Lütze DIOLINE20, Operating Instructions Manual

Page: 24 / 45

Ethernet/IP bus interface for DIOLINE20 Vers. 1.00 Functional description
24/45
The following conditions apply for access of several scanners (Scanner 2 or additional) to the adapter
module (assumption: Scanner 1 has an open Exclusive Owner connection):
Exclusive
Owner
Listen Only Input Only Output Only
Meaning Used equally for
access to the
input data and to
exclusively set
the output data Can only exist
together with an
Exclusive Owner
connection
and only to access
the input data Exists
independently of
other connections to
access the input
data Used to
exclusively set the
output data
(in principle, this
is a slimmed-
down Exclusive
Owner
connection)
Connection
ID Is declined as
long as there is
already any
other Exclusive
Owner
connection T

O:
Same as for
Scanner 1
(Connection 1)
O

T:
Own, just for
Heartbeat
(Connection 2)
T

O:
Own
(Connection 2)
O

T:
Own, just for
Heartbeat
(Connection 2)
Is declined as
long as there is
already any other
Exclusive Owner
connection
Access
rights
I/O data - Read only
(Connection 1) Read only
(Connection 2) -
Heartbeat - Receive via
Connection 1
Transmit via
Connection 2 Receive and
transmit via
Connection 2 -
Scanner 1
closes
connection Allows Scanner
2 to be opened Closes automatically
(Connection 1) T

O:
Connection 2
remains
O

T:
Connection 2
remains
T

O:
Own, just for
Heartbeat
(Connection 2)
O

T:
Own
(Connection 2)
Scanner 1
re-opens an
Exclusive
Owner
connection Is declined as
long as any there
is already any
other Exclusive
Owner
connection re-opens
automatically
(Connection 1) T

O:
Connection 2
remains
O

T:
Connection 2
remains
Is declined as
long as there is
an Output Only
connection
Legend:
O: Originator (Scanner, point-to-point transmitter)
T: Target (Adapter, multicast transmitter)