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Wiring the usb port, Installing the n-ub, Surrounding space – KEYENCE N-UB User Manual

Page 3: Installation precautions

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Wiring the USB port

Connect the USB port of the N-UB to the USB port of the personal
computer. Connect the Type B connector of the USB cable to the N-UB
port.

Surrounding space

Install the N-UB vertically.
When the installation direction changes,
provide adequate surrounding space so
that heat does not build up.

For ventilation, maintain a space of 50mm
or more from the top and bottom of the N-
UB. As long as the N-UB is the only
source of heat generation, the N-UB can
be installed without space on the right
and left sides.
Provide a space of 80 mm or more in front
of the N-UB to connect the BL head.

50 mm or more on the top and bottom; no space is required on the

right and left sides

Installation precautions

When installing the N-UB, do not block the ventilation slots on the
top and bottom of the unit. Otherwise, heat builds up inside the
unit, causing product failure.

If the temperature on the N-UB will foreseeable exceed the upper
limit of the operating temperature (50

°C), take appropriate

measures such as performing forced air cooling or ensuring
proper ventilation so that the temperature does not exceed the
upper limit of the normal operating temperature (50

°C).

Installing and removing the N-UB to and from the DIN

rail

Installing the N-UB to the DIN rail

1

Lower the mounting tab on the back of the N-UB.

Check that the mounting tab is placed in the position shown in the
following diagram.

2

Install the N-UB to the DIN rail as shown in the following
diagram.

Removing the N-UB from the DIN rail

1

Lower the mounting tab as shown in B in the following

diagram, and then remove the N-UB.

2

After the N-UB is removed, return the mounting tab to the
state shown in A.

CAUTION

The length of the USB cable must be 5 m or less.

Note

Users must install the USB Driver to communicate with
the N-UB through a PC.

Installing the N-UB

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OUT
COM

Load

Circuit diagram

Load

Load

Load

Load

In

ter

nal

ci

rcui

t

To the USB port of the
personal computer

USB cable

Top

Bottom

80 mm or more
from the front

80 mm

50 mm

50 mm

Mounting tab

DIN rail

Protrusion

DIN rail

Protrusion

Mounting tab

1. Hook

2. Push

Installing the N-UB to the DIN rail

Mounting tab

Lower with a screw
driver or another tool.

A

B