Canceling Commands At The Front Panel - EDWARDS SYSTEMS TECHNOLOGY EST2 Operation Manual

Upper LED on
Upper LED off
Upper LED on
Upper LED off
Figure 2-25: LED/switch module activation and restoration duty cycles
Upper LED on
Upper LED off
Upper LED on
Upper LED off
Figure 2-26: LED/switch module cancellation duty cycles
EST2 System Operations Manual
Activating a device
LED 10% duty cycle: device turning on
Time
Restoring a device
LED 90% duty cycle: device turning off
An operator presses the switch.

Canceling commands at the front panel

If you change your mind while a device is turning on, you can
cancel the command to turn it on. Before the command is
executed, press the switch a second time. The duty cycle will
stop and the LED will return to its previous state. See the upper
half of Figure 2-26.
Canceling the activation of a device
LED 10% duty cycle: device turning on
Time
Canceling the restoration of a device
LED 90% duty cycle: device turning off
An operator presses the switch.
You may also cancel a command if you change your mind while
a device is turning off. Before the command is executed, press
the switch a second time. The duty cycle will stop and the LED
will return to its previous state. See the lower half of Figure
2-26.
Operating panel devices
LED on Steady
Device on
LED off
Device off
STDOP010.CDR
The device responds.
LED off
Device remains off
LED on Steady
Device remains on
STDOP011.CDR
The operator presses the switch again.
2.41