Omron E3X-N User Manual


Auto-Tuning Fiber-Optic Sensor
E3X-N
High Performance DC Amplifier with
Pushbutton Sensitivity Adjustment

Maintenance is made easier with
pushbutton sensitivity adjustment
 Sensing distance is up to 100% longer
than standard amplifiers
 Choose either single channel or four
channel models
 Compact housing: 32 mm and 10 mm
housing widths
 Four amplifiers in a single housing
saves space and wiring
 Four fiber-optic cables can be mounted
directly next to each other without
mutual interference
Ordering Information
 AMPLIFIERS
Type Single channel Four channel
Off-delay timer None Provided Provided
Remote teach input None Provided Provided
Part number
NPN output E3X-NT11 E3X-NT21 E3X-NM11
PNP output E3X-NT41 E3X-NT51 E3X-NM41
 FIBER-OPTIC CABLES
Please see the E32 Fiber-Optic Cables section.
 ACCESSORIES
Description Part number
Replacement protective cover for E3X-NT
E39-G8
Replacement protective cover for E3X-NM
E39-G9

Omron E3X-N Specifications

General

Output Current	100 mA max.
Protection Circuit	Reverse polarity protection, output short-circuit protection
Type	Fiber Amplifier
Light Source	Red LED
Power Supply Voltage	12-24 VDC ±10%
Output Type	NPN
Connection Type	2m cable
Housing Material	ABS
Operating Temperature	-25 to 55°C (with no icing or condensation)

Summary

Ordering Information

AMPLIFIERS

Details product part numbers and configurations for amplifier models.

FIBER-OPTIC CABLES

References section for compatible fiber-optic cables.

ACCESSORIES

Lists optional accessories for the sensor.

Specifications

Output Circuit Diagrams

Nomenclature

Operation

Choosing the Right Teaching Method

Guide to selecting the most suitable sensitivity setting method.

Maximum Sensitivity Setting

With/Without-Object Teaching

No-Object Teaching

Sensitivity Adjustment

No-object Teaching

Procedure for setting sensitivity without a sensing object.

With/Without-object Teaching

Procedure for setting sensitivity with and without an object.

No-Object Teaching with Initial Operating Level Compensation

Remote Teaching Function

Timer Set Function (E3X-NM)

Optical Axis Adjustment (Flashing Function)

Dimensions

AMPLIFIER

Provides dimensional drawings for the amplifier units.

Accessories

Installation

Fiber Cable Installation

Instructions for connecting and disconnecting fiber cables.

Amplifier Units

Mounting

Removal

Procedure for removing the amplifier from its mounting.