Why Boiler Drum level transmitter (TX) or level transmitter
rang always put -600 to 0 other -900 to 0. Mines range why
useā€¦.?

Answer Posted / automatic

the negative value used for wet leg level transmitter that
means, you have the HP side filled with a reference liquid,
a initialy you should entre the pressure value of this side
in considiration that's why when we isolate the transmitter
from the vessel we never drain the HP leg

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