UFC 3 -430-11
14 February 2001
Figure 7-8. Two Element Drum Level Control System
FIC
SP
LY
FY
FT
A
M
FE
NOTE 1
STEAM
HS
STEAM
LIC
SP
LT
DRUM
A
M
FY
IA
I
P
FV
BOILER
FEEDWATER
NOTE 1 - BYPASS SELECTOR
SWITCH FOR OPERATING ON
LEVEL CONTROL ONLY DURING
START-UP
SYMBOLS PER ANSI/ISA-S5.1
7-9
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