Electrical Installation; Cable/Conduit Entries; Power Requirements - Emerson Rosemount 2240S Reference Manual

Reference Manual
00809-0100-2240, Rev DA
4.4

Electrical installation

4.4.1

Cable/conduit entries

The electronics housing has three entries for ½ - 14 NPT glands. Optional M20×1.5, minifast and eurofast
adapters are also available.
For remote mounting, the nut and sleeve on the Rosemount 2240S can be replaced with a M32 gland for
connection of temperature sensors/WLS.
Connections must be made in accordance with local or plant electrical codes.
Make sure that unused ports are properly sealed to prevent moisture or other contamination from
entering the terminal block compartment of the electronics housing.
Note
Use the enclosed metal plugs to seal unused ports. The plastic plugs mounted at delivery are not
sufficient as seal!
Note
It is recommended that a sealant of type PTFE is used to prevent water ingress and to enable future
removal of the plug/gland.
Figure 4-1. Cable Entry with NPT Threaded Gland
Ensure that glands for the cable entries meet the following requirements:
IP class 66 and 67

material: metal (recommended)

4.4.2

Power requirements

The Rosemount 2240S temperature transmitter is powered over the Tankbus by the Rosemount 2410
Tank Hub. The Rosemount 2240S has a current consumption of 30 mA.
When installed in a F
™
Rosemount 2240S Installation
Note that the NPT threaded gland leaves a
number of threads outside the housing
fieldbus system, the Rosemount 2240S is powered by the FF segment.
OUNDATION
™
Rosemount 2240S Installation
October 2017
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