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Technical Help
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3D TRASAR
5500 - Installation & Operation Manual
5.2.4 Start-up Procedure for 2-Drum 3D TRASAR Scale Blowdown Control (con’t)
STEP 3 - 3D TRASAR Scale Blowdown Control Mode
• In the Configurator
Control Settings
window:
1. Click the
Blowdown/pH
tab, leave the
Blowdown Control Method
in
3D TRASAR Scale
Control
.
2. Under
3D TRASAR Scale Control Settings
, click the
Setpoint Limits
button.
3. Enter
0%
for
Setpoint Increase Limit
,
30%
for
Setpoint Decrease Limit
, and click
OK
.
4. After returning to the
Blowdown/pH
page, uncheck the
Monitor Only (Setpoint does not
change)
box.
• Do NOT change any other settings.
• Upload the modifications to the 3D TRASAR controller.
• The system is now
under 3D TRASAR Scale Blowdown Control
.
IMPORTANT
: The blowdown set point will now be decreased by as much as 30% in
response to high system stress AND will be allowed to go above the user-entered set point
by as much as 10% in response to low system stress.
!
IMPORTANT
: The blowdown set point will now be decreased by as much as 30% in
response to high system stress but will NOT be allowed to go above the user-entered set
point since the “Set Point Increase Limit” is 0%.
!
STEP 4 - Advanced 3D TRASAR Scale Blowdown Control
• In the Configurator
Control Settings
window:
1. Click the
Blowdown/pH
tab, leave the
Blowdown Control Method
in
3D TRASAR Scale
Control
.
2. Under
3D TRASAR Scale Control Settings
, click the
Setpoint Limits
button.
3. Enter
10%
for
Setpoint Increase Limit
,
30%
for
Setpoint Decrease Limit
, and click
OK
.
4. After returning to the
Blowdown/pH
page, uncheck the
Monitor Only (Setpoint does not
change)
box.
• Do NOT change any other settings.
• Upload the modifications to the 3D TRASAR controller.
• The system is now under
Advanced 3D TRASAR Scale Blowdown Control
mode.
