Sharky Model 7730 pages

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HYDROMETER

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DATASHEET ULTRASONIC COMPACT ENERGY METER

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MODEL 773 _________________________________________________________

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HEAD LOSS DIAGRAM

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---qp 0.6 DN20 ---qp 1.0/1.5 DN20 -qp 2.5 DN20

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---qp 3.5/6.0 DN25/32 —■—qp0,6 DN15 - -♦ - qp 1,0/1,5 DN15

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—i—qp 10 DN40 -»K— qp 15 DN50 qp25 DN65

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100 1000 10000

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now (l/h)

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MEASURING ACCURANCY TO EN 1434 CLASS 2

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— CENCI2 —SharkyBR773

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-6 -I-1-1-......-1-1—......I

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0,01 0,1 1

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[q/qp]

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APPLICATION

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□ Static compact energy meter using ultrasonic technology

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□ Highly accurate recording of all billing data in local and

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district heating and cooling systems

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FEATURES

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□ 1st. approval in Europe for ultrasonic meter with dynamic

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rage of qi/qp 1:250 in class 2

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(qp 1.5 / 2.5 / 6.0/10.0/15.0 m3/h)

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□ MID approval

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□ complete dynamic range >1:1500

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□ Lithium battery (lifetime 12 years, 16 years optional),

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230 V AC or 24 V AC main supply

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□ Patented free-beam principle

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□ Improved service-friendly meter design

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□ housing up to 190 mm thread and flange (PN 16 / PN 25)

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□ Can be used as cooling, heating or combined climatic

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meter

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□ Temperature range 5-130 °C/150 °C

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□ Overload temperature up to 150 °C

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□ Swirl-free flow around reflector

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□ New construction -> lower pressure loss

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□ Robust stainless steel reflector

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□ Available in nominal sizes

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qp 0.6 -1.0 -1.5 - 2.5 - 3.5 - 6.0 -10.0 -15.0 - 25.0 m3/h

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□ Measuring accuracy meets the requirements of EN1434

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class 2 and 3

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□ No calming sections necessary in the inlet and/or outlet

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(standard installation)

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□ Insensitiv against magnetite in the liquid

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SPECIAL FEATURES

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□ Power save mode

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□ NOWAtest capability

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□ Remote reading via M-Bus, Radio, RS232 or

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optical interface

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□ Optional Plug & Play modules

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□ Individual tariff functions

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□ History memory for 24 months

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□ Extensive diagnostic displays

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□ HYDRO-SET parametrization software on Windows basis

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guarantees optimum adaptation to the user's specific needs

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