RAY MC

RAY MC

  • Multi-jet volume measuring component (DN 15 - 20)
  • Calculator, contains hardware and software for measuring flow rate, temperature and energy consumption
  • Temperature sensor permanently connected in integrator

  • COMPONENTS
  • Calculator - basic features
    Ambient classEN 1434 class C / MID E1 + M1
    Protection class DIN 40050 / IEC-EN 60529IP 54 (heat meter) | IP 65 with potted calculator (combined heat-cooling / cooling meter)
    Interfaces standardOptical ZVEI according IEC 870-5
    Interfaces optionalM-Bus, radio, pulse
    Note: IZAR@SET / HYDRO-SET Software for configuration of meters, reading of measured values and printout of meter logs. Available under www.diehl.com/metering (Products - Downloads)
  • Display
    Display indicationLCD, 7-digit
    UnitMWh - kWh - GJ - MJ - kW - m³/h - l/h - m³ - l
    Total values9,999,999 - 999,999.9 - 99,999.99 - 9,999.999
    Values displayedPower - energy - flow rate - temperature - energy on reading date - reading date
  • Temperature input
    Temperature sensor typePt 500 / 2-wire
    Measuring cycleTs32
    Max. temperature differenceΔΘK+102
    Min. temperature differenceΔΘK+3
    Starting temperature differenceΔΘK+0.25
    Absolute temperature measurement rangeΘ°C0 ... 105
  • Supply voltage
    Operating voltageUNVDC3.0 (lithium battery)
    Battery lifetimeUp to 12 years
    Nominal powerPNμW30
  • Interfaces - Overview
    OpticalZVEI interface for communication, M-Bus protocol
    M-BusAccording to EN 1434-3. Data reading and parametrization are via two wires with polarity reversal protection. (Meter is powered with energy via M-Bus Master)
    Radio868 MHz, Real Data or Open Metering Standard (OMS) protocol
    PulseOutput for heat meters or cooling meters (energy / volume), for cooling-heat meters (energy cooling / energy heating or energy cooling / total volume), for heat-cooling meters (energy heating / energy cooling or energy heating / total volume)
  • Radio interface - specification
    FrequencyMHz868
    ProtocolReal Data (according EN 13757) or Open Metering Standard (OMS)
    Transmission powermW10
    Transmission intervalsec.64
    CommunicationVia Bluetooth optohead and IZAR@SET / HYDRO-SET software or IZAR@MOBILE software
  • Volume- / energy pulse
    Output typeOpen collector
    Max. frequencyHz4
    Max. input voltageV30
    Max. input currentmA100
    Max. voltage drop at active outputV/mA2/27
    Max. current through inactive outputμA/V5/30
    Max. reverse voltage without destroying outputsV6
    Min. pulse durationms125
    Min. pulse breakms125
  • General
    Temperature range°C5 ... 90
    Ambient operating temperature°C0 ... 55
    Ambient storage temperature°C-20 ... 55
    Nominal pressurePNbar16
    Temperature sensor typePt 500 with 2 wire leads
    Cable length of temperature sensor0.4 m mounted in measuring capsule; 1.5 m free
    Mounting position energy meterIn any position, also up side down
    ApprovalMID (DE-07-MI004-PTB030) and PTB TR K7.2 (DE-19-M-PTB-0001) for cooling meter
  • Temperature sensor
    Tangential sensor1- - -
    Type 10.4 m | Ø 5.2 mm | PU grey | 3 K - 102 K
    Free sensor- - -
    Type 11.5 m | Ø 5.2 mm | PU grey | 3 K - 102 K
    Type 21.5 m | Ø 5 mm | PU grey | 3 K - 102 K
    1 mounted in measuring capsule
  • Technical data
    Nominal diameterDNmm151520
    Nominal flow rateqpm³/h0.61.52.5
    Maximum flow rateqsm³/h1.235
    Minimum flow rate at ΔΘ 3 Kqil/h120120120
    Minimum flow rate1qil/h61525
    Starting flow ratel/h1.5 - 23 - 45 - 6
    Pressure loss at qpΔpmbar243243242
    Flow rate at 0.1 bar pressure lossm³/h0.3850.9621.607
    Flow resistance coefficient Zeta56.25910.24
    1 according to EN1434 for flow sensor
  • Dimensions
    Capsule
    Nominal diameterDNmm151520
    Nominal flow rateqpm³/h0.61.52.5
    Connection interfaceØ AInchG2BG2BG2B
    HeightHmm15.215.215.2
    HeightH1mm555555
    DiameterØ Bmm636363
    DiameterØ Cmm747474
    Weightkg0.50.50.5
  • Dimensions - accessory
    Housing
    Nominal diameterDNmm151520
    Nominal flow rateqpm³/h0.61.52.5
    Overall lengthLmm110110130
    Overall length with couplingL2mm190190210
    HeightHmm171721
    HeightH1mm292931
    Order no. 1 piece303160230316023031600
    Order no. 6 pieces302696130269613029251
  • Pressure loss graph / Typical error graph
    Pressure loss graphTypical error graph