SAFETY INSTRUCTIONS
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DK46 - DK800
www.krohne.com05/2019 - 4000430905 - AD DK46-800 Exi-II2G R06 en
1.1 General notes
This additional instruction applies to explosion-protected versions of variable area flowmeter
with electrical built-ins with protection type intrinsic safety "i", equipment category II 2 G or
EPL Gb.
It completes the manual for the non explosion-protected versions.
The information given in this instruction contains only the data relevant to explosion protection.
The technical details given in the manual for the non explosion-protected versions remain
unchanged unless they will be excluded or replaced by this supplementary instruction.
1.2 EU conformity
The manufacturer declares with the EU declaration of conformity, in which the applied standard
is also specified, on his own responsibility conformity with the protection goals of directive
2014/34/EU for use in hazardous areas with gas.
The EU declaration of conformity for the equipment category II 2 G is based on the EC type
examination certificate of the Physikalisch Technische Bundesanstalt (PTB):
The "X" after the certificate number refers to special conditions for safe use of the device, which
have been listed in these instructions.
If needed the EC type examination certificate can be downloaded from the manufacturer's
website.
1.3 Safety instructions
If these instructions are not followed, there is a risk of explosion.
Assembly, installation, start-up and maintenance may only be performed by personnel trained in
explosion protection!
PTB 05 ATEX 2021 X
PTB 05 ATEX 2021 XPTB 05 ATEX 2021 X
PTB 05 ATEX 2021 X
CAUTION!
The operator or his agent is responsible for observing any additional standards, directives or
laws if required due to operating conditions or place of installation.
This applies in particular to the use of easily detachable process connections when measuring
flammable media.
CAUTION!
When an equipment fault is detected the device shall be de-energised and send back to the
manufacturer for repair.
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