Ascii Method; Communications Procedure - Omron RX Series User Manual

8-6

ASCII Method

8-6-1

Communications Procedure

The inverter communicates with an external controller as follows.
External
controller
Inverter
(1): Frame that is sent from external controller to Inverter
(2): Frame that is sent back from Inverter to external controller
Frame (2) will be output as a response from the inverter after it receives frame (1) and is not an active
output.
Each frame format (command) is shown below. For each command, refer to the next section.
Command List
Command
00 Inputs forward/reverse/stop command.
01 Sets frequency reference.
02 Sets multi-function input terminal status.
03 Reads all monitor data.
04 Reads the inverter status.
05 Reads the trip data.
06 Reads a parameter setting.
07 Sets a parameter value.
Restores all parameters to the default
08
datas.
Checks if a set value can be stored in
09
EEPROM.
0A Stores a set value in EEPROM.
0B Recalculates internal parameters.
High-function General-purpose Inverter 3G3RX-V1 User's Manual (I578-E1)
(1)
C078
Communication wait time (Set via the Digital Operator.)
Description
8 Communications Functions
Time
(2)
Broadcast to
all stations
Enabled
Enabled
Enabled
Disabled
Disabled
Disabled
Disabled
Enabled
b084 must be set to 01 or 02.
Enabled
(The trip data will be cleared.)
Disabled
Enabled
Enabled
Remarks
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