![background image](http://html1.mh-extra.com/html/omron/nt620c/nt620c_operation-manual_744559238.webp)
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
±
Summary of Contents for NT620C
Page 1: ...Cat No V033 E1 5 Programmable Terminals NT620S 620C OPERATION MANUAL...
Page 2: ...NT620S 620C Programmable Terminals Operation Manual Revised April 2001...
Page 3: ...iv...
Page 5: ...vi...
Page 328: ......
Page 329: ......