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Product picture BTU meter RH33

EngyCal RH33
BTU meter

Custody transfer BTU meter for recording heat quantities of water

RH33
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Measuring / Application task

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  • Measuring principle

    Energy manager

  • Measuring principle

    Energy manager

  • Function

    Monitoring and billing of energy in heating and cooling applications as well as combined heating-and cooling circles.
    Typical applications can be found in industries, district heating and building automation.

  • Calculations

    heat quantity and heat quantity difference

  • Number of applications

    1

  • Data storage

    yes

  • Calculation standards

    IAPWS-97

  • Communication

    web server
    USB
    Ethernet
    Modbus RTU/TCP Slave
    M-Bus

  • Power supply

    Not defined

  • Loop power supply

    Low voltage power supply:
    100 bis 230 V AC (-15% / +10%)
    Small voltage power supply:
    24 V DC (-50% / +75%)
    24 V AC (±50%)

  • Protection class

    IP65

  • Input

    1x Puls/Analog
    2x RTD/Analog
    Loop power supply 24V DC (+/-16%)

  • Output

    1x 4...20mA
    2x digital (Open Collector)

  • Dimensions (WxHxD)

    144 x 144 x 103.1 mm (5.67" x 5.67" x 4.06")

  • Operation

    3 button on site or via FieldCare
    read out of historical / logged data via Field Data Manager Software (SQL database and visualization interface)
    selectable language

  • Display

    160 x 80 Dot-Matrix LCD with white backlit
    colour change in case of alarm event
    active display area 70 x 34 mm

  • Software functions

    Calculated Values:
    Energy, volume, density, enthalpy & enthalpy difference, DP-Flow-Compensation, mass, temperature difference
    Counters:
    Volume, mass, energy, counter in case of failure
    Optional:
    tariff 1, tariff 2 or seperated heating energy, cooling energy, bilance energy

  • Certificates

    CE
    CSA GP
    MID 004 (custody transfer) according EN1434 (water/other liquids)
    OIML R75

  • Measuring principle

    Energy manager

  • Function

    Monitoring and billing of energy in heating and cooling applications as well as combined heating-and cooling circles.
    Typical applications can be found in industries, district heating and building automation.

  • Certification

    CE, UL listed, CSA GP, MID 004 (custody transfer) according EN1434 (water/other liquids) and OIML R75

  • Input

    1x Puls/Analog,
    2x RTD/Analog,
    Loop power supply 24V DC (+/-16%)

  • Output

    1x 4...20mA,
    2x digital (Open Collector)

  • Relay output

    2x

  • Auxiliary power supply

    Low voltage power supply: 100 bis 230 V AC (-15% / +10%); Small voltage power supply: 24 V DC (-50% / +75%), 24 V AC (±50%)

  • Dimensions (wxhxd)

    144 x 144 x 103.1 mm
    (5.67" x 5.67" x 4.06")

  • Software

    Calculated Values:
    Energy, volume, density, enthalpy & enthalpy difference,
    DP-Flow-Compensation,
    mass,
    temperature difference;
    Counters: volume, mass, energy, counter in case of failure
    Optional: tariff 1, tariff 2 or seperated heating energy, cooling energy, bilance energy

  • Operation

    3 button on site or via FieldCare; read out of historical / logged data via Field Data Manager Software (SQL database and visualization interface), selectable language

  • Display

    160 x 80 Dot-Matrix LCD with white backlit, colour change in case of alarm event, active display area 70 x 34 mm

  • Others

    electronic temperature sensor matching via CvD coefficients, logbook measured values, custody transfer logbook, event logbook, limit monitoring

  • Calculations

    IAPWS-IF97