Siemens SITRANS LR300 Kurzanleitung Seite 4

Installation
Notes:
• SITRANS LR300 is to be used only in the manner outlined in this manual, otherwise
protection provided by the equipment may be impaired.
• Installation shall only be performed by qualified personnel and in accordance with local
governing regulations.
• This product is susceptible to electrostatic shock. Follow proper grounding procedures.
• Do not use a Ground Fault Interrupt (G.F.I.) with SITRANS LR300. The ground path is used
for filtering purposes in conjunction with the universal power supply.
• The input parameters for the PROFIBUS PA version of the equipment certified as EEX de
[ia] IIC T6 meet the requirements for FISCO field apparatus as described in IEC 60079-27.
WARNINGS:
• Materials of construction are chosen based on their chemical compatibility (or
inertness) for general purposes. For exposure to specific environments, check with
chemical compatibility charts before installing.
• The user is responsible for the selection of bolting and gasket materials which will
fall within the limits of the flange and its intended use and which are suitable for the
service conditions.
• For pressure applications, it will be necessary to use PTFE tape or other appropriate
thread sealing compound, and to tighten the process connection beyond hand-tight.
• Improper installation may result in loss of process pressure.
• Never attempt to loosen, remove or disassemble process connection or instrument
housing while vessel contents under pressure.
• This product is designated as a Pressure Accessory per Directive 97 / 23 / EC, and is
not intended for use as a safety device.
Mounting Location
Coni cal
preferred
Clearance: Horn Antenna or Shielded Rod
minimum
10 mm (0.5")
7ML19985QA85
Fl
P a ra b o lic
undesirable
SITRANS LR300 – QUICK START MANUAL
at
o
28
o
20
o
12
minimum
10 mm (0.5")
100 mm (4") horn antenna
Rod antenna or 150 mm (6")
horn antenna
200 mm (8") horn antenna
Page EN-3