AUMA SAV 07.2 Operation Instructions Manual page 76

Corrective action
Warnings and Out of specification
Indication on display
Wrn no reaction
Torque wrn OPEN
Torque wrn CLOSE
PVST required
Maintenance required
Table 31:
Faults and Failure
Indication on display
Configuration error
Config. error REMOTE
Internal error
Torque fault CLOSE
Torque fault OPEN
Phase fault
Thermal fault
Fault no reaction
Poti Out of Range
Wrn input AIN 1
Wrn input AIN 2
76
SAV 07.2 SAV 16.2 / SARV 07.2
Description/cause
No actuator reaction to operation commands within
the set reaction time.
Limit value for torque warning in direction OPEN
exceeded.
Limit value for torque warning in direction CLOSE
exceeded.
Execution of PVST (Partial Valve Stroke Tests) is
required.
Maintenance is required.
Description/cause
Collective signal 11:
Configuration error has occurred.
Collective signal 22:
Configuration error has occurred.
Collective signal 14:
Internal error has occurred.
Torque fault in direction CLOSE
Torque fault in direction OPEN
When connecting to a 3-ph AC system and with
internal 24 V DC supply of the electronics:
Phase 2 is missing.
When connecting to a 3-ph AC system: One of
the phases L1, L2 or L3 is missing.
Motor protection tripped
No actuator reaction to operation commands within
the set reaction time.
Potentiometer is outside the permissible range.
Loss of signal analogue input 1
Loss of signal analogue input 2
SARV 16.2 Control unit: electronic (MWG)
Remedy
Check movement at actuator.
Check parameter Reaction time M0634.
Check parameter Wrn torque OPEN M0768, re-set
if required.
Check parameter Wrn torque CLOSE M0769, re-
set if required.
Remedy
Press push button Details to display a list of indi-
vidual indications.
For a description of the individual signals, refer to
Manual (Operation and setting).
Press push button Details to display a list of indi-
vidual indications.
For a description of the individual signals, refer to
Manual (Operation and setting).
AUMA service
Press push button Details to display a list of indi-
vidual indications.
For a description of the individual signals, refer to
Manual (Operation and setting).
Perform one of the following measures:
Issue operation command in direction OPEN.
Set selector switch to position Local control
(LOCAL) and reset fault indication via push
button RESET.
Execute reset command via fieldbus.
Perform one of the following measures:
Issue operation command in direction CLOSE.
Set selector switch to position Local control
(LOCAL) and reset fault indication via push
button RESET.
Execute reset command via fieldbus.
Test/connect phases.
Cool down, wait.
If the fault indication display persists after cool-
ing down:
-
Set selector switch to position Local con-
trol (LOCAL) and reset fault indication via
push button RESET.
-
Execute reset command via fieldbus.
Check fuses.
Check movement at actuator.
Check device configuration:
Parameter Low limit Uspan M0832 must be less
than parameter Volt.level diff. potent. M0833.
Check wiring.
Check wiring.
ACV 01.2 HART