Reference Manual
00809-0100-4690, Rev FC
June 2011
B-3
Rosemount 2088 and 2090
Special Conditions for Safe Use (x):
1. The user must ensure that the maximum rated voltage and current
(36 volts, 24 mA, D.C.) are not exceeded. All connections to other
apparatus or associated apparatus shall have control over this
voltage and current equivalent to a category “ib” circuit according to
EN50020.
2. Cable entries must be used which maintain the ingress protection of
the enclosure to at least IP66.
3. Unused cable entries must be filled with suitable blanking plugs which
maintain the ingress protection of the enclosure to at least IP66.
4. Cable entries and blanking plugs must be suitable for the ambient
range of the apparatus and capable of withstanding a 7J impact test.
5. The 2088/2090 sensor module must be securely screwed in place to
maintain the ingress protection of the enclosure.
ED KEMA ATEX Flameproof
Certification No.: KEMA97ATEX2378X II 1/2 G
Ex d IIC T6 (-40 °C T
amb
40 °C)
T4 (-40 °C T
amb
80 °C)
1180
Vmax = 36 Vdc (with Output Code S)
Vmax = 14 Vdc (with Output Code N)
Special Conditions for Safe Use (x):
1. The cable and conduit entry devices shall be of a certified flameproof
type Ex d, suitable for the conditions of use and correctly installed.
2. With the use of conduit entries a sealing device shall be provided
immediately on the entrance thereto.
3. Unused apertures shall be closed with suitable Ex d certified blanking
elements.
4. Suitable heat-resisting cables shall be used when the ambient
temperature at the cable or conduit entries exceed 65 ˚C.
5. This device contains a thin wall diaphragm. Installation, maintenance,
and use shall take into account the environmental conditions to which
the diaphragm will be subjected. The manufacturer's instructions for
installation and maintenance shall be followed in detail to assure
safety during its expected lifetime.
6. For information on the dimensions of the flameproof joints the
manufacturer shall be contacted.
Japanese Certifications
E4 TIIS Flameproof
Ex d IIC T6 (T
amb
= 85 °C)
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