Arthur Grillo WR 200-F Beschreibung und Betrieb - Seite 11
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Display WR 200-F
The alphanumeric LCD display with 4 lines of 20 characters is used to display various pa-
rameters of the heat meter.
Heat quantity
W = 0000012.37 MWh
Flow rate
V = 00000352.6 m3
The flashing colon indicates the internal count. If the heat capacity or the flow rate = 0, the
associated colon remains in the position "on" or "off.
VLT =
138.50 °C
RLT =
85.20 °C
dT
=
53.30 °C
k =
1.173 kWh/m3·°C
Q
=
125.3 m3/h
P
=
7.83 MW
Date and time display
Heat meter WR200-F
Device no. 10.657
Mon 03/06/2010
Time 12:48:22
Abbreviations
W
measured heat quantity
V
counted flow rate
VLT
Supply temperature
RLT
Return temperature
dT
delta T = VLT - RLT
:
:
k
11
Button to display switch
Button to display switch
Button to display switch
Button to display switch
heat coefficient
Q
Current flowrate
P
Current heat output