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E3S-AT21 | OMRON E3S-AT21 Built-in Amplifier Photoelectric Sensor
Brand: OMRON
Name: Built-in Amplifier Photoelectric Sensor
Model: E3S-AT21
Sensing method: Through-beam Sensors.
Appearance: Horizontal.
Connection method: Pre-wired.
Sensing distance: 7 m.
Functions: Timer Self Diagnosis Turbo External Diagnosis.
Model: NPN output.
Ordering Information.
Built-in Amplifier Photoelectric Sensors.

Wiring distance: Standard usage, Wiring cable: 50 m max. Sensing Bands: 10 m max.
Disconnection detection: Supported.
Socket terminals: Screw Terminal Block P2RF-08/-08-E.
Reliable Sensitive Liquid Sensors,
for Stable Detection of Liquid.
Chemicals with Low Conductivity,
and Water Leakage.
New models available that are compatible with Push,
In Plus Terminal Block Sockets OMRON E3S-AT21.
UL listed when used with Push-In Plus Terminal,
Block Sockets E3S-AT21
Sensor disconnection detection (K7L-AT50D@/-UD@).
Models for long-distance wiring to 400 m.
Ribbon Electrode Bands and Point Sensors available. Appearance: 6.5 dia.
Sensing distance: 4 mm.
Connecting method: M8 Pre-wired Connector Models (0.3 m) OMRON E3S-AT21.
Cable specifications: PVC (oil-resistant).
Operation mode: NC.
Wire color /pin arrangement: 1: +V, 3: 0 V, 4: Control output.
Model: PNP output.
Ultra small size, but surprisingly easy installation!
With the addition of M4, 5.4-dia., 6.5-dia. size, unshielded,
pre-wired connector model, and connector model, a total of,
108 model variations are available.
High-speed response frequency stably detects moving,
objects: 5 kHz max OMRON E3S-AT21.
Four indicator lamps for easier indicator positioning.
Special mounting brackets reduce time and efforts for,
installation.
Protective Stainless-steel Spiral Tube against wire,
breakage is available (M4, M5 only) E3S-AT21 OMRON.
Models also available with standard cables that are 5 m long,
or with robot (bending-resistant) cables. Item: Mark-detecting models (multiple color light sources); Blue LED E3S-AT21 OMRON.
Functions: Timer, Response speed change.
Model: PNP output.
Advanced Fiber Amplifier Units.
Features a Power Tuning function that optimizes light,
reception at the press of a button E3S-AT21.
APC circuits to suppress LED aging degradation used with,
4-element LEDs E3S-AT21 OMRON.
2-channel models achieve the thinnest* profile in the industry,
at only 5 mm per channel.
2-channel models also offer AND/OR control output OMRON E3S-AT21.
The E3X-MDA0 with two channels supports an EtherCAT Sensor.
Communications Unit or CompoNet Sensor Communications Unit.


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