Appendix B
Compatibility with Screen Data of Other PT Models
436
Differences between -V1 and -V2 PTs
Item
NT31/NT31C and NT631/NT631C (V1 versions)
NT31/NT31C and NT631/NT631C (V2 versions)
Screen dis-
play
0:
No display
1 to 3999 :
Normal, window, and overlapping screens
9000:
System Initializing screen
9001:
Display history (occurrence order) screen
9002:
Display history (frequency order) screen
9020:
Screen for Programming Console function
9999:
Return to the previous screen
0:
No display
1 to 3999 :
Normal, window, and overlapping screens
9000:
System Initializing screen
9001:
Display history (occurrence order) screen
9002:
Display history (frequency order) screen
9020:
Screen for programming console function
9021 to 9023: Device Monitor function screens
9030:
Brightness and contrast adjustment screen
9999:
Return to the previous screen
Interlock
function
Not available
The interlock function can be set for individual touch switches,
numeral inputs, thumbwheel inputs, and character string inputs to
enable/disable operation according to the status of the interlock bit
allocated in the host.
Labels
(Guide char-
acters)
Fixed character strings only (1 line only)
Four kinds of character strings are available:
Fixed character strings (Multiple lines are possible.)
ON/OFF switching character strings (Multiple lines are possible.)
Numeral displays (Displays numeral memory tables.)
Character string displays (Displays character string memory tables.)
Device Mon-
itor function
Not available
Can be used to switch the PC’s operating mode, display/change
contents of PC words, and display the error log.
Mathemati-
cal function
Not available
Can be used to automatically execute up to 256 formulas registered
in mathematical tables.
(Operands (results) are automatically read from (written to) numeral
memory tables or PC words.)
High-speed
1:N NT Link
Not available (Only the standard 1:N NT Link is supported.)
Available (Both the standard and high-speed 1:N NT Link are
supported.)
Recipe func-
tion
Not available
Can be used to read/write several words of data specified using
tabular elements on the PT to/from the host.
Accessible
CS1-series
data areas
•
CIO area
•
TIM area (timer PVs)
•
CNT area (counter PVs)
•
DM area
•
EM area (current bank only)
•
CIO area
•
HR area
•
WR area (work areas)
•
TK area (task flags)
•
TIM area (timer PVs)
•
TU area (timer completion flags)
•
CNT area (counter PVs)
•
CU area (counter completion flags)
•
DM area
•
EM area (current bank only)
NT30/620
compatible
mode
Not available
Available (Refer to
Appendix C for details.)
electronic components distributor
Summary of Contents for NT21 Series
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