Alarms; External Fire Alarm Explosion Detected; Emergency Stop Activated; Low Pressure Or Duct Isolation Released - Nederman FlexPAK 800 Bedienungsanleitung

EN FlexPAK 800/1000
6.3

Alarms

If an alarm is activated, the unit goes into Off mode until the problem is corrected.
If an alarm message is displayed in the PLC display, the light in the Standby/Running
button flashes one second on, one second off. This 1/1 on/off sequence continues until
the problem is corrected and the alarm reset. See also the PLC Settings Manual and the
Installation and Service Manual.
6.3.1

External Fire Alarm Explosion Detected

NOTE! Establish procedures to follow in order to prevent this alarm from being activated,
and for when the alarm is activated. Procedures should follow the current ATEX directive as
well as local rules and regulations.
An external fire alarm is activated or a Relief Panel Sensor (RPS) is connected and has
detected an explosion. Press the green OK button
E x t e r n a l
F i r e A l a r m o r
E x p l o s i o n
D e t e c t e d
Th 11:23
Reset OK==>
6.3.2

Emergency Stop Activated

If this message appears in the display, one or more emergency stops have been activated
and the machine has been switched off.
Find out why the emergency stop has been activated and correct the problem. When all
hazards have been eliminated that activated the emergency stop, the emergency stop can
be reset. Press the green OK button
For more information, see the PLC Setting Manual and the Installation and Service Manual.
Emergency Stop
Activated
Th 11:23
Reset
E-Stop And Press
OK==>
6.3.3

Low Pressure or Duct Isolation Released

The Compressed Air Switch (CAS) indicates that the compressed air pressure is too low.
Check that the compressed air supply is attached to the unit. Reconnect the compressed air
supply if necessary. If the compressed air supply is connected correctly but the compressed
air supply is too low, see the PLC Settings Manual and the Installation and Service Manual.
Press the green OK button
Low Pressure
CAS<3Bar Or
Duct Isolation
Valve Released
Th 11:23
Reset OK ==>
26
ESC OK
ESC OK
to reset the alarm.
OK
ESC OK
to reset the alarm.
OK
to reset the Emergency Stop Button.
OK