Long Sensing-distance Capacitive Separate Amplifier Proximity Sensor E2J CSM_E2J_DS_E_5_3 Flat Capacitive Sensor with Separate Amplifier Ideal for Mounting on Robot Hands. • Flat head is only 5.5-mm thick. • Robotics cable ensures improved flexibility. • Operation indicator on the Sensor. • Easy-to-use connector. Be sure to read Safety Precautions on page 5. Ordering Information Sensors Amplifier Units [Refer to Dimensions on page 6.] Appearance Flat, Unshielded Sensing distance (variable) Model 10 mm (4 to 10 mm) E2J-W10MA 1M 20 mm (8 to 20 mm) E2J-W20MA 1M Output configuration Model DC 3-wire NPN Open-collector output E2J-JC4A 2M Accessories (Order Separately) Dust Covers A Dust Cover is not provided with the Sensor or Amplifier. Order a Dust Cover separately if required. [Refer to Dimensions on page 6.] Appearance Application Application Model E2J-JC4A Amplifier Unit XS3Z-13 E2J-W@MA Sensor XS3Z-15 Dust protection * * These dust covers are for protection against dust. They do not satisfy IP67. When attaching the Dust Cover, be sure to fully insert the connector into the Dust Cover. Sensor I/O Connectors with Cables A Connector is not provided with the Sensor. Order a Connector separately if required. [Refer to XS3.] Appearance Application Cable conductors For cable extension 4 conductors Cable length Model 1m XS3W-M421-401-R 2m XS3W-M421-402-R Remarks M8-screw-mounting cables Robotics cables (vibration resistant) Straight/Straight Model Note: Refer to Introduction to Sensor I/O Connectors/Sensor Controllers for details. 1 E2J Ratings and Specifications Sensors Amplifier Units Model Item E2J-W10MA E2J-W20MA Model E2J-JC4A Item Sensing distance 10 mm 20 mm Power supply voltage 24 VDC ±20%, ripple (p-p): 10% max. Sensing distance adjustable range 4 to 10 mm 8 to 20 mm Current consumption 30 mA max. Differential travel 15% max. of sensing distance Detectable object Conductors and dielectrics Control output Standard sensing object Grounded metal plate: 50 × 50 × 1 mm Indicators Operation indicator (orange) Power indicator (green) Response frequency 70 Hz min. 8 turns with an indicator Indicators Detection indicator (red) Number of turns of sensitivity adjustment Ambient temperature range Operating/Storage: −10 to 55°C (with no icing or condensation) Protection circuits Load short-circuit protection, Surge suppressor, Reverse polarity protection Ambient humidity range Operating/Storage: 35% to 85% (with no condensation) Ambient temperature range Operating/Storage: −10 to 55°C (with no icing or condensation) Vibration resistance Destruction: 10 to 500 Hz, 2-mm double amplitude or 150 m/s2 for 2 hours each in X, Y, and Z directions Ambient humidity range Operating/Storage: 35% to 85% (with no condensation) Shock resistance Destruction: 500 m/s2 3 times each in X, Y, and Z directions Temperature influence (Sensor with Amplifier) ±25% max. of sensing distance at 23°C in the temperature range of 0 to 40°C Degree of protection IP66 (IEC) Voltage influence Connection method Pre-wired Connector Models (Robotics cable, Standard cable length: 1m) ±1% max. of sensing distance at the rated voltage in the ±20% rated voltage range Weight (packed state) Insulation resistance 50 MΩ min. (at 500 VDC) between currentcarrying parts and case Approx. 30 g MateriCase als Dielectric strength 1,000 VAC, 50/60 Hz for 1 min between current-carrying parts and case Heat-resistant ABS Vibration resistance Destruction: 10 to 150 Hz, 1.5-mm double amplitude or 100 m/s2 for 2 hours each in X, Y, and Z directions Shock resistance Destruction: 300 m/s2 3 times each in X, Y, and Z directions Degree of protection IP50 (IEC) Connection method Pre-wired Models (Standard cable length: 2 m) Weight (packed state) Approx. 60 g MateCase rials ABS Accessories Mounting Bracket, Instruction manual Approx. 40 g Load current NPN open-collector output, 100 mA max. (30 VDC max.) Residual voltage 1 V max. 2 E2J Engineering Data (Reference Value) 12 Grounded iron, 50 × 50 × 1 mm 10 24 Distance X (mm) Distance X (mm) Sensing Distance Change by Sensing Object (Typical) E2J-W10MA E2J-W20MA Grounded iron, 50 × 50 × 1 mm 20 16 8 Y 6 Y 12 X X Glass Glass 4 8 2 4 0 −8 0 −16 Maximum sensing distance (mm) Sensing Area E2J-W10MA 12 10 8 6 4 2 −6 −4 −2 0 LED side of Sensor Head 2 4 6 8 −12 −8 −4 0 LED side of Sensor Head Non-LED side of Sensor Head 4 8 12 16 Non-LED side of Sensor Head Distance Y (mm) Distance Y (mm) 0 Glass Silicon wafer Grounded metal Non-grounded Acryl 50 × 50 mm metal 50 × 50 mm 150 × 180 mm (2-inch) (t = 1 mm) 50 × 50 mm (t = 10 mm) (t = 1.2 mm) (t = 1 mm) Influence of Sensing Object (Iron) Grounded 10 (Max. adjustment) Non-grounded 8 Grounded 20 (Max. adjustment) Non-grounded 16 d× d 6 t = 1 mm E2J-W20MA 24 d× d 12 X t = 1 mm X Grounded Grounded 4 (Min. adjustment) 20 20 16 12 (Min. adjustment) Non-grounded 0 24 8 8 2 Maximum sensing distance (mm) E2J-W20MA 12 Distance X (mm) Distance X (mm) E2J-W10MA 4 40 60 80 Side length of sensing object: d (mm) 4 Non-grounded 0 20 40 60 80 Side length of sensing object: d (mm) 0 Glass Grounded metal Non-grounded Acryl Silicon wafer metal 50 × 50 mm 50 × 50 mm 150 × 180 mm (2-inch) 50 × 50 mm (t = 10 mm) (t = 1.2 mm) (t = 1 mm) (t = 1 mm) Influence of Ambient Temperature E2J-W20MA 25 Variation rate (%) Variation rate (%) E2J-W10MA 20 15 10 −5 20 15 10 5 5 0 25 −10 0 10 20 30 40 50 Temperature (°C) 0 −5 −10 −10 −15 −15 −20 −20 −25 −25 −10 0 10 20 30 40 50 Temperature (°C) 3 E2J I/O Circuit Diagrams Operation mode Model Timing chart Output circuit Present Sensing object Not present ON Output transistor NO ON Sensor detection indicator (red) E2J-W10MA E2J-W20MA + E2J-JC4A OFF Amplifier Unit operation indicator (orange) Brown 24 VDC Load OFF Sensor main circuit Amplifier main circuit 100 mA max. Black Output Not present Output transistor NC Sensor ON Present Sensing object Amplifier Units OFF Sensor detection indicator (red) Amplifier Unit operation indicator (orange) ON Blue OFF 0V ON OFF ON OFF Amplifier Unit Nomenclature Sensor end Power indicator (green) Operation indicator (orange) Sensitivity adjustment indicator Operating mode selector Sensitivity adjuster Output settings NO NC Output transistor ON when object is detected. NO NC Output transistor ON when object is not detected. To power (pre-wired cable) 4 E2J Safety Precautions Refer to Warranty and Limitations of Liability. WARNING ● Mounting Handling This product is not designed or rated for ensuring safety of persons either directly or indirectly. Do not use it for such purposes. Precautions for Correct Use Do not use this product under ambient conditions that exceed the ratings. ● Design Influence of Surrounding Metal Influence of Static Electricity When mounting the Sensor within a metal panel, ensure that the clearances given in the following table are maintained. Failure to maintain these distances may cause deterioration in the performance of the Sensor. A Sensing surface Be sure to ground. Sensing surface B Sensors Metal object Sensors Metal object Influence of Surrounding Metal Dimension Model E2J-W10MA E2J-W20MA • Do not use the Sensor outdoors. • Do not wire the Sensor alongside a high-tension or power line. • Do not use portable telephones or transceivers near the Sensor. Be sure to ground the Mounting Brackets. • Do not use the Sensor in an environment where it will be exposed to chemicals, particularly chemical solutions or oxidizing acids. Be sure to ground. (Unit: mm) A B 10 20 20 40 Be sure to discharge static electricity before detecting objects that are greatly affected by static electricity. Mounting the Sensor The maximum tightening torque that should be applied is 0.54 N·m. Cable between Sensor and Amplifier Unit • Be sure that the bending radius of the cable is more than 5 mm. • Use the XS3W-M421-40@-R cable with connectors (M8-screw mounting) as the extension cable. The maximum cable length is 3 m (extension section: 2 m). Sensitivity Adjustment For information on the sensitivity adjustment, refer to Technical Guide for Operation for information for Proximity Sensor. Mutual Interference When installing Sensors face-to-face or side-by-side, ensure that the minimum distances given in the following table are maintained. A B Mutual Interference Dimension Model E2J-W10MA E2J-W20MA (Unit: mm) A B 20 70 30 50 5 E2J (Unit: mm) Dimensions Tolerance class IT16 applies to dimensions in this data sheet unless otherwise specified. Main Units Sensors E2J-W10MA 30 8.5 4.5 Sensing surface 15.5 3 20 9 dia. 3.1 8 Two, 3.2 dia. 15.7 31.4 14±0.1 4-dia. vinyl-insulated round robotics cable, Standard length: 1 m Detection indicator (red) Mounting Hole Dimensions Two, M3 5.5 0.2 14±0.1 2.2 E2J-W20MA 40 Sensing surface 8.5 4.5 20.5 3 9 dia. 30 16 24±0.1 31.4 4.3 Two, 3.2 dia. Detection indicator (red) 25 4-dia. vinyl-insulated round robotics cable, Standard length: 1 m Mounting Hole Dimensions Two, M3 5.5 0.2 24±0.1 2.2 Amplifier Units E2J-JC4A With Mounting Bracket Attached M8 connector Operation indicator (orange) 9 15.9 Power indicator (green) 0.5 12 4 59.1 4-dia. vinyl-insulated round cable with 3 conductors (Conductor cross section: 0.2 mm2, Insulator diameter: 1.1 mm), Standard length: 2 m 8.3 8.5 29.3 3.4 12.2 11.5 3.9 9 22.5 35.5 16 22.5 16 13 2 3.4 6 0.4 Two, 3.2 Mounting Bracket (removable), Stainless steel (SUS304) dia. Two mounting holes 3.4 2 (Four, R1.7) Accessories (Order Separately) Material: polyvinyl chloride (red) Dust Cover XS3Z-13 (for E2J-JC4A Amplifier Unit) XS3Z-13 XS3Z-15 (for E2J-W@MA Sensor) XS3Z-15 Sensor end 6 Terms and Conditions Agreement Read and understand this catalog. Please read and understand this catalog before purchasing the products. Please consult your OMRON representative if you have any questions or comments. Warranties. (a) Exclusive Warranty. Omron’s exclusive warranty is that the Products will be free from defects in materials and workmanship for a period of twelve months from the date of sale by Omron (or such other period expressed in writing by Omron). Omron disclaims all other warranties, express or implied. (b) Limitations. OMRON MAKES NO WARRANTY OR REPRESENTATION, EXPRESS OR IMPLIED, ABOUT NON-INFRINGEMENT, MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OF THE PRODUCTS. BUYER ACKNOWLEDGES THAT IT ALONE HAS DETERMINED THAT THE PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE. Omron further disclaims all warranties and responsibility of any type for claims or expenses based on infringement by the Products or otherwise of any intellectual property right. (c) Buyer Remedy. Omron’s sole obligation hereunder shall be, at Omron’s election, to (i) replace (in the form originally shipped with Buyer responsible for labor charges for removal or replacement thereof) the non-complying Product, (ii) repair the non-complying Product, or (iii) repay or credit Buyer an amount equal to the purchase price of the non-complying Product; provided that in no event shall Omron be responsible for warranty, repair, indemnity or any other claims or expenses regarding the Products unless Omron’s analysis confirms that the Products were properly handled, stored, installed and maintained and not subject to contamination, abuse, misuse or inappropriate modification. Return of any Products by Buyer must be approved in writing by Omron before shipment. Omron Companies shall not be liable for the suitability or unsuitability or the results from the use of Products in combination with any electrical or electronic components, circuits, system assemblies or any other materials or substances or environments. Any advice, recommendations or information given orally or in writing, are not to be construed as an amendment or addition to the above warranty. See http://www.omron.com/global/ or contact your Omron representative for published information. Limitation on Liability; Etc. OMRON COMPANIES SHALL NOT BE LIABLE FOR SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, LOSS OF PROFITS OR PRODUCTION OR COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCTS, WHETHER SUCH CLAIM IS BASED IN CONTRACT, WARRANTY, NEGLIGENCE OR STRICT LIABILITY. Further, in no event shall liability of Omron Companies exceed the individual price of the Product on which liability is asserted. Suitability of Use. Omron Companies shall not be responsible for conformity with any standards, codes or regulations which apply to the combination of the Product in the Buyer’s application or use of the Product. At Buyer’s request, Omron will provide applicable third party certification documents identifying ratings and limitations of use which apply to the Product. This information by itself is not sufficient for a complete determination of the suitability of the Product in combination with the end product, machine, system, or other application or use. Buyer shall be solely responsible for determining appropriateness of the particular Product with respect to Buyer’s application, product or system. Buyer shall take application responsibility in all cases. NEVER USE THE PRODUCT FOR AN APPLICATION INVOLVING SERIOUS RISK TO LIFE OR PROPERTY OR IN LARGE QUANTITIES WITHOUT ENSURING THAT THE SYSTEM AS A WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS, AND THAT THE OMRON PRODUCT(S) IS PROPERLY RATED AND INSTALLED FOR THE INTENDED USE WITHIN THE OVERALL EQUIPMENT OR SYSTEM. Programmable Products. Omron Companies shall not be responsible for the user’s programming of a programmable Product, or any consequence thereof. Performance Data. Data presented in Omron Company websites, catalogs and other materials is provided as a guide for the user in determining suitability and does not constitute a warranty. It may represent the result of Omron’s test conditions, and the user must correlate it to actual application requirements. Actual performance is subject to the Omron’s Warranty and Limitations of Liability. Change in Specifications. Product specifications and accessories may be changed at any time based on improvements and other reasons. It is our practice to change part numbers when published ratings or features are changed, or when significant construction changes are made. However, some specifications of the Product may be changed without any notice. When in doubt, special part numbers may be assigned to fix or establish key specifications for your application. Please consult with your Omron’s representative at any time to confirm actual specifications of purchased Product. Errors and Omissions. Information presented by Omron Companies has been checked and is believed to be accurate; however, no responsibility is assumed for clerical, typographical or proofreading errors or omissions. 2015.8 In the interest of product improvement, specifications are subject to change without notice. OMRON Corporation Industrial Automation Company http://www.ia.omron.com/ (c)Copyright OMRON Corporation 2015 All Right Reserved.