11 EtherCAT Coupler Unit Functions
11 - 10
NX-series EtherCAT Coupler Unit User’s Manual (W519)
11-4 Security
This section describes the subset of security functions that are supported by the EtherCAT Slave Termi-
nal, and the specifications that apply to the EtherCAT Slave Terminal. Security is built into the NJ-series
CPU Unit.
Refer to the NJ-series CPU Unit Software User’s Manual (Cat. No. W501) for full details on security.
The following table lists the subset of the security functions that are supported by the EtherCAT Slave
Terminal. These security functions are built into the NJ-series CPU Unit.
The authority for operations that affect the EtherCAT Coupler Unit and NX Units are given below.
OK: Operation possible, VR: Verification required for each operation, NP: Operation not possible
11-4-1 Supported Security Functions
Function Purpose of function Remarks
Operation authority verification Prevention of incor-
rect operation
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11-4-2 Specifications of Verification of Operation Authority for the
EtherCAT Slave Terminal
Monitoring status
Adminis-
trator
Designer
Main-
tainer
Operator Observer
Troubleshooting and event logs OK OK OK OK OK
I/O monitoring
Adminis-
trator
Designer
Main-
tainer
Operator Observer
Reading I/O OK OK OK OK NP
Writing I/O OK OK OK VR NP
Setting/resetting OK OK OK VR NP
Forced refreshing (TRUE/FALSE/Clear) OK OK OK NP NP
Controller operation
Adminis-
trator
Designer
Main-
tainer
Operator Observer
RUN mode OK OK VR NP NP
PROGRAM mode OK OK VR NP NP
Clearing all memory OK NP NP NP NP
Resetting Controller OK OK NP NP NP
Resetting errors (troubleshooting) OK OK OK VR NP
Clearing event logs (troubleshooting) OK OK OK NP NP
Restarting OK OK OK NP NP
Transfer operation
Adminis-
trator
Designer
Main-
tainer
Operator Observer
Sysmac Studio synchronization
*1
*1. For both uploading and downloading.
OK OK OK NP NP
Unit operation settings
Transferring data to the Controller from the computer
OK OK OK NP NP
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