Emerson Rosemount MCL-220 Manual page 2

Essential instructions
Read this page before proceeding!
Your purchase from Rosemount has resulted in one of the finest instruments available for your particular application. These
instruments have been designed and tested to meet many national and international standards. Experience indicates that the
instrument's performance is directly related to the quality of the installation and knowledge of the user in operating and
maintaining the instrument. To ensure continued operation the the design specifications, read this manual thoroughly before
proceeding with installation, commissioning, operation, and maintenance of this instrument. If this equipment is used in a manner
not specified by the manufacturer, the protection provided by it against hazards may be impaired.
• Failure to follow the proper instructions may cause any one of the following situations to occur: loss of life, personal injury,
property damage, damage to this instrument, and warranty invalidation.
• Ensure that you have received the correct model and options from your purchase order. Verify that this manual covers your
model and options. If not, call 1 800 999 9307 to request the correct manual.
• For clarification of instructions, contact your Rosemount representative.
• Follow all warnings, cautions, and instructions marked on and supplied with the product.
• Use only qualified personnel to install, operate, update, program, and maintain the product.
• Install your equipment as specified in the installation instructions of this manual. Follow appropriate local and national
codes. Only connect the product to the electrical and pressure sources specified in this manual.
• Use only factory documented components for repair. Tampering or unauthorized substitution of parts and procedures can
affect the performance and cause unsafe operation of your process.
• All equipment doors must be closed and protective covers much be in place unless qualified personnel are performing
maintenance.
• If this equipment is used in a manner not specified by the manufacturer, the protection provided by it against hazards may
be impaired.
WARNING!
RISK OF ELECTRICAL SHOCK
Equipment protected throughout by double insulation.
• Installation of cable connections and servicing of this product may require access to shock and high voltage levels.
• Main power and relay contacts wired to separate power sources must be disconnected before servicing.
• Do not operate or energize instrument with the case open!
• Signal wiring connected in this box must be rated at least 240 V.
• Non-metallic cable strain reliefs do not provide grounding between conduit connections! Use grounding type bushings and
jumper wires.
• Unused cable conduit entries must be securely sealed by non-flammable closures to provide enclosure integrity in
compliance with personal safety and environmental protection requirements. Unused conduit openings must be sealed with
NEMA 4X or IP65 conduit plugs to maintain the ingress protection rating (NEMA 4X).
• Electrical installation must be in accordance with the National Electrical Code (ANSI/NFPA-70) and/or any other applicable
national or local codes.
• Operate only with front and rear panels fastened and in place over terminal area.
• Safety and performance require that this instrument be connected and properly grounded through a three-wire power
source.
• Proper relay use and configuration is the responsibility of the user.
WARNING!
This product is not intended for use in the light industrial, residential, or commercial environments per the instrument's certification
to EN50081-2.
CAUTION!
This product generates, uses, and can radiate radio frequency energy and thus can cause radio communication interference.
Improper installation or operation may increase such interference. As temporarily permitted by regulation, this unit has not been
tested for compliance within the limits of Class A computing devices, pursuant to Subpart J of Part 15 of FCC rules, which are
designed to provide reasonable protection against such interference. Operation of this equipment in a residential area may cause
interference, in which case the user at his own expenace, will be required to take whatever measures may be required to correct the
interference.