Honeywell UDC3500 Product Manual page 151

Function Prompt
Lower Display
3/07
Selections or
Range of Setting
Upper Display
4KEYBD
4PV SW
4SP SW
UDC3500 Universal Digital Controller Product Manual
Parameter
Definition
FOUR SETS KEYBOARD SELECTABLE—Two
sets of tuning parameters can be configured and can
be selected at the operator interface or by using the
Digital Inputs.
Press the
Lower/Display
or PID SET2 or PID SET3 or PID SET4 then press
to switch between the sets.
or
Configure the values for:
Gain, Rate, Reset, Cycle Time
Gain #2, Rate #2, Reset #2
Gain #3, Rate #3, Reset #3
Gain #4, Rate #4, Reset #4
FOUR SETS PV AUTOMATIC SWITCHOVER—
When the process variable is LESS than the value
set at prompt SW VALUE (Switchover Value), the
controller will use Gain, Rate, and Reset. The active
PID SET can be read in the lower display.
When the process variable is GREATER than the
value set at prompt SW VALUE, the controller will
use Gain #2, Rate #2, and Reset #2. The active PID
SET can be read in the lower display.
Similarly, the controller switches between the other
PID sets based upon the values configured for SW
VAL 2 and SW VAL 3.
ATTENTION Other prompts affected: SW VALUE,
SW VAL 2 and SW VAL 3.
FOUR SETS SP AUTOMATIC SWITCHOVER—
When the setpoint is LESS than the value set at
prompt SW VALUE (Switchover Value), the
controller will use Gain, Rate, and Reset.
When the setpoint is GREATER than the value set at
prompt SW VALUE, the controller will use Gain #2,
Rate #2, and Reset #2.
Similarly, the controller switches between the other
PID sets based upon the values configured for SW
VAL 2 and SW VAL 3.
ATTENTION Other prompts affected: SW VALUE,
SW VAL 2 and SW VAL 3.
Configuration
key until you see PID SET1
135