HE 5411 Operating Instructions
#340411 | version 1.7
Device category/
Ex. Atmosphere:
Use in Zone 2 for gas during normal operation
denotes electrical equipment.
Standards of the EN 60079-0ff. series have been applied.
Type of ignition protection:
Protection by restricted breathing housing
Certified for gases with an ignition power of <60µJ
(e.g. hydrogen)
maximum permissible surface temperature
(135°C)
dust-tight and protected against water jets
Troubleshooting!
At the beginning of troubleshooting, all possible sources of faults on
additional devices or supply lines (measuring lines, wiring, downstream
devices) should be taken into consideration. If the fault is not found after
checking these points, we recommend sending the device to the supplier.
Decommissioning!
Switch off the power supply on all poles if the device is to be
decommissioned. Secure the device against unintentional operation!
If the device is connected to other devices and / or equipment, the effects
must be considered and appropriate precautions taken before switching
off.
The following special regulations must be observed:
The cables must be correctly inserted through the cable ducts by a professional.
Cable ducts not required must be furnished with sealing bolts by a professional.
The ATEX certification only maintains its validity if the installation is carried out correctly by a
professional under the safeguarding of the protection class specified on the marking.
Cleaning of the housing is only permitted with moist cleaning materials to avoid static charging.
Cleaning is necessary to prevent increased dust generation on the device.
Operation under voltage, in zone 22 and 2, only in closed state.
Before closing, ensure that the device housing is free of dust.
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