Figure A-4. Rosemount 5402 and 5401 with SST Cone Antenna (Model Code: 2S-8S)
7.1 (180)
3.5 (88) 3.6 (92)
s60
B
V°
5.2 (133)
9.4 (240)
A
7.3
(185)
V°
Optional
antenna
extension
All dimensions are in inches (mm).
Process connection availability
●
Available as standard
❍
Available as special, consult factory
N/A Not available
Process connection
Antenna code
2S 3S 4S 6S 8S
2 in./DN 50/50A
●❍❍❍❍
3 in./DN 80/80A
●
●❍❍❍
4 in./DN 100/100A
●
●●❍❍
6 in./DN 150/150A
●
●●●❍
8 in./DN 200/200A
●
●●●●
2-in. threaded connection
●
N/A N/A N/A N/A
3-in. threaded connection
●
●●●●
4-in. threaded connection
●
●●●●
Bracket mounting
●
●●●●
Rosemount 5402 Standard SST Cone
Cone size
(inches)
A B
Antenna
code
2 6.5 (165) 2.0 (50) 2S
3 5.9 (150) 2.6 (67) 3S
4 8.8 (225) 3.6 (92) 4S
Rosemount 5401 Standard SST Cone
Cone size
(inches)
A B
Antenna
code
3 3.3 (84) 2.6 (67) 3S
4 5.9 (150) 3.6 (92) 4S
6 7.3 (185) 5.5 (140) 6S
8 10.6 (270) 7.4 (188) 8S
Rosemount 5402 and 5401 Extended SST Cone
(1)
Max. nozzle height A Option code
20 (500) 20.4 (518) S3
1. The extended cone antennas are available in 5-inch step increments from 10 to
50 inches. Contact your local Emerson representative for more information.
Expect long lead times for other sizes than the 20 in. (500 mm) version.
Rosemount 5402 Extended SST
Cone size (inches) V°
2 90°
3 90°
4 90°
Rosemount 5401 Extended SST
Cone size (inches) V°
390°
4135°
6135°
890°
Rosemount 5402 Standard SST Cone with Purging
Cone size
(inches)
A B
Option
code
Antenna
code
4 9.0 (229) 3.6 (92) PC1 4S
Optional
purging
connection,
inlet ¼- 18 NPT
Threaded
connection
(RC, RD, RE) is
available for SST
cone antennas
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