Emerson Rosemount 3051 Series Quick Start Manual page 11

January 2020
Figure 2-10: Common Transmitter Assemblies
4 × 1.75-in. (44 mm)
4 × 2.88-in. (73 mm)
A. Transmitter with coplanar flange
B. Transmitter with coplanar flange and optional flange adapters
C. Transmitter with traditional flange and optional flange adapters
D. Transmitter with coplanar flange and optional manifold and flange
adapters
Bolts are typically carbon steel or stainless steel. Confirm the material by
viewing the markings on the head of the bolt and referencing
bolt material is not shown in
representative for more information.
Carbon steel bolts do not require lubrication, and the stainless steel bolts are
coated with a lubricant to ease installation. However, do not apply additional
lubricant when installing either type of bolt.
Table 2-1: Torque Values for the Flange and Flange Adapter Bolts
Bolt material
Carbon Steel (CS)
Stainless Steel (SST)
Use the following bolt installation procedure:
Quick Start Guide
A
B
Table
Head markings
B8M
316
STM
316
316
R
C
4 × 2.25-in. (57 mm)
4 × 1.75-in.
4 × 1.50-in.
(44 mm)
(38 mm)
2-1, contact a local Emerson
Initial
torque
300 in-lb
B7M
150 in-lb
316
SW
316
Quick Start Guide
D
4 × 1.75-in. (44 mm)
Table 2-1. If
Final
torque
650 in-lb
300 in-lb
11