000 gal/min) |
| Max. Process Pressure |
PN 40, Class 300, 20K |
Temperature Ranges
| Liner Material |
Temperature Range |
| Hard Rubber |
0 to +70 °C (+32 to +158 °F) |
| Polyurethane |
-20 to +50 °C (-4 to +122 °F) |
| PTFE |
-20 to 70°C (-4 to +158 °F) |
| Ambient (Carbon Steel Flange) |
-10 to +60 °C (14 to +140 °F) |
| Ambient (Stainless Steel Flange) |
-40 to +60 °C (-40 to +140 °F) |
Wetted Materials
Liner: polyurethane; PTFE; hard rubber
Electrodes: 1.4435 (316L); Alloy C22, 2.4602 (UNS N06022)
Construction Materials
Sensor Housing: DN 25 to 300 (1 to 12"): AlSi10Mg, coated; DN 350 to 900 (14 to 36"): Carbon steel with protective varnish
Transmitter Housing: Polycarbonate
Features
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
- Secure data storage and transmission - worldwide encrypted communication over mobile network
- Convenient commissioning and operation - device access via Bluetooth using intuitive SmartBlue app
- Integrated verification - Heartbeat Technology
- Transmitter housing made of durable polycarbonate
- Battery lifetime up to 15 years
- Measuring intervals can be adapted individually
Technical Details
Degree of Protection
Compact version: IP66/67, type 4X enclosure and IP68, type 6P 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
Display/Operation
4-line backlit display with touch control (operation from outside). Configuration via local display and operating tools possible; Remote data access via mail and SMS.
Communication & I/O
| Type |
Specification |
| Outputs |
3x Pulse/switch output (passive); Modbus RS485 |
| Inputs |
Status input |
| Digital Communication |
LTE Cat M1; LTE Cat NB1; LTE Cat NB2; GPRS; EGPRS |
Power Supply
Internal: Batteries per DC 3.6 V
External: AC 85 to 265 V (47 to 63 Hz) / DC 19 to 30 V
Approvals & Certifications
Hazardous Area: CSA, GP
Product Safety: CE Marking, EAC Marking, UKCA Marking
Metrological: Calibration per ISO/IEC 17025, Custody transfer MI-001, Heartbeat Technology ISO 9001:2015
Pressure: CRN, PED
Hygienic: Drinking water approval: ACS, KTW-BWGL, NSF 61, WRAS BS 6920
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