Omron NSA12-15-TX11B, Руководство пользователя

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3-4 Installing the NSA-series Industrial PC
3-4-4 Connecting the Grounding Wire
3-15
3
Installing th
e NSA-series Industria
l
PC and Con
necting Peripheral Devices
Power Supply
The following specifications are requirements for power supplies that can be
connected to the NSA-series Industrial PC. Select a power supply that satisfies
the capacity requirement.
Item Value
Supply voltage 24 V DC
Allowable power supply voltage range 20.4 to 27.6 V DC (24 V DC
±
15%)
Power supply capacity 80 W min.
Breaker
24 V DC power supply
Connecting Parts
Note
Connect to the power supply terminal block using a twisted-pair cable with stranded
copper wire between AWG16 and AWG12, with a rated temperature of 75
°
C. Tighten
the terminal screws to a torque of 0.5 to 0.6 N·m (5 to 7 lb·in). Be sure the screws are
properly tightened.
Prepare the connection wires as shown in the figure below. Make sure the bare
wires are twisted tightly together.
3-4-4 Connecting the Grounding Wire
The NSA-series Industrial PC has a functional grounding terminal ( ). Make sure
the terminal is properly grounded to prevent the Unit from malfunctioning due to
electrical noise.
Functional
grounding
terminal
Attach a crimp terminal for an M4 screw to the grounding wire.