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

3-3

OPTICAL AXIS ADJUSTMENT RANGE

Top View
-90°
<<Caution>>
Range where the optical
axis is shielded
3-4

EXAMPLE OF PRACTICAL APPLICATION

External Perimeter Protection
Transmitter
1CH
Receiver
1CH
Receiver
3CH
Transmitter
3CH
Straight Line Protection
Transmitter Receiver Receiver
1CH 1CH 1CH
2 Level Protection
Transmitter
1CH
Transmitter
3CH
+90°
(180°)
• In order to minimize the occurrence of malfunctions, refer to the protection diagram below for
Transmitter
3CH
Receiver
3CH
Receiver
1CH
Transmitter
1CH
Transmitter Transmitter Receiver
1CH 3CH 3CH
Receiver
1CH
Receiver
3CH
Side view
optimal operation.
Using the sensors incorrectly may cause malfunction. (Light beams are drawn in simplified form)
2 Level External Perimeter Protection
Receiver
1CH
3CH
Receiver
2CH
4CH
2 Level Straight Line Protection
Transmitter Receiver
1CH 1CH
Transmitter Receiver
3CH 3CH
+20°
+20°
Transmitter Transmitter
1CH 2CH
3CH 4CH
Transmitter
Transmitter
2CH
1CH
4CH
3CH
Receiver Transmitter Transmitter
1CH 1CH 2CH
Receiver Transmitter Transmitter
3CH 3CH 4CH
-20°
-20°
Receiver
2CH
4CH
Receiver
1CH
3CH
Receiver
2CH
Receiver
4CH