Resetting An Alarm; Mb2 Controller; Rd4 Controller - Binder VDL Series Operating Manual

Condition
Inner chamber temperature sensor
defective. Heater turns off.
Heater temperature sensor defective.
Heater turns off.
Pressure sensor defective
Failure of temperature sensor for
object temperature (option)

16.3 Resetting an alarm

16.3.1 MB2 controller

Normal display in state of alarm (example).
Press the Alarm icon
Pressing the Reset alarm icon mutes the buzzer for all active alarms. The icon then disappears.
• Acknowledging while the alarm condition persists: Only the buzzer turns off. The visual alarm indicati-
on remains on the controller display. The alarm remains in the list of active alarms.
When the alarm condition has ended, the visual alarm indication is automatically cleared. The alarm is
then no longer in the list of active alarms.
• Acknowledging after the alarm condition has ended: The buzzer and the visual alarm indication are
reset together. The alarm is then no longer in the list of active alarms.

16.3.2 RD4 controller

Press the OK button to confirm the alarm.
• Confirmation while the state of alarm persists: Only the buzzer is muted. The visual alarm message
continues to be displayed until the alarm condition is removed. Then it is reset automatically.
• Confirmation after the alarm has ended: The buzzer and the visual alarm message are rest together.
VDL (E3) 09/2019
Alarm message
Actual temperature value
display shows
" – – – – "
"Heater temp.sensor"
Actual pressure value display
shows
" – – – – "
(no value shown)
List of active alarms.
Press the Reset alarm icon.
Start after
condition occurred
immediately
immediately
immediately
immediately
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