1-1 Overview and Features
1-1-3 Functions Added in Version 2.0
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7. In addition to searching for output instructions from input bits and input bits from
output instructions, it is also possible to return to the results of up to 30 previous
searches.
8. With NS-series PT system version 8.0 or higher, the places where an address
specified as an alarm is used can be automatically found by starting the Ladder
Monitor from the Alarm/Event Summary and History on the PT screen.
9. The Multiple I/O Monitor operation can be used to monitor up to 20 (for the NS15)
specified addresses (bits or words).
10. Force-setting/resetting or setting/resetting of a specified bit address can be
performed on the Multiple I/O Monitor Screen.
11. The present value of a specified word address can be changed.
12. Word present values can be displayed and input in hexadecimal, decimal, or signed
decimal.
13. Timer and counter set values can be changed.
14. The operating mode of the PLC (CPU Unit) can be changed.
15. Current errors (non-fatal errors and fatal errors) in the PLC (CPU Unit) can be
displayed. Errors can also be cleared.
16. I/O comments can be read from the PLC. If the I/O comments have been changed,
the change will be automatically detected when the Ladder Monitor is started, and it
can be selected whether the I/O comments are to be read from the PLC.
17. I/O comments can be displayed in three lines or one line, or not displayed at all. A
maximum of five characters can be displayed per line. In addition, comments for
addresses selected on the screen can be displayed at the bottom of the screen (up to
71 characters for the NS15, 43 characters for the NS12, or 23 characters for the
NS10/8).
18. Ladder Monitor screens can be captured and saved on Memory Cards as bit map
files.
1-1-3 Functions Added in Version 2.0
The following functions have been added for Ladder Monitor version 2.
1. Programming Console Function for CS/CJ-series PLCs
The ladder program can be changed, such as changing/adding input bits and
changing set values.
2. Binary TIM/CNT instructions can be monitored on the ladder diagram.
3. Pulse control instructions, interrupt instructions, and table comparison instructions,
which were added for the CJ1M PLCs, can be monitored using ladder diagrams.
4. Duplex error messages can be displayed for CS1D (Duplex System) PLCs.
5. The following function was added in version 2.5:
Operation support for NS-V1 Series PTs.
1-1-4 Functions Added in Version 2.7
The following functions have been added for Ladder Monitor version 2.7.
An Ethernet or Controller Link port can be used to connect to the PLC.
1-1-5 Functions Added in Version 2.8
The following functions have been added for Ladder Monitor version 2.8.
• The Ladder Monitor has been built into the system program for version-2 NS-series
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