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EHM1 Energy counter (cod: #148)
EHM1 Energy counter
General features
 SymbolUnitValue
Unit of heat energy Qe GJ MWh 0,001 a 1 0,001 a 0,1
Unit of volume of the water Ve m3 da 0,001 a 1
Temperature range of the water t da 1 a 180
Temperature difference for heating ∆t >3
Temperature difference for cooling ∆t <0,5
Maximum permissible error El % +/-(0,5+3∆t)
Power range Pp kW MW 1-999 0,01-99,99
Flow range Qd m3/h 0,001-1%
Voltage supply Uz V 3,6
Features
Protection class IP54 NEMA 3
Battery life 5 anni
Ambient temperature tra 5 e 55 C°
Approvals EN1434 EN61107
Non volatile enxtendable memory Stores data for last 12 years
Serial interface RS232, RS485, M-Bus
 

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