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M3LDY OPERATING MANUAL EM-2664-B Rev.0
3. POINTs OF CAUTION
3.1 BEFORE UsE ....
The unit is for use in general industrial environments, therefore may not be suitable for applications which require higher
level of safety (e.g. safety or accident prevention systems) or of reliability (e.g. vehicle control or combustion control sys-
tems).
For safety, installation and maintenance of this unit must be conducted by qualified personnel.
If the unit is not used in a manner not specified by M-System, the protection provided by the equipment may be impaired.
3.2 CONFORMITY WITH UL
This product conforms to the following general safety requirements of UL/C-UL.
UL/C-UL general safety requirements
UL 61010-1: 2004, CAN/CSA-C22.2 No.1010-1: 1992
• This equipment is suitable for use in a Pollution Degree 2 environment.
• This equipment is to be used with the maximum operating voltage 30 V rms and 42.4 V peak or 60 V DC.
• The equipment must be mounted inside a suitable fire enclosure.
• Operating temperature: -25 to +55°C (-13 to +131°F)
3.3 CONFORMITY WITH EU DIRECTIVEs
This product conforms to the following EMC Directives.
Electromagnetic Compatibility (EMC) Directive (2004/108/EC)
EMI EN 61000-6-4: 2007/A1: 2011
EMS EN 61000-6-2: 2005
• The equipment must be mounted inside a panel.
• Insert noise filters for the power source, input and output connected to the unit. COSEL Model NAC-04-472, TDK Model
ZCAT 3035-1330 or equivalent is recommended.
• Install lightning surge protectors for those wires connected to remote locations.
• The actual installation environments such as panel configurations, connected devices, connected wires, may affect the
protection level of this unit when it is integrated in a panel system. The user may have to review the CE requirements in
regard to the whole system and employ additional protective measures to ensure the CE conformity.
This product conforms to the EMC Directive for electrical and electronic apparatus intended for use in industrial environ-
ments. If it is used in the residential environments, it may cause radio interference, and the user is requested to take
appropriate measures.
3.4 ENVIRONMENT
Install the unit within the installation specifications.
• Indoors use
• Environmental temperature must be within -25 to +65°C (-13 to 149°F) with relative humidity within 0 to 95% RH without
condensing.
• Provide sufficient space around the unit for heat dissipation.
• Install the unit in a well-ventilated place in order to prevent internal temperature rise.
• Refer to “Clustered mounting” to install several units. In mounting the unit with other equipments side by side, provide
