AUMA Aumatic AC 01.1 - Page 74

BUS, AUTO REMOTE
The selector switch is enabled via fieldbus.
This setting is only permissible if the local controls are equipped with a
selector switch and if additional control inputs (option) are available.
In case of bus failure, the selector switch position REMOTE is enabled to
allow actuator operation via the additional control inputs from the control
room.
BUS, AUTO
The selector switch is enabled via fieldbus.
This setting is only permissible if the local controls are equipped with a
selector switch.
In case of bus failure, the selector switch positions LOCAL, OFF, and
REMOTE are enabled. Depending on the selector switch position, the actua-
tor may either be operated via the push buttons from LOCAL or via the con-
trol room from REMOTE.
I/O
The digital RELEASE input (refer to wiring diagram ACP) is used to enable
or disable the actuator operation via the push buttons.
This setting is only permissible if the local controls are equipped with a
selector switch (
SELECTOR SWITCH = AVAILABLE parameter).
.
Disabling operation via push buttons:
no signal at the RELEASE input (the status indication
S0 in the display
shows
RESTRICTED).
.
Enabling operation via push buttons:
Apply + 24 V DC signal at the RELEASE input.
74
Actuator controls
AUMATIC AC 01.1/ACExC 01.1 Profibus DP Manual