KEYENCE DL-EP1 - Manual (Page 85)

3-4 Message Communication
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- EtherNet/IP Compatible Network Unit DL-EP1 User’s Manual (IB) -
• Responses (when unsuccessful)
For details on the attribute ID, settings, general status, and additional status of each
parameter, refer to "DL Object (Class ID:67H)" (Page 3-32) and "Attributes"
(Page 3-34).
(3) Issuing operation commands to a sensor amplifier
Message communication issues operation commands such as error clear to the
sensor amplifier connected to the DL-EP1.
Service code 4BH is used.
The following settings are required to use this object.
• Service Code
• Class ID
• Instance ID
• Attribute ID
Before executing the operation command, check that the sensor amplifier
can execute the operation command. For details on the check method,
refer to "IB Series User's Manual". Also, check that the executed operation
command ends normally.
• Attribute IDs supported by the instance service 4BH (operation command)
The contents of processing performed by the instance service 4BH (operation
command) depend on the attribute ID to be selected.
The table below details the attribute IDs that can be selected.
Item Description Data Example
General status A general status for the service is returned 0EH
Additional status An additional status is returned. -
Service response data There is no service response data. -
Attribute
ID
Name Description
0301H
(769)
Zero shift request
Executes zero shift.
Turning off the sensor amplifier after executing zero shift
restores the state before the zero shift function is used. If
the shift state is retained even after the sensor amplifier is
turned off, set the saving zero shift value function to ON.
0302H
(770)
Zero shift reset request Resets the zero shift value.
0303H
(771)
Resets request Executes reset
0304H
(772)
Error clear request
Clears the ref. light quantity registration error [ErG] and
adjust error [ErAdJ].
Point