Flange With 1-In. Ball Valve Mounting - Emerson Rosemount 520 Quick Start Manual

Level transmitter
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Quick Start Guide

3.5 Flange with 1-in. ball valve mounting

1. Install a suitable flange connection to the tank wall.
2. Secure the provided flange and ball valve to the tank flange connection.
3. Secure the transmitter in the ball valve by use of the provided nut and gasket.
The recommended torque is 20 N-m.
Figure 5. Installation Drawing
G
C
F
H
D K
B
A. Optional junction box
B. Refer to
Table 2
C. Tank top
D. Refer to
Table 2
E. Dead zone
F. Tank bottom
G. Vent pipe
Table 2. Flange Size for Flange with 1-in Ball Valve
Standard
DN25 PN16
JIS25A—16K
1-in. ANSI/150
10
E
I
J
L
d
315
D (mm)
115
125
108
A
M N
64
H. Flange
I. 1-in. ball valve
J. 1-in. nipple pipe connector 1-to 1-in.
K. Refer to
Table 2
L. Gasket
M. 1-in. nut
N. Transmitter
B (mm)
K (mm)
16
85
14
90
16
79
February 2019
d x n (mm)
14 x 4
19 x 4
16 x 4

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