Physical Installation - Emerson Rosemount 248 Quick Start Manual

April 2019

2.0 Physical installation

The Rosemount 248 Wireless can be installed in one of two configurations: Direct
Mount, where the sensor is connected directly to the Rosemount 248 Wireless
conduit entry, or remote mount, where the sensor is mounted separately from
the 248 Wireless housing, then connected to the Rosemount 248 Wireless via
wiring or conduit. Select the installation sequence that corresponds to the
mounting configuration.
2.1 Direct mount
The direct mount installation should not be used when installing with a
®
Swagelok fitting.
1. Remove the transmitter enclosure cover.
2. Remove the LCD display (if applicable).
3. Loosen the captive screws and Remove LCD display adapter plate (if
applicable).
Figure 2. Exploded View of LCD Display and Power Module Assembly
4. Attach the sensor to the Rosemount 248 Wireless housing using the threaded
conduit entry. Be sure to use an approved thread sealant on all connections.
5. Attach the sensor wiring to the terminals as indicated on
6. Reattach and secure LCD display adapter plate to 5 in-lb of torque (if
applicable).
7. Reattach the LCD display (if applicable).
8. Reattach and tighten the transmitter enclosure cover.
9. Remove the power module cover.
10. Connect the green power module.
Note
Wireless devices should be powered up in order of proximity from the Gateway, beginning
with the closest device to the Gateway. This will result in a simpler and faster network
installation.
11. Reattach and tighten the power module cover.
Quick Start Guide
Figure 7.
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