7-67
7 Tag Data Link Functions
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
7-2 Setting Tag Data Links
7
7-2-17 Changing Devices
You can change devices that are registered in a network configuration with the Network Configurator.
Select Change Device from the Device Menu to display a list of the possible devices to change to.
Select the desired device. You can change a device only when there is complete or upward compatibil-
ity with the device.
Yes: Can be changed.
No: Cannot be changed.
*1 Cannot be changed if a network variable is specified as a tag.
*2 Cannot be changed if the following items exceed the permissible settings of the device after the change:
Number of I/O connections, number of tags, number of tag sets, and size of one tag set.
*3 Cannot be changed in any of the following cases:
• The number of I/O connections, number of tags, number of tag sets, or size of one tag set exceeds the per-
missible settings for the device after the change.
• RPI exceeds the permissible settings or is set in 0.5-ms increments (such as 10.5 ms).
*4 Cannot be changed if a variable is specified as a tag.
*5 Cannot be changed if tags or tag sets exceed the permissible settings for the refreshing size, or one of the tag
sizes is an odd number of bytes.
*6 Cannot be changed if the maximum size of a tag name or tag set name (size after conversion into UTF-8)
exceeds 48 bytes.
7-2-17 Changing Devices
Device Changes
Model after change CJ1W-
EIP21
CS1W-
EIP21
CJ1W-
EIP21
CS1W-
EIP21
CJ1W-
EIP21
(NJ)
CJ2W-
EIP21
(CJ2)
CJ2B-
EIP21
CJ2M-
EIP21
NJ501-
@@@@
NJ301-
@@@@
Model before
change
Rev 1.01 1.01 2.01 2.01 2.04 2.01 2.01 2.01 1.01
CJ1W-EIP21 1.01 - - - Ye s Ye s Ye s Ye s Ye s Ye s *2 * 3
CS1W-EIP21 1.01 Ye s - - - Ye s Ye s Ye s Ye s Ye s * 2 * 3
CJ1W-EIP21 2.01 No No --- Yes Yes Yes Yes *2 *3
CS1W-EIP21 2.01 N o N o Ye s - - - Ye s Ye s Ye s *2 * 3
CJ1W-EIP21 (NJ) 2.04 No No *1 *1 --- Yes Yes *2 *3
CJ1W-EIP21 (CJ2) 2.01 No No *1 *1 *1 --- Yes *2 *3
CJ2B-EIP21 2.01 No No *1 *1 *1 Yes --- *2 *3
CJ2M-EIP21 2.01 No No *1 *1 *1 Yes Yes --- *3
NJ501-@@@@
NJ301-@@@@
1.01
No No *4
*6
*4
*6
Ye s * 6 * 6 *5
*6
---
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