Optical Axis Adjustment Range; Example Of Practical Application - Takex PXB-50F Instruction Manual

3-3

OPTICAL AXIS ADJUSTMENT RANGE

Top View
+90°
(Movable within 180°)
–90°
Side View
(Movable within 40°)
(Movable within 40°)
3-4

EXAMPLE OF PRACTICAL APPLICATION

Dos and Don'ts
Straight Line Protection (2spans)
●
Transmitter Receiver
Don't install transmitters in the same direction for double stacked protection or straight line protection with multiple spans to avoid
malfunction or lost alarm by interference.
Don't install transmitters in the same direction for
straight line protection.
Transmitter
Receiver
Transmitter
Don't install transmitters in the same direction
for multi stacked protection.
Transmitter
Transmitter
(Example 1)
+20°
–20°
+20°
–20°
Receiver Transmitter
Receiver
Receiver
Receiver
• Refer to the diagram below, and install the sensors within the optical axis adjustment
range. (Photoelectric beams are drawn in simplified form)
(Example 2)
Within 20°
Within 20°
• In order to minimize the occurrence of malfunctions, refer to the protection diagram below for
optimal operation.
Using the sensors incorrectly may cause malfunction. (Light beams are drawn in simplified form)
Multi stacked protection
●
Transmitter
Receiver
Don't install transmitters with more than three spans in straight line protection.
Transmitter
Receiver
Receiver
Don't install transmitters for multi stacked protection with
multiple spans
Receiver
Transmitter
⑤
(Example 3)
90°
Within 20°
Receiver
Check if there is a lost
●
alarm due to light
reception from other
transmitter.
Transmitter
Transmitter
Transmitter
Transmitter Receiver
Transmitter
Receiver
Within 20°
Receiver