Operating Instructions

Corrective action
Fault indications and warning indications
A6V12052002
65 | 80
Indication on display
Description/cause
Remedy
Syn. link wire break SA
Synchronous link function: Signal
loss of actual po sition value from
master actuator or slave actuator.
Check wiring.
DMF fault OPEN
1)
The torque in direction OPEN,
measured at the output drive shaft
using the torque measurement
flange, is too high.
Check DMF trip torque OP
parameter.
DMF fault CLOSE
1)
The torque in direction CLOSE,
measured at the output drive shaft
using the torque measurement
flange, is too high
Check DMF fault level parameter.
Check DMF trip torque CL
parameter.
FQM collective fault
2)
Collective signal 25:
Press push button Details to
display a list of individual
indications.
For a description of the individual
signals, see the Manual
(Operation and setting).
1. For actuators equipped with torque measurement flange (DMF)
2. For actuators equipped with fail safe-unit
Table 11: Not ready REMOTE and Function check (collective signal 04)
Indication on display
Description/cause
Remedy
Wrong oper. cmd
Collective signal 13:
Possible causes:
● Several operation commands
(e.g. OPEN and CLOSE
simultaneously, or OPEN
and SET-POINT operation
simultaneously)
● A setpoint is present and the
positioner is not active
● Check operation commands
(reset/clear all operation
commands and send one
operation command only).
● Set parameter Positioner to
Function active.
● Check setpoint.
Press push button Details to
display a list of individual
indications.
For a description of the individual
signals, see the Manual
(Operation and setting).
Sel. sw. not REMOTE
Selector switch is not in position
REMOTE.
Set selector switch to position
REMOTE.
Service active
Operation via service interface
(Bluetooth) and AUMA CDT
service software.
Exit service software
Disabled
Actuator is in operation mode
Disabled.
Check setting and status of
function <Local controls enable>.
EMCY stop active
The EMERGENCY stop switch
has been operated.
The motor control power supply
(contactors or thyristors) is
disconnected.
● Enable EMERGENCY stop
switch.
● Reset EMERGENCY stop
state by means of Reset
command.