KW2D Series ø22 Smart RFID Reader
13
Installation and Wiring Precautions
Installation Space
Metal around the front unit will affect the reading distance of RFID tags.
If the front unit is surrounded with metal, separate the metal from the
front unit by 20mm or more.
Metal
Metal
X: 20mm or more
(42mm or more from the center)
X
X
X
X
X
X
When Multiple Tags Are in the Reading Area
The wrong tag may be detected. Keep tags that should not be read
150mm or more from the area around the front unit.
Other tag
Tag to be read
150mm or more
Removing the Back Unit
1) To remove the back unit from the front unit, press the lock lever (
①
)
while turning it to the left.
①
②
Lock lever
2) To attach the back unit, align the TOP marks on the front unit and
the back unit, and then insert the back unit into the front unit. Turn
the lock lever to the right to lock it.
• Be sure to turn off the power before starting installation, removal, wiring, maintenance, and inspection work. Failure to turn power off may cause
electrical shocks or fire hazard.
Panel Mounting Method
Insert the front unit into the mounting hole from the front side of the
panel, and install the locking ring from the back side of the panel.
Locking ring recommended tightening torque: 2.0N·m
Locking ring
Panel
TOP mark
Gasket
Attaching the Front Cover
1) Attach hook section B (long) of the front cover to the front unit.
2) Push hook section A (short) onto the front unit.
3) The cover (without holder) and cover (with holder) are installed in the
same way.
Hook
section B
Hook section A (short)
Hook section A (short)
Hook section B (long)
The front cover can be attached with a pitch of 90°.
Precautions for Use
Safety Precautions
