IAI America REXT - Manual (Page 379)


Part 2 Startup Chapter
Chapter 5 Network Setup
347
Part 2 Startup Chapter
5.4.3 Address Correlation Diagram for RS485SIO System (Example)
The following diagram assumes the Modbus gateway mode and use of a function block.
PLC Gateway R unit (RGW-SIO)
Gateway register (PLC output)
Upper byte Lower byte
(Axis 0) Position data specification (L)
(Axis 0) Position data specification (H)
(Axis 0) Position number
(Axis 0) Control signal
(Axis 1) Position data specification (L)
(Axis 1) Position data specification (H)
(Axis 1) Positioning band specification (L)
(Axis 1) Positioning band specification (H)
(Axis 1) Speed specification
(Axis 1) Acceleration/deceleration spec.
(Axis 1) Push current limiting value
(Axis 1) Control signal
(Axis 0) Current position data (L)
(Axis 0) Current position data (H)
(Axis 0) Completed position number
(Axis 0) Status signal
(Axis 1) Position data specification (L)
(Axis 1) Position data specification (H)
(Axis 1) Current ampere value (L)
(Axis 1) Current ampere value (H)
(Axis 1) Current speed data
(Cannot be used)
(Axis 1) Alarm
(Axis 1) Status signal
Gateway status signal 0
Gateway status signal 1
Response command
Data 0
Data 1
Data 2
Data 3
(Cannot be used)
Address assignments
Function block
Variable name Set address
Address
Address assignments
Function block
Variable name Set address
Gateway register (PLC input)
Upper byte Lower byte
Address
Gateway control signal 0
Gateway control signal 1
Request command
Data 0
Data 1
Data 2
Data 3
(Cannot be used)
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