Conduit Plugs And Adapters; Approval Drawings - Emerson Rosemount 5402 Reference Manual

Product Certifications
October 2018
B.20 Conduit plugs and
adapters
IECEx Flameproof and Increased Safety
Certificate: IECEx FMG 13.0032X
Standards: IEC60079-0:2011, IEC60079-1:2007,
IEC60079-7:2006-2007
Markings: Ex de IIC Gb
ATEX Flameproof and Increased Safety
Certificate: FM13ATEX0076X
Standards: EN60079-0:2012, EN60079-1:2007,
IEC60079-7:2007
Markings: II 2 G Ex de IIC Gb
Conduit Plug Thread Sizes
Thread
M20 x 1.5
½ - 14 NPT
Thread Adaper Thread Sizes
Male Thread
M20 x 1.5 – 6g
½ - 14 NPT
¾ - 14 NPT
Female Thread
M20 x 1.5 – 6H
½ - 14 NPT
G1/2
Specific Conditions for Safe Use (X):
1. When the thread adapter or blanking plug is used with
an enclosure in type of protection increased safety "e"
the entry thread shall be suitably sealed in order to
maintain the ingress protection rating (IP) of the
enclosure.See certificate for specific conditions.
2. The blanking plug shall not be used with an adapter.
3. Blanking Plug and Threaded Adapter shall be either
NPT or Metric thread forms. G½ thread forms are only
acceptable for existing (legacy) equipment
installations.
251
Identification Mark
M20
½ NPT
Identification Mark
M20
½ - 14 NPT
¾ - 14 NPT
Identification Mark
M20
½ - 14 NPT
G1/2
B.21 Approval drawings
This section contains a FM Approvals system control
drawing and Canadian Standards Association and
IECEx/ATEX/TIIS installation drawings. You must follow the
installation guidelines presented in order to maintain
certified ratings for installed transmitters.
This section contains the following drawings:
Rosemount drawing 9150 079-905:

System control drawing for hazardous location
installation of intrinsically safe FM approved apparatus.
Rosemount drawing 9150 079-906:

System control drawing for hazardous location
installation of CSA approved apparatus.
Rosemount drawing 9150 079-907:

Installation drawing for hazardous location installation of
ATEX and IECEx approved apparatus.
Rosemount drawing 9240031-958:

Installation drawing Ex n Rosemount 5400 Series
Reference Manual
00809-0100-4026, Rev KC
Product Certifications