Wiring
FQ2-S/CH User’s Manual
63
2
Installation and Connections
Power Supply Specifications When a Switching Regulator Is Connected
Use a power supply that meets the following specifications. (They are sold separately.)
Supply power from a DC power supply for which measures have been applied to prevent high voltages (e.g., a safety
extra-low-voltage circuit).
If UL certification is required for the overall system, use a UL Class II DC power supply.
Wiring the Touch Finder
Power Supply Wiring
Connecting the Power Supply
Item
Description
When connected to
FQ2-S- or
FQ2-CH1-M
When connected to
FQ2-S-
Power supply voltage
24 VDC (21.6 to 26.4 V)
Recommended Power Supplies
S8VS-06024(24 VDC, 2.5 A) S8VS-03024 (24 VDC, 1.3 A)
External power supply terminal screws
M4 (tightening torque: 1.2 N·m)
1 Loosen the two terminal screws using a Phil-
lips screwdriver.
2 Attach crimp terminals to the power lines.
Secure the positive and negative lines as indi-
cated using M3 screws.
Power supply tightening torque: 0.54 N⋅m
3 In environments where there is excessive
noise, attach a ferrite core (ZCAT1730-0730
from TDK or the equivalent) to the power sup-
ply cable.
When you attach the ferrite core to
the power supply cable, wrap the
cable only one time.
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