User`s manual
Installation General specifications
9 – 6
9.2 General specifications
Do not use or store the modules of MELSEC System Q in an environment as follows:
● Operating ambient temperature exceeding 0 to +55 °C
● Storage ambient temperature exceeding –20 bis +75 °C
● Operating ambient humidity exceeding 5 % bis 95 %
● Operating areas with air condensing by sudden temperature changes.
● Areas with flammable gas
● Areas with conductive dust (iron filings, oily smoke, dust, corrosive gas or organic solvent)
● Operating areas with direct solar irradiation
● Operating areas with high magnetic or high voltage fields
● Operating areas with high vibration impact or sound waves affecting the PLC
Keep a distance of minimum 25 cm to the PLC when using mobile phones.