8
available that can be configured in Program mode. ESD feature now can be carried out using an
external 24VDc supply also.
2.5
EVENT STORAGE & DATALOGGING OPTION
This range of actuators comes with an option to store events such as faults, statuses, number of
starts (Open in Local/Remote etc. using a Bluetooth module. The events are stored in a flash
memory and can be read via Bluetooth. The data logged will have a real time stamp and can be
downloaded using a user-friendly application called Auma India Utility Software onto a PC/
Laptop with Bluetooth connection. About 43691 events can be stored at a time using this
module. AIUS is also used in assisting commissioning and diagnosing the actuators. Device Tag is
customer configurable. Remote Operation of actuator through Bluetooth is also available.
The available events are as follows:
Number of Starts (Open and close in specified duration)
Open and close Command with Selector Switch Position
Tripping Torque Profile (Non-Intrusive)
Faults.
o
Loss of Phase
o
o
24 V Fail
o
Thermal Switch Trip.
o
Torque Switch Trip
o
Control Supply Failure
o
TOLR
Selector Switch Change.
End Position
ESD
More details of this feature is available in AIUS User Manual ( Doc. No.: 4-AIUS-MANUAL-39396).
2.6
PARTIAL VALVE STROKE TEST (PVST) OPTION
This feature is used in checking correct functioning of valves which are not operated for a
long period. When PVST is triggered the valve moves to particular percentage and come
back to the same end position and gives PVST result. The features are:
PVST can be triggered externally through a switch or via MODBUS.
PVST command can be given through MODBUS using dedicated registers.
PVST Position can be configured in the following two ways.
From Open End
From Close End
PVST Percentage can be set to any of the three options.
5%, 10%, 15%
