Badger Meter Preso Gemini Cone User Manual Download Page 22

Threaded and Socket Weld Mount

PG 

            

Series

T)

Threaded

(NPT)

Body-Element

Instrument

Beta

Transmitter

Material

Surface

S)

Socket weld

Material

Connection

Oatio

Bracket

Certificate

Finish

1)

CS body-316/

H)

1/4" NPT

4)

0 4

1)

SS bracket

1)

Material

1)

Tungsten

Pipe Size

316L element

(1…3" NPS)

5)

0 5

2)

With three

certificates

Carbide

B)

1/2"

2)

316/316L

I)

1/2" NPT

6)

0 6

valve

2)

PMI

C) 

1"

body-316/

(3" and up)

7)

0 7

3)

With five

3)

Combination

2)

Chromium

D)

1-1/4"

316L element

J)

1/2" socket

8)

0 8

valve

of one and

Carbide

E)

1-1/2"

3)

304/304L

weld

X)

Custom

4)

None

two above

F)

2"

body-316/

X)

Other

4)

NACE

X)

Other

316L element

(MR0175)

X)

Other

5)

NACE

(MR0103)

Transmitter

Calibration

X)

Other

Mounting

Pipe Schedule

Instrument Valve

1)

Factory

2)

3 Valve manifold

0)

None

A)

Standard**

Process Connection

A)

1/4" Needle valve CS

calibration

(WMP only)

B)

10

F)

NPT

C)

1/4" Needle valve SS

2)

Special

3)

5 Valve manifold

D)

30

G)

Socket weld

X)

Other

calibration*

(WMP only)

E)

40

X)

Other

Z)

Not required

Z)

Not required

4)

Mounting

G)

80

Welding

bracket only

L)

160

Standard

X)

Other

M)

XH

Hydrostatic Testing

A)

Standard

0)

None

N)

XXH

1)

Hydro with certificate

B)

ASME B31 1

O)

5S

0)

None

C)

ASME B31 3

P)

40S

X)

Other

NDE Testing

Q)

80S

A)

X-ray/Dye Pen 5%

X)

Other

X)

Other

0)

None

* Standard calibration is performed at Badger Meter with five data points (0 5 percent accuracy)

** Pipe schedule "Standard" is schedule 40 up to 10 in  and 3 75 in  wall for 12 in  and larger 

Part Number Construction

Page 22 

June 2018

DPM-UM-00206-EN-03

Summary of Contents for Preso Gemini Cone

Page 1: ...Differential Pressure Flow Meter Gemini Cone DPM UM 00206 EN 03 June 2018 User Manual...

Page 2: ...Differential Pressure Flow Meter Gemini Cone Page ii June 2018 DPM UM 00206 EN 03...

Page 3: ...sics 9 Installation Checkpoints for the Transmitter 9 Mounting Location 10 Meter Orientation and Transmitter Position 10 Pressure Tap Location 10 Line Installation 11 Differential Pressure Connections...

Page 4: ...team Service 17 Installation Options 17 Horizontal Meter Installation 17 Vertical Meter Installation 19 Transmitter Calibration 19 System Modifications 20 Square Root Error 20 Gauge Line Error 20 Elev...

Page 5: ...SERVICE OPEN VALVES VERY SLOWLY TO AVOID SLUGGING IN THE METER RUN WARNING SECURE ALL CONNECTIONS PROPERLY BEFORE STARTING UP A SYSTEM KEEP A SAFE DISTANCE AWAY FROM THE PROCESS UPON STARTUP WARNING...

Page 6: ...d electronic signal typically via Modbus or a 4 20 mA output to a flow computer or other process controller for interpretation and readout For compressible fluids line pressure and temperature measure...

Page 7: ...Components Valve Manifolds A 3 way or 5 way valve manifold isolates the transmitter from the process lines A manifold allows the operator to calibrate the transmitter without removing it from the impu...

Page 8: ...mini Cone meter be installed with zero to five pipe diameters and zero to three pipe diameters downstream 0 4 0 5 0 6 0 7 0 8 Flow B A Single Elbow A 0 0 0 1 1 B 0 0 0 1 1 Flow B A Two Elbows In Plane...

Page 9: ...ESSURE TRANSMITTER IF HIGH TEMPERATURE FLUIDS ARE LIKELY TO BE ENCOUNTERED MAKE SURE THE CONNECTION TUBING IS RATED FOR THE ANTICIPATED TEMPERATURE RANGE Installation Checkpoints for the Transmitter B...

Page 10: ...f flow will cause improper results and potentially damage the meter For vertical installations the location of differential pressure taps is unrestricted as long as the static pressure tap is upstream...

Page 11: ...reads with a process compliant thread sealant prior to tightening Once tightened torque mark all fittings for future reference Transmitter Connection Tubing Before connecting the Gemini Cone meter to...

Page 12: ...egree of accuracy and long enough for proper cooling of high temperature fluids before they reach the transmitter Make sure the installation permits access to the connection tubes valves valve manifol...

Page 13: ...the liquid taps above the centerline can accumulate air or non condensing gases In liquid service the connecting lines from the meter shall slope downward to the transmitter with no upturns or pockets...

Page 14: ...OW PRESSURE PORT WITH AN INERT FLUID BEFORE STARTING THE METER NOTE N Do not use downward flow piping configurations that use the standard upstream and downstream pressure ports for liquid application...

Page 15: ...to drain away from the transmitter If the connecting tubing extending from the cone meter to the transmitter is not installed in a vertical position it should slope upward at least 1 12 for proper dra...

Page 16: ...o the manifold see Figure 7 IF THERE IS ANY LIQUID PRESENT IN THE GAS DO NOT USE THE PIPING ARRANGEMENT SHOWN IN Figure 7 THE U CONFIGURATION COULD TRAP LIQUID IN THE CONE CHANGING THE DOWNSTREAM PRES...

Page 17: ...ired Modern DP transmitters have very little diaphragm movement and do not require the large volume condensate chamber Horizontal Meter Installation Install the pressure taps above the horizontal cent...

Page 18: ...8 Typical horizontal installation for steam Flow Side View Instrument Taps Not In the Same Plane HI LO By pass Valve Front View Filling Crosses Fill with water to same level DP Transmitter or Direct R...

Page 19: ...ial pressure transmitter must be zeroed when zero flow has been established in the main line When the process is turned off particulates may settle into the low pressure port Flush the low pressure po...

Page 20: ...han the other the hydrostatic head of the lines will vary resulting in inaccurate differential pressure measurement Similarly if the temperature of liquid in one leg is different from the temperature...

Page 21: ...Factory 5 NACE WMP only B 10 A RF flange 150 calibration MR0103 3 5 Valve manifold C 20 B RF flange 300 Instrument Valve 2 Special X Other WMP only D 30 C RF flange 600 A 1 4 Needle valve CS calibrati...

Page 22: ...ransmitter Calibration X Other Mounting Pipe Schedule Instrument Valve 1 Factory 2 3 Valve manifold 0 None A Standard Process Connection A 1 4 Needle valve CS calibration WMP only B 10 F NPT C 1 4 Nee...

Page 23: ...edle valve CS Z Not required WMP only X Other C 1 4 Needle valve SS Welding 4 Mounting Pipe Schedule D 1 2 Needle valve SS Standard bracket only A Standard Instrument E 1 2 Gate w cross CS steam A Sta...

Page 24: ...r Meter with five data points 0 5 percent accuracy Pipe schedule Standard is schedule 40 up to 10 in and 3 75 in wall at 12 in and larger www badgermeter com Preso is a registered trademark of Badger...

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