Emerson Rosemount 2151N Reference Manual page 70

Rosemount 2151N
Table 5-2 – Torque References
ITEM(S) TO BE TORQUED
Traditional Flange
Bracket to Mounting Surface
Bolts
Coplanar Flange
Bracket to Mounting Surface
Bolts
Traditional Flange
Transmitter to Bracket Bolts
Coplanar Flange
Transmitter to Bracket Bolts
Flange Bolts
Drain/Vent Valve Stems
Drain/Vent Valve Seats
Screen Plug
Covers
Conduit Plug
Conduit Seal Fitting
Electrical Connector
Terminal Block Mounting
Screws
Electronics Assembly
Mounting Screws
Internal Ground Screw
External Ground Screw
Terminal Screw
61
TORQUE VALUE
19 ft-lb (26 N-m)
19 ft-lb (26 N-m)
21 ft-lb (29 N-m)
21 ft-lb (29 N-m)
See Process Flange
Reassembly section
7.5 ft-lb (10 N-m)
200 in-lb (22.6 N-m)
50 in-lb (5.7 N-m)
See Electrical in
Section 2: Installation
200 in-lb (22.6 N-m)
See Manufacturer's
instructions
See Manufacturer's
instructions
7 in-lb (0.8 N-m)
7 in-lb (0.8 N-m)
7 in-lb (0.8 N-m)
8.9 in-lb (1.0 N-m)
7 in-lb (0.8 N-m)
Reference Manual
00809-0000-4851 Rev AD
TOLERANCE
±1 ft-lb (1.4 N-m)
±1 ft-lb (1.4 N-m)
±1 ft-lb (1.4 N-m)
±1 ft-lb (1.4 N-m)
See Process Flange
Reassembly section
±0.5 ft-lb (0.7 N-m)
+ 1 ft-lb (1.4 N-m)
±1 in-lb (0.1 N-m)
See Electrical in
Section 2: Installation
±1 ft-lb (1.4 N-m)
See Manufacturer's
instructions
See Manufacturer's
instructions
±1 in-lb (0.1 N-m)
±1 in-lb (0.1 N-m)
±1 in-lb (0.1 N-m)
±1 in-lb (0.1 N-m)
±1 in-lb (0.1 N-m)
Maintenance & Troubleshooting
December 2023