Leslie Controls Unfired Steam Generator LVSG SERIES - Manual (Page 6)

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Screen 5 Screen 6
LOW PRESSURE DIFFERENTIAL
Screen 7 Screen 8
PRESSURE SENSOR LEVEL CONTROL
Screen 9 Screen 10
INITIAL SETTINGS DIAGNOSTICS
Screen 11 Screen 12
ABOUT QUIT
There are two tactile keys on front of panel. Left key, labeled
NEXT, is pushed to select desired function. Right key,
labeled SELECT, is pushed to access desired screen. Both
function and setting are read on LED backlit LCD display.
sequence to access and change any screen is as follows:
1. Press “NEXT” (left key) key until desired function
appears on screen.
2. Press “SELECT” (right key) and a setting will appear on
second line of screen.
3. Press “NEXT” key to change setting . Continue pressing
“NEXT” key, which will scroll though available settings
until desired setting is on screen.
4. Press “SELECT” key which will store last screen setting
into memory and return to controller screen to “HOME”
Instructions for Setting Each
Screen
Home Screen
This is screen which should be displayed during normal
operation:
Screen 1 (Home)
MODE
[NORMAL] PRESSURE PSI [XXX]
MODE can be either NORMAL or ALARM. Mode will read
normal in normal operation and alarm if any alarm condition
occurs. If an alarm condition is cleared mode will switch back
to normal reading.
Pressure psi: This is pressure of generated steam.
Timed Blow down
If timed blow down is a option which was purchased duration
and interval of blow down can be selected. Duration is length
of time blow down occurs (in seconds) and interval is number
of hours between blow downs.
To set duration of blow down:
1.
Press NEXT key once and following screen will appear.
Screen 2
BLOW DOWN DURATION
2.
Press SELECT key and screen will read.
Screen 3
BLOW DOWN DURATION
SECONDS [XXX]
3.
Press NEXT key to scroll through various seconds
settings until desired number of seconds of blow down
appears on screen. seconds will read 0-250 seconds in 10
second increments.
4. Press SELECT key to place setting in memory and to
return to home screen.
NOTE: To disable timed blow down set duration to zero (0)
To set interval:
1.
Press NEXT key twice and following screen will
appear:
Screen 3
B_DOWN INTERVAL
2.
Press SELECT key and screen will read:
Screen 3
B- DOWN INTERVAL
HOURS [XXX]
3.
Press NEXT key to scroll through various hour settings
until desired number of hours between blow downs
appears on screen. Hours will read 0-30 hours in one
hour increments and 40 through 160 hours in 10 hour
increments.
4. Press SELECT key to place setting in memory and
return to home screen.
NOTE: To disable timed blow down set interval to zero (0)
CAUTION!
Conduit and piping system must be adequately
designed and supported to prevent extraordinary loads
to pressure/ electrical equipment.