TZID/AZH POSITIONER
CALIBRATION
M
-
5
CALIBRATION
This section details the TZID/AZH positioner calibration functions
using an STT04 terminal.
NOTE:
When calibrating, a field device must be connected to the
STT04 terminal.
Refer to Figure
for an overview of the calibration functions.
Autostroke Calibration
The Autostroke function determines:
•
Valve range.
•
Controller settings.
Figure M-2. Calibration Flowchart (TZID/AZH)
T 0 24 2 7A
M A N UA L
R A N G E
A D J U S T M E N T
AU TO S T R O K E
C A LIB R AT IO N
L E V E L
Z E R O
P O S IT IO N
S P R IN G
AC T IO N
AC T UATO R
M IN IM U M
R A N G E
VA L U E
S AV E
C H A N G E S
S AV E
C H A N G E S
C A LIB R AT IO N
C O M P L E T E
E N T E R
LE V E R
R A N G E
D IR E C T IO N
O F
R O TAT IO N
S AV E
C H A N G E S
D IR E C T IO N
O F
R O TAT IO N
S AV E
C H A N G E S
S E L E C T
AU TO S T R O K E
T Y P E
M A X IM U M
R A N G E
VA LU E
C
A
L
I
B
R
A
T
E
Key
Display
Comments
Select
AUTOSTROKE.
Run autostroke after mounting, after changes to the
mechanical link, or when the controlled system has
been modified.
C A LI-
B R AT E
→
AUTOSTROKE
MANUAL RANGE ADJUST
LEVER ZERO POSITION
SPRING ACTION ACTUA