8
BE-LCD-01 Operating and Installation Manual / Leaflet no. M375EV8 (01/2015)
Acoustic alarm acknowledgement
This button is used to acknowledge and
reset an acoustic alarm.
Warning display for sash opening
• Permanent light
Maximum operational sash opening has been
exceeded. At the same time, an
acoustic alarm may sound
(depending on the controller
configuration). The permanent light
is reset by closing the sash.
• Blinking light
The fume cupboard is affected by diversity
control. The volume flow rate has been reduced
to prevent the total room extract air
from exceeding the set value.
Close the sash.
40-character status display
Text display of
fume cupboard
operating states
and faults. Display
texts → p. 11
onwards
The display of
additional
information can be configured.
• Volume flow rate setpoint and actual values
• Face velocity actual value
(only for fume cupboard controllers with
face velocity transducer FH-VS)
• Display text language
• Unit of measure for volume flow rate setpoint and
actual values
The display can be adjusted using the configuration
software.
5 Operation · Fume cupboard control
Basic functions
Three-colour status display
Green, yellow, red combined with text LOW and
HIGH
• Green
Normal operation, fume cupboard functionally
reliable
• Yellow
Volume flow rate too high; fume cupboard is
functionally reliable, increased energy
consumption
• Red
Volume flow rate too low; fume cupboard not
functionally reliable, work at the fume cupboard is
not allowed
Green
Yellow
Red