Omron NT631 Operation Manuals page 597

Examples of Actual Applications of Direct Access
Example:
(3) Register an alarm list, set as indicated below, for any screen.
- "Color" setting, "Background", "ON":
Red
- List Settings:
Set the "Start Bit Table Entry" and "No. of Bits Referenced" so as to include
the bit memory table set in (2) above.
(4) Register the following elements on the screen that displays the error details.
Numeral displays that display the temperature in each part
_C _C
_C _C
Image/library lamp corresponding to each part
(When the bit that indicates the error location comes ON,
the corresponding image/library lamp lights in red.)
Hints
S The ladder program must be written so that at the same time as the bit that indi-
cates the temperature error comes ON, the bit that indicates the error location
for the relevant temperature also comes ON.
Displaying a screen with details of the times at which alarms occurred in the past
when the "TEMPERATURE ABNORMAL" alarm message is pressed.
NT631/NT631C
TEMPERATURE
ABNORMAL
Alarm list
(1) Set "TEMPERATURE ABNORMAL" as the initial value for any character
string memory table.
_C
_C
TEMPERATURE ABNORMAL13:12
CONVEYOR STOPPED
PROCESS 3 STOPPED
Section 10-1
11:47
11:23
Alarm history
591