Badger Meter ASF - Steam (2 to 48")" - Manual (Page 6)

INSTALLATION INSTRUCTIONS, DOUBLE SUPPORT
1 . Follow steps 1 through 4 in "Installation Instructions, Single Support" on page 5 . At 180° from and on the same plane
as the previously drilled hole, grind the surface of the pipe to provide a clean area for welding . Drill a hole and deburr,
especially on the inside of the pipe . Size the hole used for the double support according to Table 3 .
Model / Sensor Weld Connector Drill Bit
ASF (7/8") 1/2" 1/2"
ASF1 (1-1/4") 1" 7/8"
ASF2 (2-1/4") 3" 2-3/4"
Table 3: Double support drill bit size
2 . Weld the double support weld-o-let, making sure that it is centered with the drilled hole (1/16" weld gap recommended) .
3 . Install the ASF Ellipse sensor through the two holes . Make sure that the double support pin passes through the guide ring .
See Figure 5 .
Ellipse Sensor
Double Support Pin
Guide Ring
Figure 5: Double support pin
4 . While holding the ASF Ellipse in its fully inserted position, align the sensor head with the direction of flow as in step 7,
"Installation Instructions, Single Support" on page 5 .
5 . Check that the ASF Ellipse is in the correct orientation and spans the inside of the pipe . Tighten the compression nut
manually, the tighten it another 1-1/4 turns using a wrench .
6 . Install the plug into the end of the double support weld-o-let . Tighten the plug to prevent leakage . Make sure that there is
no leakage in the system .
7 . Follow steps 8 through 13 in "Installation Instructions, Single Support" on page 5 .
TYPICAL INSTALLATION WITH DIFFERENTIAL PRESSURE TRANSMITTER
Horizontal Pipes Vertical Pipes
PIPE
FILL HERE W/WATER
1/2" TUBING
3- or 5-VALVE
MANIFOLD
DP. TRANSMITTER
ELLIPSE
SENSOR
CROSS TEES
Figure 6: Typical installation
Ellipse® Pitot Tube Meter, ASF Annular Flanged Steam Meter
Page 6 April 2014