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Introduction
F3SG-R
User’s Manual
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 F3SG-R 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.
Wiring and installation
• Properly perform the wiring after confirming the signal names of all the terminals.
• Be sure that there is nothing in the detection zone and the stable-state indicator is turned ON after
power is turned ON.
• Do not operate the control system until 2 seconds or more after turning ON the power of the F3SG-R.
• When using a commercially available switching regulator power supply, make sure to ground the PE
terminal (protective earth terminal).
• Install the emitter and receiver to the same vertical direction.
• Use brackets of specified quantities and locations according to the dimensions.
If the brackets described above are not used, ratings and performance cannot be met.
• Do not install the F3SG-R close to a device that generates high-frequency noise. Otherwise, take
sufficient blocking measures.
Cleaning
• Do not use thinner, benzene, or acetone for cleaning. They affect the product's resin parts and paint
on the housing.
Object detection
• The F3SG-R cannot detect transparent and/or translucent objects.
Settings
• Do not operate the DIP Switch during normal operation of the F3SG-R. Otherwise, the F3SG-R
enters the Lockout state.
• Do not operate the DIP Switch and Push Switch with tools that may damage the product.
• Be sure that the F3SG-R is in the Setting mode when making a change to the setting.
Precautions for Correct Use
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