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UDC 3300 Process Controller Product Manual
119
Lower Display
Prompt
Upper Display
Range of Setting
or Selection
Parameter
Definition
PID SETS
(continued)
2PV SW
TWO SETS PV AUTOMATIC SWITCHOVER—When the
process variable is GREATER than the value set at
prompt SW VALUE (Switchover Value), the controller will
use Gain, Rate, Reset, and Cycle Time. The active PID
SET can be read in the lower display.
When the process variable is LESS than the value set at
prompt SW VALUE, the controller will use Gain #2, Rate
#2, Reset #2, and Cycle #2 Time. The active PID SET can
be read in the lower display.
Other prompts affected: SW VALUE
2SP SW
TWO SETS SP AUTOMATIC SWITCHOVER—When the
setpoint is GREATER than the value set at prompt SW
VALUE (Switchover Value), the controller will use Gain,
Rate, Reset, and Cycle.
When the setpoint is LESS than the value set at prompt
SW VALUE, the controller will use Gain #2, Rate #2,
Reset #2, and Cycle #2.
Other prompts affected: SW VALUE
GAIN S*
GAIN SCHEDULING allows you to schedule eight user-
defined Gain segments applied over a user-defined PV
range. Enter Gain and PV values under Tuning Set Up
prompts. PB or GAIN selection in this group also applies.
*Part of Math option DC330E
ATTENTION Gain scheduling automatically disables
Accutune for this loop.
SW VALUE
Value in engineering units
within PV or SP range limits
AUTOMATIC SWITCHOVER VALUE—This is the value of
Process Variable or Setpoint at which the controller will
switch from Tuning Constant Set #2 to Set #1.
Only appears when PID SETS selection is configured for
either 2 PVSW or 2 SPSW.
LSP’S
LOCAL SETPOINT SOURCE—This selection determines
what your local setpoint source will be.
1 ONLY
LOCAL SETPOINT—The setpoint entered from the
keyboard.
TWO
TWO LOCAL SETPOINTS—This selection lets you
switch between two local setpoints using the
SETPOINT SELECT key.
THREE
THREE LOCAL SETPOINTS—This selection lets you
switch between three local setpoints using the
SETPOINT SELECT key. LSP 3 is mutually exclusive
with RSP or Internal Cascade.
Summary of Contents for UDC3300
Page 1: ...Sensing and Control UDC 3300 Universal Digital Controller Product Manual 51 52 25 55D 4 00 ...
Page 12: ...xii UDC 3300 Controller Product Manual 4 00 ...
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Page 90: ...78 UDC 3300 Process Controller Product Manual 4 00 ...
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