25
AD-4411
9.4.2. Command and response
Using the "Command", "Command value", "Response" and "Response value" areas, functions can be executed
and setting values can be written / read. The procedure differs depending on the type of command.
9.4.2.1. Executing function command
The following functions can be executed.
Command
Description
0
AD-4411 enters command waiting state. Commands set while not in the command
waiting state are ignored.
201
Zero setting
202
Tare
207
Tare clear
212
Zero clear
401
Zero calibration
402
Span calibration
Use the following procedure to execute a function such as tare.
1. Set the command "0" in the "Command" area on PLC.
2. When AD-4411 accepts the command "0", it echoes back "0" in the "Response" area and waits for a
command.
3. Set a valid command (e.g. 202: Tare) in the "Command" area on PLC.
4. If AD-4411 successfully executes the command, it echoes back the command (e.g. 202: Tare) in the
"Response" area. If it fails, the "Response" area is updated to 65535: Error.
Command Value: N/A
Command: 0
AD-4411
PLC
To accept command "0"
Response Value: 0
Response: 0
To execute taring
Command Value: N/A
Command: 202 (=Tare)
Response Value: 0
Response: 202 (=Tare)
Command waiting state
Содержание AD-4411
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