111
Auxiliary functions
Type 8792, 8793 REV.2
16.1.17
CAL.USER –
Calibration of actual value and set-point value
The following values can be manually calibrated with this function:
•
Position actual value
calibr. POS
(0 - 100%)
•
Set-point position
calibr. INP
(4 - 20 mA, 0 - 20 mA, 0 - 5 V, 0 - 10 V)
For the calibration process the signal type is displayed which was specified for the input signal.
See chapter “23.1. INPUT - Setting the input signal”.
Type 8793:
The following values can be calibrated only for Type 8793 and activated process controller (
P.CONTROL
).
•
Process set-point value
calibr. SP
(4 - 20 mA, 0 - 20 mA, 0 - 5 V, 0 - 10 V)
For the calibration process the signal type is displayed which was specified for the input signal.
See chapter “23.1. INPUT - Setting the input signal”.
The calibration of the process set-point value is only possible if the external set-point value
default was selected when setting up the process controller.
See chapter “25.2.3. SP-INPUT – Type of set-point value default (internal or external)”.
Setting:
P.CONTROL
→
SETUP
→
SP-INPUT
→
external
•
Process actual value
calibr. PV
(4 - 20 mA or *C)
For the calibration process the signal type is displayed which was specified for the process actual value
when setting up the process controller.
See chapter “25.2.1. PV-INPUT – Specifying signal type for the process actual value”.
The frequency signal type (flow rate) cannot be calibrated.
If the frequency was set when setting up the process controller (
P.CONTROL
→
SETUP
→
PV-
INPUT
→
Frequency)
, the
calibr. PV
menu option is hidden.
16.1.17.1.
Calibration of the position actual value and the set-point position
Calibrate
CAL.USER
as follows:
→
Press
MENU
for 3 s. Switching from process level
setting level.
→
/ Select
CAL.USER
. (To do this, the auxiliary function must be incorporated into the main menu).
→
Select
ENTER
. The submenu options are displayed.
calibr. POS
- Calibration of the position actual value (0...100%):
→
/ Select
calibr.POS
.
→
Select
ENTER
. The menu options for the minimum and the maximum position actual values are
displayed.
→
/ Select
POS. pMin
.
→
Select
INPUT
. The input screen for the lower value (
POS.lower
) is opened.
→
/ Select
OPN
open more
CLS
close more. Approach minimum position of the valve.
english
Summary of Contents for 8792
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