6
OPERATION
6.1
Control and display elements
The Top Control has 3 keys and a LCD (Fig 6.1).
The functions of the keys are described in the following section.
Arrow up key
Fig. 6.1: Control and display elements
6.2
Operating levels
2 operating levels are provided for operation of the positioner (fig. 6.2):
•
Process operation level:
This level is automatically set each time the unit is switched on. It allows changing between the MANUAL and AUTOMATIC
operating modes. In the AUTOMATIC mode the position control or process control is automatically processed. In the MANUAL
mode the valve can be opened or closed manually.
Configuration level:
•
Specify the basic functions on initial commissioning and select further additional functions within the configuration level.
Process mode
MANUAL
Fig. 6.2: Changing between the operating levels
94
Arrow down key
AUTO-
MATIC
Configuration mode
5 s
Basic func-
tions
End
MANUAL/AUTOMATIC key
LED (in the MANUAL/
AUTOMATIC key)
Additional
menu
Operating instructions no. 800607