Protocol Conversion; Types Of Protocol Conversion; Converting Fins To Compoway/F - Omron SYSMAC CS1W-SCB41-V1 Operation Manual

Protocol Conversion

6-5 Protocol Conversion
6-5-1

Types of Protocol Conversion

Type of
conversion
Destination
(from FINS)
address
Converting to Serial port
CompoWay/F number on
Board/Unit
Converting to
Modbus-RTU
Converting to
Modbus-ASCII
Converting to Any address
Host Link FINS except Board/
Unit's serial
port number.
6-5-2

Converting FINS to CompoWay/F

212
Frame before conversion
FINS
command
2803 hex CompoWay/F
command
2804 hex Modbus-RTU
command
2805 hex Modbus-ASCII
command
User-speci- User-specified
fied
For details on FINS response end codes, refer to Troubleshooting Using FINS
Note
End Codes in 11-3-2 Serial Gateway (Serial Gateway or Protocol Macro
Mode) .
OMRON Components connected serially to a PLC via CompoWay/F can be
accessed from the CPU Unit or PT using CompoWay/F commands enclosed
in FINS messages.
• Sent FINS message: FINS header + FINS command code 2803 hex +
CompoWay/F command
• Message after conversion: CompoWay/F command
FINS message
CPU Unit
(CMND(490)
FINS header
instruction) or
CompoWay/F command encapsulated
PT (Program-
using FINS command 2803 hex
mable Termi-
nal)
Processing at
Board/Unit
FINS data
CompoWay/F
command with
FINS header
removed sent to
serial port.
Modbus-RTU
command with
FINS header
removed sent to
serial port.
Modbus-ASCII
command with
FINS header
removed sent to
serial port.
Transfers FINS
command inside
Host Link header
and terminator.
2803
CompoWay/F command
(Via network or CPU bus)
Section 6-5
Protocol after Target (commu-
conversion nications part-
(using serial
communica-
tions)
CompoWay/F OMRON Compo-
command nent (e.g., Tem-
perature
Controller, Digital
Panel Meter, or
Smart Sensor)
Modbus-RTU Modbus-RTU
command Slave-compatible
device (including
OMRON 3G3JV,
3G3MV, and
3G3RV Inverters)
Modbus-ASCII Modbus-ASCII
command Slave-compatible
device (e.g., tem-
perature control-
ler, indicator, or
power monitor)
FINS com- OMRON PLC
mand for Host (CS/CJ Series, or
Link communi- CVM1/CV
cations Series)
CompoWay/F command
Serial Com-
CompoWay/F command
munications
Unit/Board
(RS-232C or RS-422A/485)
ner)
CompoWay/F-
compatible
OMRON
Component