ew773-ge25
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Static compact hydronic meter with electronic measurement based on the ultrasonic principle, consisting of electronic energy calculator, ultrasonic flowmeter and temperature sensors.
Metering of hydronic heating and/or cooling energy in hydronic systems based on volume, supply and return temperature.
Features
• Improved power efficiency
• High long term stability, tested and verified by independent AGFW test
• Insensitive to dirt
• Versatile power supply
• Optionally with integrated RF, Open Metering Standard, 868MHz
• Individual remote reading (AMR) with add on plug & play modules
Measuring process ultrasonic
Display functions LCD, 8-digit
Power source
• Standard: 3.6V A-cell lithium battery (11 year lifetime)
• Optional: 3.6V D-cell lithium battery (16 year lifetime), 230Vac or 24Vac mains unit
Approvals
• Approval for ultrasonic meter with dynamic range of 1:250 (qi:qp) in class 2
• Approved according MID in class 2 and 3 and PTB K 7.2 (cooling)
Dynamic range 1:250