Emerson Rosemount 3051CF Series Quick Start Manual page 47

January 2020
Table 5-11: Thread Adapter Thread Sizes
Male thread
M20 × 1.5 – 6H
½–14 NPT
¾ –14 NPT
Female thread
M20 × 1.5 – 6H
½–14 NPT
G½
Special Conditions for Safe Use (X):
1. When the thread adapter or blanking plug is used with an enclosure
in type of protection increased safety "e," the entry thread shall be
suitably sealed in order to maintain the ingress protection rating (IP)
of the enclosure.
2. The blanking plug shall not be used with an adapter.
3. Blanking plug and threaded adapter shall be either NPT or metric
thread forms. G½ thread forms are only acceptable for existing
(legacy) equipment installations.
5.13 Additional certifications
5.13.1 SBS American Bureau of Shipping (ABS) Type Approval
Certificate
Intended use Marine & Offshore Applications – Measurement of either
5.13.2 SBV Bureau Veritas (BV) Type Approval
Certificate
Requirements Bureau Veritas rules for the classification of steel ships
Application
5.13.3 SDN Det Norske Veritas (DNV) Type Approval
Certificate
Quick Start Guide
Identification mark
M20
½ –14 NPT
¾ –14 NPT
Identification mark
M20
½–14 NPT
G½
18-HS1814795-PDA
gauge or absolute pressure for liquid, gas and vapor.
23155
Class notations: AUT-UMS, AUT-CCS, AUT-PORT and AUT-
IMS; Pressure transmitter type 3051 cannot be installed
on diesel engines
TAA000004F
Quick Start Guide
47