③
Warning
Caution
Warning
Caution
Description of the Display
Indicates information that if ignored and the device is handled incorrectly, may result in death or serious injury.
Indicates information that if ignored and the device is handled incorrectly, may result in injury or damage to property alone.
Indicates the useful information.
Example:
Do not disassemble
Do not install the device as shown below. If may cause erroneous detection or detection failure.
Models other than
PXB-F
PXB-F
Monitor jack
Sound check switch (Factory setting: OFF)
Detection response time adjustment volume
Upper/lower changeover switch
Upper/lower changeover switch
[Transmitter]
[Receiver]
(Factory setting: Standard position [0.05 secs])
“8 EXPLANATION OF FUNCTIONS
(8-2 RESPONSE TIME ADJUSTMENT
FUNCTION)”
“8 EXPLANATION OF FUNCTIONS
(8-1 SOUND CHECK FUNCTION)”
2
PRECAUTIONS
NAMES OF OPERATION SECTION
1-3
This symbol indicates a prohibited action, with the specific action shown near the symbol.
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.
Light reception authorization LED: Red
(Upper/Lower)
“8 EXPLANATION OF FUNCTIONS
(8-3 UPPER/LOWER CHANGEOVER FUNCTION)”
“8 EXPLANATION OF FUNCTIONS
(8-3 UPPER/LOWER CHANGEOVER
FUNCTION)”
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.
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.
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.
Consider the rated protection distance for each device, and
use within the rated distance.
t*OTUBMMBUJPO JO MPDBUJPOT
shaded by trees etc.
t*OTUBMMBUJPO JO MPDBUJPO XIFSF
strong light such as sunlight or
light from vehicle headlights can
directly enter the optical axis
t*OTUBMMBUJPOJOBSFBTXIFSF
objects that move (the laundry
etc) can obstruct the optical
axis
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with other models
Transmitter LED: Red
(Upper/Lower)
Alarm LED
: Red
Sensitivity
attenuation LED
: Red
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.