Installing And Mounting; Mounting Locations - Siemens SITRANS LUT400 Operating Instructions Manual

Installing and Mounting

Installing
Notes:
• Installation must only be performed by qualified personnel, and in accordance
with local governing regulations.
• This product is susceptible to electrostatic shock. Follow proper grounding
procedures.
All field wiring must have insulation suitable for at least 250V.
Hazardous voltages present on transducer terminals during
operation.
DC input terminals shall be supplied from a source providing
electrical isolation between the input and output, in order to
meet applicable safety requirements of IEC 61010-1.
• Relay contact terminals are for use with equipment that has no accessible live
parts and wiring that has insulation suitable for at least 250 V. The maximum
allowable working voltage between adjacent relay contacts shall be 250 V.
• The non-metallic enclosure does not provide grounding between conduit
connections. Use grounding type bushings and jumpers.

Mounting locations

Recommended
• Ambient temperature is always within -20 to +50 °C (-4 to +122 °F)
• SITRANS LUT400 display window is at shoulder level, unless most interaction is
through a SCADA system
• Easy access to local push buttons is provided
• Cable length requirements are minimized
• Mounting surface is free from vibration
• Sufficient room to swing device lid open and have clear access.
• A place for a laptop computer is provided for on-site configuration (optional, as
laptop not required for configuration).
Avoid
• Exposure to direct sunlight. (Provide a sun shield to avoid direct sunlight.)
• Proximity to high voltage/current runs, contactors, SCR or variable frequency motor
speed controllers
A5E33329501 SITRANS LUT400 (HART) – OPERATING INSTRUCTIONS Page 9