Parker Hannifin Dynaserv G2 User Manual

Page 89

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7-5

[Transmission character string]

Transmission character strings are classified as follows. The details about the @ commands and parameter
commands will be explained separately in Section 7.4, “@ Commands” and Section 7.5, “Parameter
Commands.”

Explanation

Receivable status

@ commands

Commands for operating the driver

Receivable status changes
depending on the command.

Parameter
commands

Commands for setting parameters and
reading parameter/monitor values.

Receivable status changes
depending on the parameter.

[Response character string]

A response character string is structured as follows.

: Field 1

Response
character string

Prompt

: Field 2

...

: Field 3

Space, one character

Header

Response character strings are classified as follows.

Header

structure

!

part

"

part

Explanation

General

R!"

Number of
fields

For the field expression
method; see the note.

Normal response character strings to a
transmission character string.
The number of fields changes depending on
the content of the response.

Error

ERR!!."

Alarm

ALM!!."

Error/alarm
code (main)

Error/alarm code (sub)

Response character string to a transmission
character string at error and alarm.
Fields never exists.

Note: In case of a general response the " part of the field is expressed in one of the following ways:

0: In case there is no field
D: Character string expressed in decimal
B: Binary expression (8, 16, 32 digits)
H: Hexadecimal expression (2, 4, 8 digits)
S: Character string
Z: Other than above (character string, etc.)

The following shows some examples of response character strings.

R00
R1D

Position control bandwidth: 12

R1B

Sensor group signal status: 00010000

ERR30.0

Servo not ready

ALM60.0

Cannot interpret command

7

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