Emerson Rosemount 3051S Series Quick Start Manual page 4

Quick Start Guide
WARNING
Conduit/cable entries
Unless marked, the conduit/cable entries in the transmitter
housing use a ½–14 NPT thread form. Entries marked "M20" are
M20 × 1.5 thread form. On devices with multiple conduit entries,
all entries will have the same thread form. Only use plugs,
adapters, glands, or conduit with a compatible thread form when
closing these entries.
When installing in a hazardous location, use only appropriately
listed or Ex certified plugs, glands, or adapters in cable/conduit
entries.
Electrical shock
Electrical shock could cause death or serious injury.
Avoid contact with the leads and terminals. High voltage that may
be present on leads can cause electrical shock.
Unless marked, the conduit/cable entries in the housing use a ½–
14 NPT thread form. Entries marked M20 are M20 × 1.5 thread
form. On devices with multiple conduit entries, all entries will
have the same thread form. Only use plugs, adapters, glands, or
conduit with a compatible thread form when closing these
entries.
When installing in a hazardous location, use only appropriately
listed or Ex certified plugs, glands, or adapters in cable/conduit
entries.
Physical access
Unauthorized personnel may potentially cause significant damage to
and/or misconfiguration of end users' equipment. This could be
intentional or unintentional and needs to be protected against.
Physical security is an important part of any security program and
fundamental in protecting your system. Restrict physical access by
unauthorized personnel to protect end users' assets. This is true for
all systems used within the facility.
4
January 2024
Emerson.com/Rosemount