Operation
Operation after a Powerup or Reset
The SRD initializes after a powerup or reset, checking and
starting the electronic components. The stored data of the
positioner is not affected and remains unchanged.
The INIT status displays in clear text on the LCD or as
LED code.
Initialization takes approximately 3 seconds, then the
SRD goes:
• Into operation if Autostart has already been done or
• To configuration Menu 1, to select the text language.
9.9 Menu Lang
9.9.1 English
9.9.2 Deutsch
9.9.3 (Francais)
and the display orientation is selected ...
9.10 LCD Orient
9.10.1 Normal
9.10.2 Flipped
then automatically continued to configuration:
SRD Main Menu
1Mounting
2Autostart
3Valve Action
Select with keys
(+) or (–)
and confirm with().
Operation after an Autostart
After an autostart, the SRD goes automatically IN OPERATION.
While IN OPERATION, you can still configure additional
parameters. Press to access the parameters.
87.5 %
Valve position
The LCD display indicates the
process variable.
With the LED version, all LEDs are off
during operation.
Inputcurrent
Digital
Stem setpoint
Output
Output
Inputpressure
Temperature
Travel sum
Valvecycles
Press +or –to retrieve additional
information from the SRD:
Certain data is available only with the
corresponding options.
Manual Operation
To switch to manual mode, press twice. You can now set
the valve position manually. To exit the menu, press twice.
Operation with LCD
• Press to enter the Menu mode. Menu 1 appears.
• Press +or –to select a menu item. Each press moves one
menu item forward or back.
• Press to confirm your selection and enter the Parameter
Change mode for the selected item.
• Press again to exit the Menu mode.
◊ If the SRD remains in Menu mode, it is OUT OF SERVICE
and you must initiate an autostart.
◊ If the SRD is IN OPERATION, the valve position displays.
◊ If you select a menu but do not press any keys for a
few minutes, the SRD switches back to operation.
Operation with LED
• Press to enter the Menu mode. The red LED flashes
alternately with the green LED1, which indicates menu
item 1.
• Press +or –to select a menu item. Each press moves
one menu item forward or back. The flashing green LEDs
indicate a selected menu item.
To test the LED before configuration, move from menu
item 1 to 4 and check that each LED lights.
• Press to confirm your selection and enter the Parameter
Change mode for the selected item. The red LED goes off
and the remaining green LED indicates the parameter or
state to be set1).
• Press again to exit the Menu mode. Red and green LEDs
extinguish when the SRD is IN SERVICE.
◊ If the SRD remains in Menu mode, it is OUT OF SERVICE
and you must initiate an autostart.
◊ If the SRD is IN OPERATION, the valve position displays.
◊ If you select a menu but do not press any keys for a
few minutes, the SRD switches back to operation.
1) Exception in Menu 6 (and at PROFIBUS Menu 10). No parameter indicated at rst, but
ashing rhythm with long green and short red phases. This points to a sub-menu. Then
enter into parameter selection as described.
Startup
Page 9May 2018 POS-QS-00502-EN-02
