118
Auxiliary functions
Type 8792, 8793 REV.2
16.1.21
POS.SENSOR
Setting interface remote position sensor
The interface for the connection of an external position sensor can be selected in this menu.
The following connection options are possible:
Interface
Position sensor
Setting in the menu
(ADD.FUNCTION)
digital (serial)
Remote sensor Type 8798.
POS.SENSOR
→
DIGITAL
analog (4 - 20 mA)
*
any high-resolution position
sensor.
POS.SENSOR
→
ANALOG
Table 37:
Connection options Type 8793 with external position sensor
* If the external position sensor is connected to the process controller Type 8793 via the analog
interface, it can be operated only as a positioner (position controller).
The
P.CONTROL
auxiliary function is automatically removed.
Setting the interface remote position sensor:
→
Press
MENU
for 3 s. Switching from process level
setting level.
→
/ Select
POS.SENSOR
. (To do this, the auxiliary function must be incorporated into the main menu).
→
Select
ENTER
. The submenu options are displayed.
→
/ Select
DIGITAL
.
→
Select
ENTER
.
The position signal of the external position sensor is digitally transmitted
Digital interface (menu option
POS.SENSOR
→
DIGITAL
):
Type 8792/8793 is connected to the path sensor Type 8798 via a digital interface (see chapter “Terminal
assignment for external position sensor (for remote variant only)” on page 137).
or
→
/ Select
ANALOG
.
→
Select
ENTER
.
The position signal of the external position sensor is transmitted analog
Analog interface (menu option
POS.SENSOR
→
ANALOG
):
Type 8793 is connected with any external position sensor with a 4...20 mA output signal via an interface
4...20 mA. To do this, the external position sensor is connected to the process actual value input (see
chapter “Terminal assignments of the process actual value input” on page 137).
If the external position sensor requires an additional power supply of 24 V DC, it can be supplied via the
positioner.
→
Select
EXIT
. Acknowledgment and simultaneous return to the main menu (MAIN).
→
Select
EXIT
. Switching from setting level
process level.
You have set the remote position sensor interface.
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