Autonics CR Series - User Manual

D-56
CR Series
Electric capacitive type proximity sensor
Model
CR18-8DN
CR18-3DP
CR18-8DN2
CR30-15DN
CR30-15DP
CR30-15DN2
CR18-8AO
CR18-8AC
CR30-15AO
CR30-15AC
Sensing distance 8mm 15mm
8mm
15mm
Hysteresis Max. 20% of sensing distance
Standard sensing target 50×50×1mm (Iron)
Sensing distance 0 to 5.6mm 0 to 10.5mm 0 to 5.6mm 0 to 10.5mm
Power supply
(Operating voltage)
12- 24VDC
(10 -30VDC)
100-240VAC 50/60Hz
(85-264VAC)
Current consumption Max. 15mA -
Leakage current - Max. 2.2mA
Response frequency
※
1
50Hz 20Hz
Residual voltage Max. 1.5V Max. 20V
Affection by Temp.
Max. ±10% for sensing distance at ambient temperature 20℃
Control output Max. 200mA 5 to 200mA
Insulation resistance Min. 50MΩ (at 500VDC megger)
Dielectric strength 1,500VAC 50/60Hz for 1minute
Vibration 1mm amplitude at frequency of 10 to 55Hz (for 1 min) in each of X, Y
, Z directions for 2 hours
Shock 500m/s² (approx. 50G) in each of X, Y, Z directions for 3 times
Indicator Operation indicator: Red LED
Environ-
ment
Ambient temperature -25 to 70
℃
, storage: -30 to 80
℃
Ambient humidity 35 to 95%RH, storage: 35 to 95%RH
Protection circuit Reverse polarity protection, Serge protection Serge protection circuit
Protection structure IP66 (IEC standard) IP65 (IEC standard) IP66 (IEC standard) IP65 (IEC standard)
Cable
Ø4mm, 3-wire, 2m Ø5mm, 3-wire, 2m Ø4mm, 2-wire, 2m Ø5mm, 2-wire, 2m
(AWG22, Core diameter: 0.08mm, Number of cores: 60, Insulator out diameter: Ø1.25mm)
Material
CR18 - Case/Nut: PA6, Standard cable (Black): Polyvinyl chloride (PVC)
CR30 - Case/Nut: Nickel plated Brass, Washer: Nickel plated Iron, Sensing surface: PBT,
Standard cable (Black): Polyvinyl chloride (PVC)
Weight
※
2
Approx. 88g
(approx. 76g)
Approx. 243g
(approx. 206g)
Approx. 82g
(approx. 70g)
Approx. 237g
(approx. 200g)
Features
● Sensing of iron, metal, plastic, water, stone, wood etc.
● Long life cycle and high reliability
● DC type: Built-in surge protection circuit, reverse polarity
protection circuit
AC type: Built-in surge protection circuit
● Easy to adjust of the sensing distance with sensitivity
adjuster
● Red LED operation indicator
● Easy to control of level and position
Specifications
Type
※
1: The response frequency is the average value. The standard sensing target is used and the width is set as 2 times of the standard
sensing target, 1/2 of the sensing distance for the distance.
※
2: The weight includes packaging. The weight in parentheses in for unit only.
※
Environment resistance is rated at no freezing or condensation.
Appearances Model
M18
CR18-8DN
CR18-8DP
CR18-8DN2
※
M30
CR30-15DN
CR30-15DP
CR30-15DM2
※
Appearances Model
M18
CR18-8AO
CR18-8AC
M30
CR30-15AO
CR30-15AC
DC 3-wire type AC 2-wire type
※
mark can be customized.
Please read “Caution for your safety” in operation
manual before using.

Autonics CR Series Specifications

General

Brand	Autonics
Model	CR Series
Category	Accessories
Language	English

Summary

Electric Capacitive Type Proximity Sensor

Features

General characteristics and benefits of the proximity sensor, including sensing capabilities and protection circuits.

Types Overview

Introduces DC 3-wire and AC 2-wire sensor types with visual examples and model numbers.

Specifications

Dimensions and Diagrams

Dimensions

Physical dimensions and mounting details for CR18 and CR30 series proximity sensors.

Control Output Diagram and Load Operation

Illustrates NPN, PNP, and AC 2-wire output configurations and their load operations.

Connections

Wiring diagrams for DC 3-wire and AC 2-wire sensor types, detailing terminal connections.

Adjustment and Grounding

Sensitivity Adjustment

Step-by-step guide for adjusting the sensor's sensitivity using the internal potentiometer.

Grounding Effects

Explains how grounding affects sensing distance for CR18 and CR30 sensor types.

Installation Considerations

Mutual-Interference & Influence By Surrounding Metals

Guidelines for maintaining minimum distances between sensors to prevent mutual interference.

Materials and Environment

Information on sensing targets, high frequency fields, surrounding environment, and organic solvents.