Emerson Rosemount 248 Reference Manual page 72

Appendix A: Specifications and reference data
March 2014
Table A-5.
248 Headmount temperature transmitter
★ The Standard offering represents the most common options. The starred options (★) should be selected for best delivery.
__The Expanded offering is subject to additional delivery lead time.
Cover chain option
Standard
G3 Cover Chain
Software configuration
Standard
C1 Custom Configuration of Date, Descriptor, Message and Wireless Paramaters (Requires CDS with order)
Typical model number: 248H A I1 A 1 DR N080 T08 EL U250 CN
(1) The 248H with ATEX Type n Component Approval is not approved as a stand alone unit, additional system certification is required. Transmitter must be installed so it
is protected to at least the requirements of IP54.
(2) All process connection threads are 1/2 in. NPT, except for Enclosure Codes H and U with Conduit Entry Code 1 and Sensor Type Code NS
(3) For enclosures H and U with the XA option specified, a 1/2-in. NPT to M20 x 1.5 thread adapter is used.
(4) Available with Intrinsically Safe approvals only for FM Intrinsically Safe or Non-Incendive approval (Option Code I5). To maintain NEMA 4X rating, it must be installed
according to Rosemount Drawing 03151-1009.
64
Reference Manual
00809-0100-4825, Rev CB
Standard
Standard
Specifications and Reference Data
★
★