Comparison Between Nt30/Nt30C And Nt31/Nt31C - Omron Programmable Terminals NT31 NT31C Setup Manual

Functions of the NT31/NT31C

1-2-4 Comparison between NT30/NT30C and NT31/NT31C

Item
Support Tool used
DIP switches
Use of B7A unit
Use of memory unit
RS-232C interface
RS-422A/485 interface
Replacement backlight
NT31/NT31C system program data
High-speed 1:N NT Link
Memory Link y System program
Screen data
LCD contrast adjustment
Backlight brightness adjustment
Number of user-registered screens
Screen data capacity*2
(User program memory)
Numeral string data
Character string data
Bit data
Mathematical tables
Image data
Library data
Method for storing numeric values
(numeral memory data and PT status
control area)
PT status control area size
PT status notify area size
Window control area size
Registering continuous screen
Lamp/Touch switch labels
Interlock function
Device monitor function
NT30/NT30C
NT-ZJCAT1-EV4 or NT-ZA3AT-EV2
On rear of unit
Possible
Not possible
Connector (9-pin) also used as port for
screen data transfer.
Terminal block
NT30-CFL01/NT30C-CFL01
NT-ZS3AT-EV1
(including system installer)
Not possible
Exclusive use by Memory Link
Shared with OMRON connection
By a control on the rear of the unit
Not possible
Maximum of 2000
512 KB
Maximum of 1000
Maximum of 1000
256
None
Maximum of 224
Maximum of 896
Fixed as BCD (binary coded decimal)
4 words
3 words
None
Possible
Fixed display (1 line only)
None
Not possible
Section
NT31/NT31C
NT-ZJCAT1-EV4
None (software settings)
Not possible
Possible
- Serial port A connector (also used
for screen data transfer, 9-pin)
- Serial port B connector (for host
communications only, 25-pin)
Serial port B (25-pin D-SUB connector)
NT31C-CFL01 (common use)
The system installer and system pro-
gram data are supplied with the Sup-
port Tool.
1
Possible*
Same as OMRON connection
Exclusive use by Memory Link
By touch panel operation
By touch panel operation
Maximum of 3999
1 MB
Maximum of 2000
Maximum of 2000
Maximum of 1000
256 max.
Calculations can be executed
*1
automatically in the PT.
*3
Maximum of 4095
*3
Maximum of 12288
Selectable from BCD (binary coded
decimal) or binary
5 words (partial change of contents)*
2 words (partial change of contents)*
9 CH*2
Not possible (Use a screen switchover
as a substitute.)
- Multiple lines can be displayed
- ON/OFF switching is possible
- Numeral display is possible
- Character string display is possible
Operations can be disabled from the
PC by allocating interlock bits to the
corresponding touch switch, numeral
input, or character string input.
*1
Possible
1-2
3
3
*1
*1
*1
*1
*1
7