IFM NF505A Bruksanvisning

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Sida 1/3
Operating instructions
(Ex protection related part)
Inductive NAMUR sensor
NF505A
80298671 / 0011 / 2020
GB
2
1 Remarks for safe use in hazardous areas
1.1 Intended use
Use in hazardous areas according to the classification
II 1G / 2G (Group II, category 1G / 2G, apparatus for gas atmosphere).
Complies with the requirements of the standards EN IEC 60079-0:2018, EN
60079-11:2012,
EN 60079-26:2007+Corr.2009.
EC type examination certificate
PTB 01 ATEX 2191
Use in hazardous areas according to the classification
II 1D (group II, category 1D, apparatus for dust atmosphere).
Complies with the requirements of the standards IEC 60079-0:2018 and EN
60079-11:2012.
EC type examination certificate
BVS 04 ATEX E153
Identification
ATEX classification Identification Ta in °C
II 1G Ex ia IIC T6 Ga
Ta -20...70 °C
II 1D Ex ia IIIC T 90°C Da
II 1G Ex ia IIC T5 Ga
Ta -20...80 °C
II 1D Ex ia IIIC T 100°C Da
1.2 Installation / Set-up
The units must only be installed, connected and set up by qualified staff. The
qualified staff must have knowledge of types of protection, regulations and
provisions for apparatus in hazardous areas.
The classification (see "Marking" above and marking on the unit) must be suitable
for the application.
3
Connection only to intrinsically safe certified circuits or evaluation amplifiers
which do not exceed the following maximum values of the units:
Ui = 15 V, Ii = 50 mA, Pi = 120 mW
Permissible operating temperature of the application (referred to the maximum
permissible power of 120 mW):
according to marking
Maximum effective internal inductance (Li) and capacitance (Ci):
Li = 147 μH, Ci = 143 nF
1.3 Installation remarks / Installation
uAdhere to the relevant national regulations and provisions.
uAdhere to the relevant installation regulations.
uAvoid electrostatic charging on plastic units and cables.
uProtect unit and cable against destruction.
uEnsure the equalisation of potential of metal housing parts by appropriate
mounting.
uThe units are not suitable for installation in walls which separate from zone 0.
1.4 Maintenance / repair
The unit must not be modified nor can it be repaired. In case of a fault, please
contact the manufacturer.
If needed, data sheets or EC type examination certificates can be obtained from
the manufacturer (see cover sheet / back).
GB

Produktspecifikationer

Varumärke: IFM
Kategori: Inte kategoriserad
Modell: NF505A

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