Rockwell Automation 865 Differential Protection Relay - Manual (Page 124)

6-6 Control
Functions
865-UM001A-EN-P – July 2009
Object States
Each object has the following states:
Table 6.6 – Object States
Setting Value Description
Undefined (00)
Open
Close
Object state
Undefined (11)
Actual state of the object
Basic Settings for Controllable Objects
Each controllable object has the following settings:
Table 6.7 – Basic Settings for Controllable Objects
Setting Value Description
DI for ‘obj open’ Open information
DI for ‘obj close’ Close information
DI for ‘obj ready’
None, any digital input,
virtual input or virtual output
Ready information
Max ctrl pulse length
0.02 … 600 s
Pulse length for open and close
commands
Completion timeout 0.02 … 600 s Timeout of ready indication
Object control Open/Close Direct object control
If changing states takes longer than the time defined by “Max ctrl
pulse length” setting, object fails and “Object failure” matrix signal
is set. Also undefined-event is generated. “Completion timeout” is
only used for the ready indication. If “DI for ‘obj ready’” is not set,
completion timeout has no meaning.
Output signals of Controllable Objects
Each controllable object has 2 control signals in matrix:
Table 6.8 – Output Signals of Controllable Objects
Output signal Description
Object x Open Open control signal for the object
Object x Close Close control signal for the object
These signals send control pulse when an object is controlled by
digital input, remote bus, auto-reclose etc.