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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
EW7760A Ultrasonic hydronic meter for heating applications
MediumDN sizeNominal flow (qp)LengthConnectionMedia temp.Max. operating pressureInterfaceInterface typeTypeDownloads
 mmm3/hmm oCbar   TXTPDF
heating water151.5110G 3/45 ... 13016—Retrofittable (two slots)EW7760A1200 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water202.5130G 15 ... 13016—Retrofittable (two slots)EW7760A2000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water256260G 1 1/45 ... 15016—Retrofittable (two slots)EW7760A3600 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water326260Flanges PN255 ... 15025—Retrofittable (two slots)EW7760A4000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water4010300G 25 ... 15016—Retrofittable (two slots)EW7760A4600 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water4010300Flanges PN255 ... 15025—Retrofittable (two slots)EW7760A4800 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water5015270Flanges PN255 ... 15025—Retrofittable (two slots)EW7760A5200 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water6525300Flanges PN255 ... 15025—Retrofittable (two slots)EW7760A6000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water8040300Flanges PN255 ... 15025—Retrofittable (two slots)EW7760A7000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water10060360Flanges PN255 ... 15025—Retrofittable (two slots)EW7760A7800 TXT
PDF
Specification sheet (English) Operator manual (English)
EW7760A Ultrasonic hydronic meter for heating applications, with M-Bus module
MediumDN sizeNominal flow (qp)LengthConnectionMedia temp.Max. operating pressureInterfaceInterface typeTypeDownloads
 mmm3/hmm oCbar   TXTPDF
heating water151.5110G 3/45 ... 13016M-BusRetrofittable (factory installed)EW7760M1200 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water202.5130G 15 ... 13016M-BusRetrofittable (factory installed)EW7760M2000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating water256260G 1 1/45 ... 15016M-BusRetrofittable (factory installed)EW7760M3600 TXT
PDF
Specification sheet (English) Operator manual (English)
EW7761A Ultrasonic hydronic meter for heating and cooling applications Retrofittable (Two Slots)
MediumDN sizeNominal flow (qp)LengthConnectionMedia temp.Max. operating pressureInterfaceInterface typeTypeDownloads
 mmm3/hmm oCbar   TXTPDF
heating or chilled water151.5110G 3/45 ... 10516—Retrofittable (two slots)EW7761A1200 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water202.5130G 15 ... 10516—Retrofittable (two slots)EW7761A2000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water256260G 1 1/45 ... 10516—Retrofittable (two slots)EW7761A3600 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water326260Flanges PN255 ... 10525—Retrofittable (two slots)EW7761A4000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water4010300G 25 ... 10516—Retrofittable (two slots)EW7761A4600 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water4010300Flanges PN255 ... 10525—Retrofittable (two slots)EW7761A4800 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water5015270Flanges PN255 ... 10525—Retrofittable (two slots)EW7761A5200 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water6525300Flanges PN255 ... 10525—Retrofittable (two slots)EW7761A6000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water8040300Flanges PN255 ... 10525—Retrofittable (two slots)EW7761A7000 TXT
PDF
Specification sheet (English) Operator manual (English)
EW7761A Ultrasonic hydronic meter for heating and cooling applications
MediumDN sizeNominal flow (qp)LengthConnectionMedia temp.Max. operating pressureInterfaceInterface typeTypeDownloads
 mmm3/hmm oCbar   TXTPDF
heating or chilled water151.5110Flanges PN165 ... 10516—RetrofittableEW7761A1223 TXT
PDF
Specification sheet (English) Operator manual (English)
EW7761M Ultrasonic hydronic meter for heating and cooling applications, with M-Bus module
MediumDN sizeNominal flow (qp)LengthConnectionMedia temp.Max. operating pressureInterfaceInterface typeTypeDownloads
 mmm3/hmm oCbar   TXTPDF
heating or chilled water151.5110G 3/45 ... 10516M-BusRetrofittable (factory installed)EW7761M1200 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water202.5130G 15 ... 10516M-BusRetrofittable (factory installed)EW7761M2000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water256260G 1 1/45 ... 10516M-BusRetrofittable (factory installed)EW7761M3600 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water326260Flanges PN255 ... 10525M-BusRetrofittable (factory installed)EW7761M4000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water4010300Flanges PN255 ... 10525M-BusRetrofittable (factory installed)EW7761M4800 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water5015270Flanges PN255 ... 10525M-BusRetrofittable (factory installed)EW7761M5200 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water6525300Flanges PN255 ... 10525M-BusRetrofittable (factory installed)EW7761M6000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water8040300Flanges PN255 ... 10525M-BusRetrofittable (factory installed)EW7761M7000 TXT
PDF
Specification sheet (English) Operator manual (English)
heating or chilled water10060360Flanges PN255 ... 10525M-BusRetrofittable (factory installed)EW7761M7800 TXT
PDF
Specification sheet (English) Operator manual (English)
Set of two union nuts, sealings and externally threaded brass tailpieces (one pack per meter required)
ewa1500-ge25
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ewa1500-ge25colres.jpgDownloads
ewa1500-ge25bwhres.tifDownloads
EWA1500
DescriptionAdditional Product TypeDownloads
 TXTPDF
For DN15, thread 1/2"EWA1500035 TXT —
For DN20, thread 3/4"EWA1500042 TXT —
For DN25, thread 1"EWA1500062 TXT —
For DN25, thread 1 1/2"EWA1500072 TXT —
Temperature sensor installation kit (bulk pack of 20pcs)
DescriptionAdditional Product TypeDownloads
 TXTPDF
Brass, max. 130CEWA3001303 TXT —
Plastic, max. 90CEWA3001305 TXT —
Ball valve with connection for supply temperature probe
ewa087hy005-ge25
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ewa087hy005-ge25colres.jpgDownloads
ewa087hy005-ge25bwhres.tifDownloads
EWA087HY005
DescriptionAdditional Product TypeDownloads
 TXTPDF
DN15, G1/2" internal threadsEWA087HY004 TXT —
DN20, G3/4" internal threadsEWA087HY005 TXT —
DN25, G1" internal threadsEWA087HY006 TXT —
Tailpiece for connection of supply temperature sensor
ewa087hy003-ge25
Downloads
ewa087hy003-ge25colres.jpgDownloads
ewa087hy003-ge25bwhres.tifDownloads
EWA087HY003
DescriptionAdditional Product TypeDownloads
 TXTPDF
R1/2" external thread, M10x1 sensor threadEWA087HY003 TXT —
G1/4" external thread, M10x1 sensor threadEWA354830 TXT —
Brass immersion pockets (MID approved)
ewa3002685-ge25
Downloads
ewa3002685-ge25colres.jpgDownloads
ewa3002685-ge25bwhres.tifDownloads
EWA3002685
DescriptionAdditional Product TypeDownloads
 TXTPDF
35mm, for DN15...32EWA3002684 TXT —
52mm, for DN40...65EWA3002685 TXT —
85mm, for DN80...125EWA3004406 TXT —
Modules
ewa54200007-ge25
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ewa54200007-ge25colres.jpgDownloads
ewa54200007-ge25bwhres.tifDownloads
EWA54200007
DescriptionAdditional Product TypeDownloads
 TXTPDF
M-Bus communication module (single pack)EWA3022071 TXT —
Pulse input module with two inputs (single pack)EWA3022074 TXT —
Combined pulse input/output moduleEWA3022075 TXT —
RS232 interface module with cableEWA3028129 TXT —
RS485 interface moduleEWA3022101 TXT —
Analogue 4...20mA module (occupies both slots)EWA3022106 TXT —
Power supply
DescriptionAdditional Product TypeDownloads
 TXTPDF
A-cell battery 3.6V DC (11 year lifetime) as replacement for standard batteryEWA3022102 TXT —
D-cell battery 3.6V DC (16 year lifetime)EWA3022103 TXT —
Mains supply unit 230V ACEWA3022076 TXT —
Mains supply unit 24V ACEWA3022079 TXT —
Replacement backup battery for mains supply unitsEWA3022097 TXT —
Calculator mounts
DescriptionAdditional Product TypeDownloads
 TXTPDF
Wall mount (single pack)EWA3007090 TXT —
Wall mount (bulk pack of 20pcs)EWA3007091 TXT —
Bluetooth optohead
ewa3001799-ge25
Downloads
ewa3001799-ge25colres.jpgDownloads
ewa3001799-ge25bwhres.tifDownloads
EWA3001799
DescriptionAdditional Product TypeDownloads
 TXTPDF
For all EW773EWA3001799 TXT —
IzarSet Expert dongle
ewa3001799-ge25
Downloads
ewa3001799-ge25colres.jpgDownloads
ewa3001799-ge25bwhres.tifDownloads
EWA3001799
DescriptionAdditional Product TypeDownloads
 TXTPDF
For all EW773EWP3021322 TXT —
Calibration certificates
DescriptionAdditional Product TypeDownloads
 TXTPDF
For up to five metersEWA3003095A TXT —
For six to 20 metersEWA3003095B TXT —
For more than 20 metersEWA3003095C TXT —