Omron NT620C, Руководство по эксплуатации

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Alarm list
Starting bit table number: 20
Number of reference tables: 5
Image/library data display area
5-5 Section Alarm Lists
227
Example of Alarm List Display
In this example, if the temperature in a water tank rises above the upper limit, a bit
is turned ON, and the alarm message corresponding to it is displayed.
S
Support tool settings
The following settings are made using the support tool.
Bit memory table No. 20 : CH 001512
Bit memory table No. 21 : CH 000407
Bit memory table No. 22 : AR 000000
Bit memory table No. 23 : LR 001003
Bit memory table No. 24 : LR 001004
Data registered for the screen: Alarm list
Y
Y
Y
B
B
B
S
PC program
A ladder program to control the NT620S/620C is not required.
S
NT620S/620C operation
When the created alarm message screen is displayed, the following opera-
tions will take place in accordance with the status of the allocated bits.
- When all allocated bits are OFF
Y
B
±