ProSoft Technology PLX8X-MNET-61850 - Manual (Page 176)

Reference PLX8x-MNET-61850 ♦ Communication Gateway
User Manual Modbus TCP/IP to IEC 61850
Page 176 of 228 ProSoft Technology, Inc.
May 14, 2014
SBO (Select Before Operate) with Normal Security
SBO control with normal security first verifies that the data attribute is not
currently selected by a different Client; that it is operable; and that the operation
is not restricted. If this is verified, then the Operate request should proceed. It
uses these services:
 S
ELECT
 C
ANCEL
 O
PERATE
 T
IME A CTIVATED O PERATE
SBO with normal security data attributes are generally controllable single point
(SPC) attribute types. These are things such as:
 R
UN D IAGNOSTICS
 T
RIGGER RECORDER
 R
ESET RECORDER MEMORY
 C
LEAR MEMORY