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1-3
NAMES OF OPERATION SECTION
2
PRECAUTIONS
When using multi-level protection, use sensors of same model for both upper and lower sensors.
Using these sensors together with sensors from different series (e.g. PB-IN-HFA) may cause interference between the
sensors.
Description of the Display
Warning
Indicates information that if ignored and the device is handled incorrectly, may result in death or serious injury.
Caution
Indicates information that if ignored and the device is handled incorrectly, may result in injury or damage to property alone.
This symbol indicates a prohibited action, with the specific action shown near the symbol.
Indicates the useful information.
Do not use the sensors powered with a voltage level other
than the indicated power supply voltage specified (between
10 to 30V DC). Doing so may cause a fire or electrical shock.
Do not connect a device that exceeds the capacity shown to
the output contact of this device. Doing so may cause a fire or
electrical shock.
Do not touch the terminal section with wet hands.
Doing so may cause an electrical shock.
Consider the rated protection distance for each device, and
use within the rated distance.
Do not install the device as shown below. If may cause erroneous detection or detection failure.
shaded by trees etc.
[Transmitter]
Transmitter LED: Red
(Upper/Lower)
Upper/lower changeover switch
"8 EXPLANATION OF FUNCTIONS
(8-3 UPPER/LOWER CHANGEOVER FUNCTION)"
This manual describes the precautions to be observed for safe operation of this device by classifying them
into the following categories. As these are important, be sure to read and strictly observe them.
strong light such as sunlight or
light from vehicle headlights can
directly enter the optical axis
Alarm LED
: Red
Sensitivity
attenuation LED
: Red
Warning
Do not disassemble or modify this device. Doing so may cause a
fire, electrical shock, or malfunction of the device.
If smoke or an abnormal odor or sound is found, leaving it
unattended may cause a fire or electrical shock. Immediately
turn off the power to the device and confirm that the abnormal
state has been corrected, and then ask the place of purchase for
repair.
Caution
Do not install this device in a location that cannot support its
weight. Doing so may cause the device to fall and cause an
injury or malfunction of the device.
objects that move (the laundry
etc) can obstruct the optical
axis
③
[Receiver]
Light reception authorization LED: Red
(Upper/Lower)
Upper/lower changeover switch
"8 EXPLANATION OF FUNCTIONS
(8-3 UPPER/LOWER CHANGEOVER
FUNCTION)"
Monitor jack
Detection response time adjustment volume
(Factory setting: Standard position [0.05 secs])
"8 EXPLANATION OF FUNCTIONS
(8-2 RESPONSE TIME ADJUSTMENT
FUNCTION)"
Sound check switch (Factory setting: OFF)
"8 EXPLANATION OF FUNCTIONS
(8-1 SOUND CHECK FUNCTION)"
Example:
Do not disassemble
Models other than
PXB-F
PXB-F
with other models
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