Impulse Piping - Emerson Rosemount 3051 Reference Manual

Section 2: Installation
November 2012
Figure 2-4. Traditional flange bolt configurations
DIFFERENTIAL TRANSMITTER
Drain/Vent
Drain/Vent
1.75 (44) × 4
Note
Dimensions are in inches (millimeters).
Figure 2-7. Mounting bolts and bolt configurations for coplanar flange
TRANSMITTER WITH
FLANGE BOLTS
1.75 (44) × 4
Note
Dimensions are in inches (millimeters).
2.8.2

Impulse piping

The piping between the process and the transmitter must accurately transfer the pressure to
obtain accurate measurements. There are five possible sources of error: pressure transfer, leaks,
14
Drain/Vent
1.50 (38) × 4
TRANSMITTER WITH
FLANGE ADAPTERS AND
FLANGE/ADAPTER BOLTS
2.88 (73) × 4
GAGE/ABSOLUTE TRANSMITTER
Plug
1.75 (44) × 4
1.50 (38) × 4
Description
Differential Pressure
Flange Bolts
Flange/Adapter Bolts
Gage/Absolute Pressure
Flange Bolts
Flange/Adapter Bolts
(1) Rosemount 3051T transmitters are direct mount and do
not require bolts for process connection.
Reference Manual
00809-0100-4001, Rev JA
Size
in.
Qty (mm)
4 1.75
(44)
4 2.88
(73)
(1)
4 1.75
(44)
2 2.88
(73)
Installation