Omron NT31 Operation Manuals page 614

Examples of Actual Applications of Direct Access
Example:
(3) Make the following settings for any bit memory table.
- PC Address:
- Function:
- Screen No.:
Hints
S In this method, after switching to the error screen, the error screen remains dis-
played even if the status of the monitored PC bit changes back from ON to OFF
(7-3-3 "Bit Memory Tables", page 295). After checking the error at the equip-
ment, one of the following methods must be used to return to the screen that was
displayed before the error occurred: using a touch switch with the switch screen
function (page 334), writing a screen number to the control area (page 265), or
switching the screen by using a bit memory table (page 295).
Displaying a screen that shows details of the error when the "TEMPERATURE AB-
NORMAL" alarm message is pressed.
TEMPERATURE
ABNORMAL
Alarm list
(1) Set "TEMPERATURE ABNORMAL" as the initial value for any character
string memory table.
(2) Make the following settings for any bit memory table.
- PC Address:
PC bit number to be monitored
- Function:
Alarm
- Switch screen:
Check mark set
- Screen No.:
Number of the screen that displays details of the error (refer to (4))
- String table entry:
Number of the character string memory table for which settings were made
in (1).
Number of the PC bit to be monitored
Switch screen
Number of the screen set in (1) and (2)
NT31/NT31C
192_C 165_C 183_C
250_C 180_C 175_C
Error location displayed in red
Section 10-1
603