ABB STT04 Instruction Manual page 192

Key Display
DESCRIPTOR:
E N TE R
←PREVIOUS
POSITIONING TASK:
_
E N TE R
←PREVIOUS
DATE:
DAY: nn
E N TE R
MONTH: nn
YEAR: nnnn
SET-POINT UNITS
→ mA
E N TE R
%
LOW SET-POINT RANGE
4.00 mA
E N TE R
HIGH SET-POINT RANGE
20.00 mA
CHARACTERISTIC CURVE
→
LINEAR
E N TE R
EQUAL % 1:25
EQUAL % 1:50
VALVE ACTION
→ DIRECT
E N TE R
REVERSE
DEADBAND
(0 - 10%)
E N TE R
Type a descriptor string using up to 16 characters.
This field can be used for notations about the device
or process.
NEXT→
To select a character, press the key that has the
desired character. Continue to press the key until the
desired character appears. Use the right arrow key to
move to the next character. Use the left arrow key to
go back to the previous character.
Enter up to 32 characters to describe the positioning
task.
NEXT→
Enter a day and press
press
ENTER
This date can represent the creation date of the con-
figuration, the date the device or element was
installed, or some other significant date.
Select mA.
Enter the low set point and press
high set point.
Additional selections include EQUAL% 25:1 and
EQUAL% 50:1 and USER DEFINED.
USER DEFINED is present only if a characteristic
curve had been previously defined. Refer to
CIAL FEATURE
defining a characteristic curve.
Represents the relationship between input current
and movement of the valve.
Defines the accuracy with which the valve position is
corrected to reach the set point. If control deviation is
smaller than the value defined by the deadband, no
further correction occurs, and the air output is set to
0.00%
the neutral position.
CREATE/MODIFY CONFIGURATION
TZID/AZH POSITIONER
Comments
. Enter a month and
ENTER
. Enter a year and press
ENTER
ENTER
in this section for details about
.
Enter the
.
SPE-
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