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EX-21B
User manual
Panasonic EX-21B User Manual
Amplifier built-in ultra-compact type photoelectric sensor
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Contents
Table of Contents
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Table of Contents
Table of Contents
Cautions
Part Description
Mounting
Mounting the Sensor
Mounting to Sensor Mounting Bracket (Optional)
Mounting to Mounting Spacer (Optional) (Front Sensing Type)
Installation Interval
Mounting When Detecting Materials Having a Gloss (Retroreflective Type
I/O Circuit Diagram
Adjustment
Beam Alignment (Thru-Beam Type EX-21□ / EX-23□, Retroreflective Type
Sensitivity Adjustment
Narrow-View Reflective Type
Stability Indicator
Slit Mask (Thru-Beam Type
Reflector / Refractive Tape (Retroreflective Type
Specifications
Dimensions
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WUME-EX20-4
2024.4
industry.panasonic.com/
Amplifier Built-in Ultra-compact Type
Photoelectric Sensor
EX-20 Series
USER'S MANUAL
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Summarization of Contents
Cautions
Part Description
Thru-beam type / Front sensing EX-21
Details components of EX-21 thru-beam front sensing type.
Thru-beam type / Side sensing EX-23
Details components of EX-23 thru-beam side sensing type.
Mounting
Mounting the Sensor
Instructions for direct sensor mounting using M3 screws and torque.
Mounting to Sensor Mounting Bracket (Optional)
Guidance for using optional mounting brackets for sensor installation.
Mounting to Mounting Spacer (Optional)
Procedure for attaching the optional mounting spacer for front sensing types.
Installation Interval
Guidelines for determining minimum spacing between multiple sensors.
Mounting for Glossy Surfaces (Retroreflective EX-29)
Specific mounting advice for retroreflective sensors detecting glossy objects.
I/O Circuit Diagram
Adjustment
Beam Alignment
Step-by-step process for aligning emitter/receiver or sensor/reflector.
Sensitivity Adjustment
How to adjust sensor sensitivity for specific diffuse and convergent types.
Stability Indicator
Option
Slit Mask (Thru-beam EX-21 / EX-23)
Using optional slit masks to detect small objects with thru-beam sensors.
Reflector / Refractive Tape (Retroreflective EX-29)
Information on optional reflectors and tapes for retroreflective sensors.
Specifications
Dimensions
Thru-beam Type EX-21 Dimensions
Mechanical dimensions and mounting details for the EX-21 thru-beam sensor.
Thru-beam Type EX-23 Dimensions
Mechanical dimensions and mounting details for the EX-23 thru-beam sensor.
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