Omron ZEN - Page 175

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Application Examples Appendix E
Program Example
Parameter Settings
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
00
01
02
03
04
05
M0
T0
SM0
RM0
[Q0
TT0
[Q1
A0
I0 Operates
I1 Stops
Fan 1 operates
Fan 2 operates
Startup time offset timer
Analog comparator
Analog Comparator A0
Set temperature
≥ 5.2V
Offset startup timer
setting T0
Set to 30 seconds.
NC
LN
L1
L2/N
L1 L2
BZ
0.5 s
10C1AR-A-V2
I0: Alarm input
I1: Buzzer stop input
I2: Lamp test input
Q0: Alarm lamp
Q1: Normal lamp
Q2: Buzzer
ZEN-
10C@AR-A-
V2
Normal input I0
Buzzer stop I1
Lamp test I2
Alarm lamp Q0
Normal lamp Q1
Buzzer Q2
Z211-E1-03.book Page 151 Friday, November 21, 2008 10:38 AM