WIKA T32. S Series - Notes for Mounting and Operating in Hazardous Areas

GB
11258421.0901/2012GB/D
36 WIKAoperatinginstructionstemperaturetransmitterT32.xS
10. Notes for mounting, operating in ...
10. Notes for mounting and operating in
hazardous areas
Inhazardousareas,onlyusetemperaturetransmittersthatare
approvedforthosehazardousareas.Theapprovalismarkedonthe
productlabel.
Whenconnectingthemtootherdevicesorcomponent,observethe
connectionrequirementsregardingexplosionprotection,suchas
maximumadmissiblevoltage,powerorloadwithcapacitances(see
chapter10.2"Specificconditionsforsafeuse").
ThefollowinginformationisbasedmainlyontheECtypeexamination
certicate,CerticationNo.BVS08ATEXE019X.
10.1 Model overview and their European approvals
Model Ex protection and
approval no.
Ignition
protection type
T32.1S.0IS
(headmounting
version)
II1GExiaIICT4/T5/T6
II1DExiaD20T120°C
intrinsicallysafe
equipment
T32.3S.0IS
(railmountingversion)
II(1G)2GExiaIICT4/T5/T6
II(1D)2DExiaD20/21T120°C
intrinsicallysafe
equipment
T32.xx.0NI II3GExnLIICT4/T5/T6
energy-limited
equipment
II3GExnAIICT4/T5/T6
non-sparking
equipment
II3GExicIICT4/T5/T6
intrinsicallysafe
equipment
Thenominalelectricalvaluesfortheheadandtherailversionsare
identical.
ForT32.xS.0IS:Theintrinsicallysafesensorcircuit(optional2-wire,
3-wireor4-wireconguration)forbothversionsisintendedforthe
supplyofequipmentinareaswith1Gor1Drequirements.