Emerson 3051S Specifications Page 23

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13
Reference Manual
00809-0100-4001, Rev JA
Section 2: Installation
November 2012
Installation
Bolt installation
Only use bolts supplied with the Rosemount 3051 or sold by Emerson Process Management as
spare parts for the Rosemount 3051 transmitter. Use the following bolt installation procedure:
1. Finger-tighten the bolts.
2. Torque the bolts to the initial torque value using a crossing pattern (see Ta bl e 2 -2 for
torque values).
3. Torque the bolts to the final torque value using the same
crossing pattern.
Table 2-2. Bolt installation torque values
Bolt material Initial torque value Final torque value
CS-ASTM-A445 Standard 300 in.-lb (34 N-m) 650 in.-lb (73 N-m)
316 SST—Option L4 150 in.-lb (17 N-m) 300 in.-lb (34 N-m)
ASTM-A-19 B7M—Option L5 300 in.-lb (34 N-m) 650 in.-lb (73 N-m)
Alloy 400—Option L6 300 in.-lb (34 N-m) 650 in.-lb (73 N-m)
Carbon Steel (CS) Head Markings
B7M
316
B8M
F593_*
Stainless Steel (SST) Head Markings
* The last digit in the F593_ head marking may be
any letter between A and M.
KM
660
CL A
Alloy K-500 Head Marking
See “Safety messages” on page 5 for complete warning
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