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4/00 UDC 3300 Process Controller Product Manual 45
3.8 SP Ramp, SP Rate, or SP Programming Set Up Group
Single Setpoint Ramp
The Setpoint Ramp Set Up group
contains the Function parameters that let
you configure a single setpoint ramp to occur between the current local
setpoint and a final setpoint over a time interval (SP RAMP).
Setpoint rate
The Setpoint Ramp Set Up group also contains the function parameters
that let you configure a specific rate of change for any Local Setpoint
change (SP RATE). It includes selections for Rate Up and Rate Down.
Function prompts
Table 3-5 lists all the function prompts in the SP Ramp Set Up group.
Table 3-5 SP Ramp Group Function Prompts
Function Prompt
Lower Display
Function
Name
Selections or
Range of Setting
Upper Display
Factory
Setting
Refer
to
If SP Rate and SP Programming are disabled
SP RAMP
Single Setpoint Ramp
Selection
DISABL
ENABLE
ENABL2
ENAB12
DISABL
Section
4.4
TIME MIN
Single Setpoint Ramp Time
(SP ramp enabled)
0 to 255 minutes 3
FINAL SP
Single Setpoint Final
Setpoint (SP ramp enabled)
Enter a value within the setpoint limits. 1000
If SP Ramp and SP Programming are disabled
SP RATE
Setpoint Rate DISABL
ENABLE
ENABL2
ENAB12
DISABL
EU/HR UP
Rate Up Value for
Loop 1 (SP Rate enabled)
0 to 9999
in engineering units per hour
0
EU/HR DN
Rate Down Value for
Loop 1 (SP Rate enabled)
0 to 9999
in engineering units per hour
0
EU/HRUP2
Rate Up Value for
Loop 2 (SP Rate enabled)
0 to 9999
in Units per Hour
0
EU/HRDN2
Rate Down Value for
Loop 2 (SP Rate enabled)
0 to 9999
in Units per Hour
0
If SP Ramp and SP Rate are disabled
SP PROG*
Setpoint Ramp/Soak
Programming
DISABL
ENABLE
ENABL2
ENAB12
SP PROG must be enabled to view
the remaining prompts.
DISABL
STRT SEG
Start Segment Number 1 to 11 ––
END SEG
End Segment Number 2 to 12
Always end in a soak segment
(2, 4, ... 12)
––
RAMPUNIT
Engineering Units for Ramp
Segments
TIME (hours.minutes)
EU/MIN (engineering units/minute)
EU/HR (engineering units/hour)
TIME