Installation and Operation Manual - DustEx
Service and Maintenance
Doc.-ID: COM_OXI_Dust_11022020
7
5
Service and Maintenance
Warning
Before opening the electronic unit or the connection box the system must be voltage free.
Minimum waiting time 5 s.
The surrounding area have to be voltage free ,when working on the powered up system
Before opening the electronic unit or the connection box the grub screw must be removed.
After closing the grub screw must be punt in.
Following threaded joints are flame proofed:
o
Enclosure and top cover of the electronic unit and the connection box
o
Casted cable glands, reductions and sealing plugs at the electronic unit and the
connection box
o
Threads at the probe and filter
Repair of the flameproof joints is not prohibited.
5.1
Exchange fuses
Warning
De-energize the system first!
Abb. 28
Position of the fuses
fuse
system voltage
ampere
nominal voltage
characteristic
Size
F3
115 / 230 V AC
0.5 A
250 V AC
T / L
5x20 mm
F4
115 / 230 V AC
0.5 A
250 V AC
T / L
5x20 mm
F5
115 / 230 V AC
1.0 A
250 V AC
M / L
5x20 mm
F1
230 V AC
2.0 A
250 V AC
T / H
5x20 mm
F1
115 V AC
4.0 A
250 V AC
T / H
5x20 mm
F2
115 / 230 V AC
4.0 A
250 V AC
M / H
5x20 mm