Omron ZEN Operation Manual page 154

Application Examples
Program Example
I0 Operates
00
I1 Stops
01
M0
02
03
04
05
Parameter Settings
Analog Comparator A0
Annunciator (Flashing Pulse Timer)
Application
The ZEN can be used to make an alarm light flash when errors occur.
In this example, a flashing pulse timer is used to make an alarm light flash when errors
occur. Ladder programs can be created easily when a flashing pulse timer is used.
System Configuration
I0: Alarm input
L N
I1: Buzzer stop input
I2: Lamp test input
NC
Q0: Alarm lamp
L1 L2
BZ
L1
Q1: Normal lamp
L2/N
Q2: Buzzer
A0
T0
Set temperature ≥
5.2V
Normal input I0
Buzzer stop I1
ZEN-
10C@AR-A
Alarm lamp Q0
Normal lamp Q1
SM0
RM0
Fan 1 operates
[Q0
Startup time offset timer
TT0
Fan 2 operates
[Q1
Offset startup timer
setting T0
Set to 30 seconds.
0.5 s
Lamp test I2
Buzzer Q2
Appendix D
131