User's Manual

7ML19985FH04 SITRANS LR 400 – INSTRUCTION MANUAL Page 9
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Specifications
• Electromagnetic compatibility
Spurious emission according to EN 50 081
Interference strength according to EN 50 082
• Perm. ambient -40 to 65 °C (-40 to 149 °F) (non-hazardous version)
temperature LCD: -10 to 55 °C (14 to 131 °F)
Observe the temperature classes in hazardous areas!
Communication
• Communication: HART
Load 230 to 600 Ω, 230 to 500 Ω when connecting a coupling
module
Line two-wire shielded: ≤ 3 km
multi-wire shielded: ≤ 1.5 km
Protocol HART, Version 5.1
• Communication: PROFIBUS PA
Protocol Layer 1 and 2 PROFIBUS PA,
technology: IEC 61158-2, slave-functionality
Device Class A
Device Profile 3.0
• PC/Laptop requirements IBM-compatible
RAM ≥
64 Mbytes
Hard disk ≥
100 Mbytes
RS 232-C interface
VGA graphic card (≥ 640 x 480)
• Software for PC/Laptop Windows 95/98/2000/XP or NT 4.0
SIMATIC® PDM
WARNING: 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.