Donaldson Downflo Evolution DFE 2-8 - Dust Outlet Connection; Figure 23: Typical Wiring Diagram - Hazardous Area

Installation, Operation and Maintenance manual
33
Downflo
®
Evolution
Explosion panel
detection device
INTRINSICALLY SAFE
BARRIER
(IF REQUIRED)
HAZARDOUS AREA
(IF APPLICABLE)
1
disconnect: fan set
dust relase system (rotary
airlock, screw conveyor, etc)
power supply to printed
circuit board (pulse cleaning)
2
engage: alarm
lamp
horn
signal to central fire
dispatching
damper valve actuator (if
required)
Explosion panel
detection device
Explosion panel
detection device
12
Figure 23: Typical wiring diagram - hazardous area
Dust outlet connection
When using rotary airlock or screw conveyor:
• A sealant must be fitted between all connecting flanges.
• Check the rotation (direction of the arrow).
• Electrical connections shall be made by a qualified electrician.
The access to the rotor/screw or butterfly valve must be made impossible
during operation.
See Manual of your dust disposal system.