Emerson Process Management 2051 manual Rosemount, Reference Manual, 00809-0200-4101,Rev AA July

Rosemount 2051

Reference Manual

00809-0200-4101, Rev AA July 2008

Special Conditions for Safe Use (X):

The device is not capable of withstanding the 500V insulation test required by Clause 6.3.12 of EN60079-11. This must be taken into account when installing the apparatus.

E1 ATEX Flame-Proof

Certification No. KEMA 08ATEX0090X G II 1/2 G

Ex d IIC T6 (Tamb = –50 to 65 °C)

Ex d IIC T5 (Tamb = –50 to 80 °C)

IP66

1180

Vmax = 32 V dc

Special Conditions for Safe Use (X):

1.Appropriate ex d blanking plugs, cable glands, and wiring needs to be suitable for a temperature of 90 °C.

2.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 maintenance shall be followed in detail to assure safety during its expected lifetime.

3.The 2051 does not comply with the requirements of IEC 60079-1 Clause 5 for flameproof joints. Contact Emerson Process Management for information on the dimensions of flameproof joints.

ND ATEX Dust

Certification No. Baseefa08ATEX0182X II 1 D Dust Rating: T80 °C (–20 ≤ Ta ≤ 40 °C) IP66 IP68 Vmax = 42.4 V dc

A = 22 mA 1180

Special Conditions for Safe Use (X):

1.The user must ensure that the maximum rated voltage and current (42.4 volts, 22 milliampere, DC) 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 EN 60079-1.

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.

B-4