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7 Installation In Enclosure
54
FX3S Series Programmable Controllers
User's Manual - Hardware Edition
7.2 Examination for Installing Method in Enclosure
7.2 Examination for Installing Method in Enclosure
Examine the installation location of PLC in consideration of the environmental conditions (generic
specifications).
The PLC can be installed by the following two methods.
1. Installing on DIN rail
• The PLC can be installed on a DIN46277 rail (35 mm (1.38") wide).
• The PLC can be easily moved and removed.
• The PLC is installed higher by the height of the DIN rail.
For details on the procedures on mounting and removing the DIN rail, refer to Section 7.3.
2. Direct installing (with screws)
• The PLC can be installed directly in the enclosure with M4 screws.
For the mounting hole pitch, refer to Section 7.4.
7.3 Procedures for Installing on and Detaching from DIN Rail
The main unit can be installed on a DIN46277 rail (35 mm (1.38") wide).
7.3.1 Preparation for installation
1. Connecting extension devices
Some extension devices must be mounted on the main unit before the unit is installed in the enclosure.
• Mount the special adapter or connector conversion adapter (FX
3S-CNV-ADP) on the main unit before
installing the main unit to the enclosure.
• The expansion boards, display module and memory cassette can be fitted to the main unit after it is
installed.
2. Affixing the dust proof sheet
The dust proof sheet should be affixed to the ventilation port before beginning the installation and wiring work
Be sure to remove the dust proof sheet when the installation and wiring work is completed.
For the affixing procedure, refer to the instructions on the dust proof sheet.