Zenner multidata Installation And Operating Manual

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Zenner multidata Installation And Operating Manual Manual pdf 2 page image

2General informationWith multidata you have acquired one of themost up-to-date, modern heat calculator cur-rently available on the market.The calculator for changeover heating/coolingmeters can be identified by the inscription “changeover” on the front of the body, the cooling metersby the inscription “cooling”. Calculators for heat-ing meters only don’t have any specific inscription.Expressive symbols in the display and easy menunavigation make readout simple.It can be operated with one single button. Thesetting of the data loggers (depending on thetype of device) is being done via the softwareGMM.The calculator is equipped with a long-life batterymade for operation during the initial verificationvalidity period (5 years) including a reserve of atleast another year. With a second battery you willreach 11 years.Initial verificationThe heating energy metering part of the multi-data is manufactured and tested according tothe new European Measuring Instrument Direc-Technical dataTemperature range °C 1 - 150Temperature difference range k 3 - 120Diplay Multifunctional LCD, 8-digit, floatingDisplay unit MWh, kWh, GJ, MJInterface flow sensor Models with contact pulsers or active pulser(No Namur or Opto, Passive max 1hz/ active max. 100Hz)Temperature sensor connection PT500, optional PT100, PT1000Max. cable length temperature sensor 2 wire 12.5 m (PT500), 2.5 m (PT100), 20 m (PT1000)Max. cable length temperature sensor 4 wire 20 mInterfaces optical, optionally ZR-Bus (RS 485), M-Bus, RS 232,remote readout outputsAmbient temperature °C 5 - 55Power supply Battery 3.6 V Lithium,optionally mains power supply 230V/24VBattery lifetime 6 years, optionally 11 yearsProtection class IP 54 / IP 65, acc. to DIN 40050Mechanical/electro-magnetic class M1/E1Accuracy class according to EN1434Measuring cycle dynamic 40s/30s/10s