Siemens Simatic S7-200 CPU 210, System Manual

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3-5
S7-200 Programmable Controller, CPU 210
C79000-G7076-C235-01
Zone 1 Zone 2 Armed Panic Alarm
If not armed and either
Zone 1 or Zone 2 is open,
flash the LED on and off.
When armed turns on,
start the exit timer and
turn on the LED.
If the system is armed and the exit timer is >= 90 seconds,
and if either Zone 1 or Zone 2 is open, then start the alert
timer and turn on the low-level alert notification.
If not disarmed and the alert timer is >=
60 seconds, then sound the alarm, start the
modem dialer, and turn off the low-level alert.
Turn on the alarm and start
the modem dialer.
On and
Off
On
On
Off
On
On
If disarmed, then turn off the outputs
and stop the alert timer.
Off
Figure 3-4 Basic Tasks for the Home Security Application Program
Getting Started with a Sample Program