Omron ZEN - Page 168

144
Application Examples Appendix E
Program Example
Escalator with Automatic Operation Function
(Weekly Timer, OFF Delay Timer)
Application
The ZEN can be simply used to conserve energy for an escalator with an automatic
operation function. The escalator can be set to operate continuously from 7:00 to 10:00
and 17:00 to 22:00 weekdays and then operate at other times and on weekends only
when people approach the escalator.
System Configuration
00
01
02
03
04
05
06
07
SQ0
SQ1
SQ2
SQ3
SQ0
RQ1
SQ2
RQ3
08
09
10
11
12
13
14
15
SQ0
SQ1
RQ2
RQ3
RQ0
RQ1
RQ2
RQ3
I0 (All lights ON)
Group 1 ON
Group 2 ON
Group 3 ON
Group 4 ON
Group 1 ON
Group 2 OFF
Group 3 ON
Group 4 OFF
Group 1 ON
Group 2 ON
Group 3 OFF
Group 4 OFF
Group 1 OFF
Group 2 OFF
Group 3 OFF
Group 4 OFF
I3 (All lights OFF)
I2 (Pattern 2)
I1 (Pattern 1)
COM
10C1DR-D-V2
DC12-24V
RST
200 VAC
I0
I1
I2
IM
Q0
ON
OFF
DC power supply
Contactor
or inverter
Escalator drive motor
Sensor to detect approaching person
Operation switch
Stop switch
Use two weekly timers for the 7:00 to
10:00 and 17:00 to 22:00 weekday
operation.
For the rest of the time, use an OFF
delay timer to operate the escalator for
3 minutes when pedestrians are
detected.
ZEN-
10C1DR-D-V2
Z211-E1-03.book Page 144 Friday, November 21, 2008 10:38 AM