Both the OS that runs the PLC and your current software version must support the hardware, such as I/O Expansion Modules, that you use in your applications.
|
Hardware |
Supported by OS Version |
Supported by U90Ladder Version |
|
M91-2-R34 |
3.72 B00 |
3.94.43 |
|
|
Ladder program size, Maximum |
Application download size, Maximum |
Displays, Maximum |
Variables, Maximum |
List Vars Size, Maximum |
|
M90 |
2K (1) |
32K |
80 |
50 |
2K |
|
M91 (single line) |
2K |
32K |
80 |
50 |
2K |
|
M91 (2 lines, English only) |
3K |
32K |
80 |
64 |
2K |
|
M91 (2 lines multilingual) |
3K |
32K |
80 |
64 |
2K |
|
Jazz |
2K |
24K(2) |
60 |
64 |
1.5K |
(1) M90-XX-B1A maximum Ladder program size is 1K
(2) Jazz memory is composed of Flash only. It is dynamic. Note that the 24K includes upload data. This means that in certain cases, if a program is too large to download, you may be able to download it after selecting Download: Disable program upload.
|
|
PID loops, Maximum |
Supports Data base |
Supports Drum (from V3.72 B01) |
|
M90 |
4 |
Y |
N |
|
M91 (single line) |
4 |
Y |
Y |
|
M91 (2 lines, English only) |
4 |
Y |
Y |
|
M91 (2 lines multilingual) |
4 |
Y |
Y |
|
Jazz |
Depends on model |
N |
Y |
Jazz controllers always Stop and Reset at project download.
M90/91 controller Stop/Reset under the following conditions
|
Reason |
Stop PLC |
Reset PLC |
|
Hardware configuration is checked in download, even if no changes have been made. |
YES |
YES |
|
HMI language in project differs from the language in PLC |
YES |
YES |
|
The project's Drum configuration differs from the Drum in the PLC |
YES |
YES |
|
The Project Password in the project differs from the Password in the PLC |
NO |
YES |