Emerson Rosemount 2051HT Quick Start Manual page 4

Quick Start Guide
WARNING
Explosions could result in death or serious injury.
Installation of this transmitter in an explosive environment must be in
accordance with the appropriate local, national, and international standards,
codes, and practices. Review the approvals section of this manual for any
restrictions associated with a safe
• Before connecting a Field Communicator in an explosive atmosphere,
ensure the instruments in the loop are installed in accordance with
intrinsically safe or non-incendive field wiring practices.
• In an explosion-proof/flameproof installation, do not remove the
transmitter covers when power is applied to the unit.
Process leaks may cause harm or result in death.
• Install and tighten process connectors before applying pressure.
• Do not attempt to loosen or remove flange bolts while the transmitter is
in service.
Electrical shock can result in death or serious injury.
• Avoid contact with the leads and terminals. High voltage that may be
present on leads can cause electrical shock.
• Before connecting a handheld communicator in an explosive
atmosphere, ensure the instruments in the loop are installed in
accordance with intrinsically safe or non-incendive field wiring practices.
• In an Explosion-Proof/Flameproof installation, do not remove the
transmitter covers when power is applied to the unit.
Process leaks may cause harm or result in death.
• Install and tighten process connectors before applying pressure.
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 to 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
November 2019
Emerson.com/Rosemount