A. Transmitter
B. Vent (closed)
C. Isolate
D. Process (closed)
2. To bring the transmitter to atmospheric pressure, open the vent valve or bleed
screw.
A. Transmitter
B. Vent (open)
C. Isolate
D. Process (closed)
Note
A
¼
-in (6.35 mm). male NPT pipe plug may be installed in the test/vent port; you
will need to remove it with a wrench in order to vent the manifold properly.
Always use caution when venting directly to atmosphere.
3. After venting to atmosphere, perform any required calibration and then close the
test/vent valve or replace the bleed screw.
A. Transmitter
B. Vent (closed)
C. Isolate
D. Process (closed)
4. Open the isolate (block) valve to return the transmitter to service.
Hardware installation
Reference Manual
July 2020
00809-0100-4774
80
Rosemount 3051
Summary of Contents for Rosemount 3051 CF Series
Page 4: ...4 ...
Page 56: ...Configuration Reference Manual July 2020 00809 0100 4774 56 Rosemount 3051 ...
Page 92: ...Electrical installation Reference Manual July 2020 00809 0100 4774 92 Rosemount 3051 ...
Page 102: ...Operation and maintenance Reference Manual July 2020 00809 0100 4774 102 Rosemount 3051 ...
Page 118: ...Troubleshooting Reference Manual July 2020 00809 0100 4774 118 Rosemount 3051 ...
Page 138: ...Reference data Reference Manual July 2020 00809 0100 4774 138 Rosemount 3051 ...
Page 145: ...Reference Manual 00809 0100 4774 July 2020 Reference Manual 145 ...