16
Rosemount Manifolds
August 2016
EmersonProcess.com/Rosemount
Process connections
Vent port connections
1
/
4
–18 female NPT
Manifold bolts
Standard material is plated Carbon Steel per ASTM A449, Type 1
Alternative bolt materials offered through option codes:
L4 for Austenitic 316 Stainless Steel bolts
L5 for ASTM A193, Grade B7M Bolts
L8
for ASTM A193, Grade B8M Class 2 bolts
Table 9. Rosemount 305 Integral Manifold
Style
Connection
Coplanar
1
/
2
–14 female NPT
Traditional
1
/
4
–18 female NPT
(process adapters optional)
Table 10. Rosemount 306 In-line Manifold
Style
Connection
Block-and-bleed
1
/
2
–14 male NPT
(1)
1.
1
/
2
-14 female NPT option only available with Wireless Pressure Gauge.
2-valve
1
/
2
–14 NPT (male or female)
Table 11. Rosemount 304 Conventional Manifold
Style
Connection
Flange by pipe
1
/
2
–14 female NPT
Flange by flange
2
1
/
8
-in. (54 mm) center-to-center
connection (process adapters required)
Wafer
1
/
2
-14 female NPT
Table 12. Adapters and Connectors
Option Description
Image
DF
1
/
2
-14 NPT female flange adapter
• Available with Rosemount 305
Integral and 304 Conventional
Manifolds
DT
1
/
2
-in. ferrule tube flange adapter
• Available with Rosemount 304
Conventional Manifold
DQ
12mm ferrule tube flange adapter
• Available with Rosemount 305
Integral and 304 Conventional
Manifolds
DV
(1)
Non-stabilized connector
• 3.00-in.
• No stabilizing foot
• Includes assembly hardware
DH
Stabilized extended connectors
• 4.75-in.
• Stabilizing foot
• Includes assembly hardware
G2
(2)
Dielectric isolators
• Available with Rosemount 304
Conventional Manifolds with NG
option
• Rated to 2500 VDC and 5 mega-
Ohms
• Includes bolts sleeves and assembly
hardware
1.
Only allowed with both Rosemount 304 Manifold type code 6 and process
connection code F. Not allowed with Graphite- based packing code 2.
2.
Maximum working pressure of assembly limited to 1500 psi.
Table 12. Adapters and Connectors
Option Description
Image
