A. Drain/vent valve
B. Isolate (open)
C. Equalize (closed)
D. Process
E. Isolate (closed)
F. Drain/vent valve
4. Finally, to return the transmitter to service, open the low side isolate valve.
A. Drain/vent valve
B. Isolate (open)
C. Equalize (closed)
D. Process
E. Isolate (open)
F. Drain/vent valve
Operate five-valve natural gas manifold
Performing zero trim at static line pressure
Five-valve natural gas configurations shown:
In normal operation, the two isolate (block) valves between the process ports and the
transmitter will be open, and the equalize valves will be closed. Vent valves may be open
or closed.
Reference Manual
Hardware installation
00809-0100-4774
July 2020
Reference Manual
75
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 ...