Message Service Procedure - Omron CS1W-SLK11-21 - 06-2004 Manual

Message Service Procedure

1-6

Message Service Procedure

1,2,3...
14
The following steps outline the basic procedure for using the message ser-
vice.
1. Install and wire the Units.
Contents
a. Mount the Units to the PLCs.
b. Wire the Network.
c. Connect terminating resistance Coaxial systems only.
2. Prepare for communications.
Contents
a. Set the unit number.
b. Set the node address.
3. Turn ON the power to the PLC.
Contents
Turn ON the power to the PLC.
4. Create the I/O tables.
Contents
Create the I/O tables.
5. Register routing tables if using internetwork connections.
Contents
a. Set the local network table
b. Set the relay network table
6. Create the user program.
Contents
a. Prepare the send and receive
data in memory.
b. Prepare the control data for the
communications instruction.
c. Check the conditions for exe-
cuting the SEND/RECV or
CMND instruction.
d. Execute the SEND/RECV or
CMND instruction.
e. Execute other instructions are
required for the results of the
communications instruction,
(e.g., retry or error processing
if an error occurs).
Remarks
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Remarks
CS-series, CVM1, and CV-series
PLCs only
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Remarks
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Remarks
CS-series, CVM1, and CV-series
PLCs only
Remarks
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Remarks
Stored in the memory areas of the
source node
The standard input conditions are
the Active Node Flags for the
source and destination nodes, and
the Port Enabled Flag.
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The standard input condition is the
Port Error Flags.
CS-series PLCs have 8 communi-
cations ports. When 9 or more
communications instructions are
executed at the same time, exclu-
sive control is necessary.
Section 1-6
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