Emerson Rosemount 520 - Flexible PTFE Tube Mounting

February 2019
12
Quick Start Guide
3.7 Flexible PTFE tube mounting
The transmitter is secured to the PTFE tube by a nut and a ferrule. The PTFE tube is
secured to the flange by fittings. This is done by the factory, prior to delivery.
1. Install a suitable pipe in the tank.
2. Insert the PTFE tube into the pipe and secure the provided flange to the deck
socket.
Note
The recommended minimum tube bending radius is 130 mm.
Figure 7. Installation Drawing
A. Optional junction box
B. Refer to Table 3
C. Tank top
D. Refer to Table 3
E. Dead zone
F. Lowest tank bottom
G. Transmitter
H. Spacer
I. HY-Lok nut and ferrules
J. HY-Lok fitting with nut and ferrules
K. Refer to Table 3
L.Hydraline SV
1
/2-in. PTFE hose braided with stainless steel
M. Hydraline SB hose jacket
N. Hose fitting with BSP
1
/2-in. male thread
O. Flange
P. Cable gland PG11, DIN 89280
A
C
E
F
G
I
J
M
H
L
N
O
M
B
D
K
d
P
00825-0100-4520_RevAC.fm Page 12 Thursday, February 7, 2019 10:16 AM