Honeywell 2MLL-PSRA User Manual page 29

3.1 Installation
Installation environment
The 2MLL-PSRA 2MLL-PSEA modules have high reliability regardless of their
installation environment. The following factors ensure the system reliability and stability.
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Environmental prerequisites
Avoid installing the module in places where it is subjected or exposed to:
a) Water leakage and dust.
•
Continuous shocks or vibrations.
•
Direct sunlight.
•
Dew condensation due to rapid temperature change.
•
Temperature outside the range of 0 to 55°C.
•
Relative humidity outside the range of 5 ~ 95%.
•
Corrosive gas or combustible gas.
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Installation guidelines
a) Ensure that no external materials like wire scraps enter the upper part of the
PLC during drilling or wiring.
•
Ensure to install PLC in a location where it is easy for monitoring and use.
•
Ensure that PLC is not located on the same panel where high voltage equipment
is located.
•
Ensure that the distance from the walls of duct to external equipment is 50mm
or more.
•
Ensure that the PLC is properly grounded to the locations that have good
ambient noise immunity.
R210 Pnet I/F Module 2MLL-PSRA, 2MLL-PSEA User's Guide
November 2011
3. Installation and wiring
Honeywell
29