Control During Operation
7-56 7SA6 Manual
C53000-G1176-C156-2
7.4.6 Switching Authority
Switching authority determines the command sources that are permitted for control.
From the
DeviceFront
In devices with graphic display the switching authority is determined by the upper key-
operated switch. If the key-operated switch is in horizontal position (
local), the local
control is admitted via the device panel. If it is in vertical position (
remote), the remote
control is admitted.
Otherwise use the device control menu: with a device ready for operation, first press
the key. The
MAIN MENU appears.
Using the key, select the menu item
Control and move to editing the control func-
tions with the key. The selection
CONTROL appears.
Here, select the menu item
Control Auth. with the key and switch to the next
selection using the key. The selection
CONTROL AUTH. appears (see Figure 7-57).
Figure 7-57 Setting Switching Authority with the Operator Control Panel
Pressing the key opens a selection window in which the options LOCAL/REMOTE
are offered.
Choose the desired option using the and keys, and confirm with the key.
Acknowledge the subsequent message pressing the key.
Usethe keytoreturntothe
SWITCH AUTH level; the key to return to the MAIN
MENU
.
From PC with
DIGSI
®
4
For safety reasons, switching authority can only be changed locally using the keypad
on the front panel of the device. Switching authority cannot be changed with DIGSI
®
4.
To perform control with DIGSI
®
4, switching authority at the device must be set to RE-
MOTE
, or the test conditions for remote control of switching authority must not be set
to active. Switching authority is first transferred to DIGSI
®
4 when the control window
(see Figure 7-51) is opened.
MENU
CONTROL 04/05
--------------------
>Interlock –> 3
>Control Auth. –> 4
CONTROL AUTH.
--------------------
Switch Auth.> Local
ENTER
PW Unlock Control?
=-------
Enter password No. 2 (for non-interlocked
switching) and acknowledge with
ENTER
ENTER
CONTRO
------ >Remote -----
Switc Local Local
ENTER
ENTER
ENTER
MENU
:
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