Specifications

1.5.2 FUN function description
 FUN 1～3（password）
1、 Password contains up to 4 digits（unrelated to LADDER program’s password）.
2、 After the password is set, it will enter a password-locked status until DAP power on next time.
3、 After the password is locked, all the FUN functions are not available.
 FUN 4（DEFINE FUN KEY）：Self-defined function keys for fast monitoring.
1、 There are ten self-defined function keys for fast monitoring in total.
2、 All items available for monitoring can be defined in the ten function keys.
3、 Pressing
+ can select ADR or DOC.
 FUN 5（DEFINE ALARM ADDRESS）：Define the address of content for display at an alarm.
1. There are ten start addresses, that is, ten levels of alarm signals.
2. All items available for monitoring can be defined in the said ten start addresses.
3. Pressing + can select ADR or DOC for display.
4. Control measures of alarm signals for display are shown as follows：
【Corresponding list for control】
Alarm level
（priority sequence）
Control contact Indication register Start address of the content displayed
ALARM 0 M1900 R3820 Client-defined
ALARM 1 M1901 R3821 Client-defined
ALARM 9 M1909 R3829 Client-defined
【Example】Assume the start address of ALARM 0 displayed content to be R100,
If M1900=1 then the alarm address for display is R100 +（R3820）
If R3820=0

Display address or DOC of R100
R3820=1

Display address or DOC of R101
R3820=2

Display address or DOC of R102
Note 1：When a multi-level alarm occurs, only the address or DOC with priority can be displayed. The
address or DOC of a sub level alarm will not be displayed until this alarm with priority is released.
Note 2：To display a DOC (message) with 16 digits above, the corresponding indication register (R3820～
R3829) content can be changed anytime to reach this purpose.
Note 3：M1911 can control whether to sound the alarm buzzer. If M1911=0 (preset), it shall be activated.
、
FUN KEY 0
>T 10 〈ADR〉
4、 DEFINE FUN KEY
FUN KEY 9
> R1000 〈DOC〉
Appendix I -6