Kit De Casquillos Centradores - Spirax Sarco TFA DN25 Instrucciones De Instalación Y Mantenimiento

3.2.6 Kit de casquillos centradores

To ensure the TFA flowmeter is located centrally in the pipe, centralising bushes are supplied
with the meter, depending on the requirement of the pipe size and the flange type. For correct
fitting, see table below for correct selection of bush kit.
Tamaño TFA
DN25 ( 1")
DN32 ( 1¼""
DN40 ( 1½")
DN50 ( 2" )
The centralising bushes are designed be used in the two lowest bolting locations on the flange,
allowing the weight of the flowmeter to centralise itself on the bushes.
Fig. 18 TFA flowmeter +
centralising bushes
IM-P193-02 MI Issue 3
EN 1092 ASME
PN16
PN25
PN40
1930283
1930283
1930283
1930283 1930283
Tipo de brida
ASME
150 300
1930283
1930283
1930483
1930583
The bushes are a loose fit over
the lower two bolts in the flange
connection.
Note: If the bushes are not
installed in the two lowest
bolting locations, they will
not centralise the flowmeter,
leading to inaccuracies.
JIS 20
KS 20
1930283
1930283
19