User manual

IEC61131 User and Reference Manual
April 22, 2008
558
 Always
 Sometimes If 'Sometimes', when?
 Configurable for Always or Never
Requires Application Layer Confirmation:
 Never
 Always (not recommended)
 When reporting Event Data (Slave devices only)
 When sending multi-fragment responses (Slave devices only)
 Sometimes If 'Sometimes', when?
______________________________________________
Configurable for always or only when Reporting Event Data and Unsolicited Messages
Timeouts while waiting for:
Data Link Confirm  None  Fixed at _________  Variable  Configurable
Complete Appl. Fragment  None  Fixed at _________  Variable  Configurable
Application Confirm  None  Fixed at _________  Variable  Configurable
Complete Appl. Response  None  Fixed at _________  Variable  Configurable
Others __________________________________________________________________________
Sends/Executes Control Operations:
WRITE Binary Outputs  Never  Always  Sometimes  Configurable
SELECT/OPERATE  Never  Always  Sometimes  Configurable
DIRECT OPERATE  Never  Always  Sometimes  Configurable
DIRECT OPERATE - NO ACK  Never  Always  Sometimes  Configurable
Count > 1  Never  Always  Sometimes  Configurable
Pulse On  Never  Always  Sometimes  Configurable
Pulse Off  Never  Always  Sometimes  Configurable
Latch On  Never  Always  Sometimes  Configurable
Latch Off  Never  Always  Sometimes  Configurable
Queue  Never  Always  Sometimes  Configurable
Clear Queue  Never  Always  Sometimes  Configurable