122 EtherNet/IP – Start-up
20 CONTROL
TIMEOUT
Defines the control timeout value.
The EtherNet/IP protocol specifies connection
timeout for I/O messaging (Class 1) and
Connected explicit messaging (Class 3), but
not Unconnected explicit messaging.
This parameter provides a timeout for
Unconnected explicit messaging and for
instances of Connected explicit messaging
(Class 3), where the client breaks the
connection in between requests.
0
ACS355:
FB PAR 20
ACSM1:
FBA PAR20
ACS850/ACQ810:
FBA par20
ACS880/ACS580:
Control timeout
No. Name/Value Description Default
Connection type Control
timeout
Timeout source
I/O messaging
(Class 1)
0…65535 (Requested Packet Interval) X
(Connection Timeout Multiplier)
Note: Timeout behavior may be modified by
Watchdog Timeout Action attribute of
Connection object.
Connected
explicit
messaging
(Class 3)
0 (Requested Packet Interval) X
(Connection Timeout Multiplier)
Note: Timeout behavior may be modified by
Watchdog Timeout Action attribute of
Connection object.
1…65534 100ms X (Control Timeout Value) since last
Control Event
65535 Never Timeout
Unconnected
explicit
messaging
0Always Timeout
Note: Control Timeout must be greater than
zero to control drive with Unconnected
Explicit Messaging.
1…65534 100ms X (Control Timeout Value) since last
Control Event
65535 Never Timeout
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