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Introduction
F3SJ-E/B
User’s Manual
Make sure to observe the following precautions that are necessary for ensuring safe use of the product.
Do not install the F3SJ-E/B in the following types of environments:
- Areas exposed to intense interference light, such as direct sunlight
- Areas with high humidity where condensation is likely to occur
- Areas where oil mist or corrosive gases are present
- Areas exposed to vibration or shock levels higher than in the specification provisions
- Areas where the product may come into contact with water
- Areas with pollution degree 3 or harsher
- Areas where the product may get wet with oil that can solve adhesive
• Loads must satisfy both of the following conditions:
- Not short-circuited
- Not used with a current that is higher than the rating
• Do not drop the product.
• Install the emitter and receiver to the same vertical direction.
• Dispose of the product in accordance with the relevant rules and regulations of the country or area where the
product is used.
• Make sure to tighten the connectors of the cables securely.
• When replacing the cable connectors with other types of connectors, use connectors that provide a
protection grade of IP54 or higher.
• Be sure to route the input/output lines for the F3SJ-E/B separate from high-potential power lines or through
an exclusive conduit.
• To extend a cable length with a cable other than the dedicated cable, use a cable with the same or superior
specifictions.
• The cable extension length must be within the specified length (30 m max).
• In environments where foreign material such as spatter adheres to the F3SJ-E/B, attach a cover to protect
the F3SJ-E/B from the spatter.
• PC Setting Support Software "SD Manager" (F39-GWUM) and Setting Console (F39-MC21) are available
only for F3SJ-A series. Do not use these setting tools for F3SJ-E/B series.
Observe the precautions described below to prevent operation failure, malfunctions, or undesirable effects on
product performance.
Storage conditions and installation environment
•Do not install, use, or store the F3SJ-E/B for a long time at a temperature or humidity out of the
specified range.
•This is a class A product. In residential areas it may cause radio interference, in which case the
Responsible Person may be required to take adequate measures to reduce interference.
•F3SJ-E/B can be used at altitudes up to 2,000 meters.
Wiring and installation
•Make sure to perform wiring while the power supply is OFF. Otherwise, the F3SJ-E/B may fail to
operate due to the diagnosis function.
•Do not short-circuit output lines to +24 V line. Otherwise a fault of F3SJ-E/B may occur.
Precautions for Safe Use
Precautions for Correct Use
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