Long-distance type E2K-C CSM_E2K-C_DS_E_5_3 Long-distance Capacitive Sensor with Adjustable Sensitivity • CE Marking for DC 3-wire models and AC/DC 2-wire models. • Noise-resistant models are also available for environments with strong noise. For the most recent information on models that have been certified for safety standards, refer to your OMRON website. Be sure to read Safety Precautions on page 7. Ordering Information Sensors [Refer to Dimensions on page 8.] Model Appearance Sensing distance Operation mode Output configuration NO NC DC 3-wire, NPN E2K-C25ME1 2M E2K-C25ME2 2M 25 mm Standard Models DC 3-wire, PNP E2K-C25MF1 2M E2K-C25MF2 2M [3 to 25 mm *] Unshielded AC 2-wire E2K-C25MY1 2M E2K-C25MY2 2M 34 dia. DC 3-wire, NPN E2K-C20MC1 2M E2K-C20MC2 2M 20 mm Noise-resistant Models [3 to 20 mm *] AC/DC 2-wire E2K-C20MT1 2M E2K-C20MT2 2M * Adjustable range Accessories (Order Separately) Mounting Brackets A Mounting Bracket is provided. [Refer to Dimensions on page 8.] Appearance Model Quantity Remarks Y92E-A34 1 Provided with the product. 1 E2K-C Ratings and Specifications Standard Models Item Model E2K-C25M@1 E2K-C25M@2 E2K-C25MY1 E2K-C25MY2 Sensing distance 25 mm * Sensing distance 3 to 25 mm adjustable range Detectable object Conductors and dielectrics Standard Grounded metal plate: 50 × 50 × 1 mm sensing object Differential travel 15% max. of sensing sensing distance (when adjusted to 25 mm ±10% with standard sensing object) Response 70 Hz 10 Hz frequency Power supply voltage 12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max. 100 to 220 VAC (90 to 250 VAC), 50/60 Hz (operating voltage range) Current E and F Models: 10 mA max. at 12 VDC, 16 mA max. at 24 VDC consumption Y Models: 1 mA max. at 100 VAC (50/60 Hz) with output turned OFF, 2 mA max. at 200 VAC (50/60 Hz) with output turned Leakage current OFF Load Con- 200 mA max. 5 to 200 mA (resistive load) current trol out- Residual 2 V max. (Load current: 200 mA, Cable length: 2 m) Refer to Engineering Data on page 4. put voltage Indicators Detection indicator (red) Operation indicator (red) Operation mode (with sensing E1, F1, and Y1 Models: NO Refer to the timing charts under I/O Circuit Diagrams on page 5 for details. object approach- E2, F2, and Y2 Models: NC ing) Protection Reverse polarity protection, Surge suppressor Surge suppressor circuits Ambient temper- Operating/Storage: −25 to 70°C (with no icing or condensation) ature range Ambient Operating/Storage: 35% to 95% (with no condensation) humidity range Temperature ±15% max. of sensing distance at 23°C in the temperature range of −10 to 55°C influence ±25% max. of sensing distance at 23°C in the temperature range of −25 to 70°C ±2% max. of sensing distance at the rated voltage in rated ±2% max. of sensing distance at the rated voltage in rated Voltage influence voltage +20%, −10% range at 100 VAC, ±20% range at 200 voltage ±15% range VAC Insulation 50 MΩ min. (at 500 VDC) between current-carrying parts and case resistance Dielectric 1,000 VAC, 50/60 Hz for 1 min between current-carrying 1,500 VAC, 50/60 Hz for 1 min between current-carrying strength parts and case parts and case Vibration Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions resistance 2 Shock resistance Destruction: 500 m/s 10 times each in X, Y, and Z directions Degree of IEC 60529 IP66 protection Connection Pre-wired Models (Standard cable length: 2 m) method Weight Approx. 200 g (packed state) Case Mate- Heat-resistant ABS Sensing rials surface Accessories Mounting Bracket, M4 screws, Instruction manual * The set distances are sensing distances applicable to standard sensing objects. Refer to Engineering Data on page 4 for other materials. 2 E2K-C Noise-resistant Models Item Model E2K-C20MC1 E2K-C20MC2 E2K-C20MT1 E2K-C20MT2 Sensing distance 20 mm *1 Sensing distance 3 to 20 mm adjustable range Detectable object Conductors and dielectrics Standard Grounded metal plate: 50 × 50 × 1 mm sensing object Differential travel 15% max. of sensing distance (when adjusted to 20 mm ±10% with standard sensing object) Response 40 Hz AC power: 25 Hz, DC power: 40 Hz frequency *2 Power supply voltage 24 to 240 VAC (20 to 250 VAC), 50/60 Hz; 24 to 240 VDC (20 12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max. (operating to 250 VDC) voltage range) Current 13 mA max. at 24 VDC --- consumption 1.5 mA max. at 24 VDC, 1.7 mA max. at 110 VAC (50/60 Hz), Leakage current --- 2.5 mA max. at 250 VAC (50/60 Hz) Refer to Engineering Data on page 4. Load Con- 250 mA max. 5 to 200 mA (resistive load) current trol out- Residual AC power: 10 V max., DC power: 8 V max. 2.5 V max. (Load current: 250 mA, Cable length: 2 m) put voltage Refer to Engineering Data on page 4. Indicators Operation indicator (yellow) Operation mode (with sensing ob- C1/T1 Models: NO Refer to the timing charts under I/O Circuit Diagrams on page 5 for details. ject approach- C2/T2 Models: NC ing) Protection Reverse polarity protection, Load short-circuit protection --- circuits Ambient temper- Operating/Storage: −25 to 70°C (with no icing or condensation) ature range Ambient Operating/Storage: 35% to 95% (with no condensation) humidity range Temperature ±15% max. of sensing distance at 23°C in the temperature range of −10 to 55°C influence ±25% max. of sensing distance at 23°C in the temperature range of −25 to 70°C Voltage influence ±2% max. of sensing distance at the rated voltage in rated voltage ±15% range Insulation 50 MΩ min. (at 500 VDC) between current-carrying parts and case resistance Dielectric 1,000 VAC, 50/60 Hz for 1 min between current-carrying 1,500 VAC, 50/60 Hz for 1 min between current-carrying strength parts and case parts and case Vibration Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions resistance 2 Shock resistance Destruction: 500 m/s 10 times each in X, Y, and Z directions Degree of IEC 60529 IP65 protection Connection Pre-wired Models (Standard cable length: 2 m) method *3 Weight Approx. 240 g (packed state) Case Mate- PBT Sensing rials surface Accessories Mounting Bracket, M4 screws, Instruction manual *1. The set distances are sensing distances applicable to standard sensing objects. Refer to Engineering Data on page 4 for other materials. *2. The response frequency is an average value. 2 *3. Only 2-m cables are available. Use a cable with a conductor cross section of 0.5 mm or greater to extend the cable. 3 E2K-C Engineering Data (Reference Value) Common Mode Continuous Noise Sensing Distance Change by Sensing Object E2K-C20M E2K-C25M@@ E2K-C20M@@ 160 E2K-C20M 140 25 25 120 20 20 100 OMRON product 80 (E2K-C25M) 15 15 60 10 10 40 5 5 20 0 0 0 1 10 100 1000 Frequency (kHz) Residual Output Voltage Leakage Current E2K-C25MY at 100 VAC E2K-C25MY at 200 VAC E2K-C25MY 3.0 2.5 Residual output voltage ON 200 100 Residual output 2.0 ON 90 voltage 80 150 V V 1.5 70 60 Load 100 Load 50 100 1.0 A VAC A A 40 200 VAC 30 V 50 0.5 Residual 20 Residual Load OFF Voltage 10 Load OFF Voltage OFF 0 0 0 1 5 10 50 100 200 80 100 120 140 160 180 200 220 240 260 1 5 10 50 100 200 Load current (mA) Power supply voltage (V) Load current (mA) E2K-C20MT at 100 VAC E2K-C20MT at 200 VAC E2K-C20MT 2.5 Residual 2.0 Residual output output voltage ON 200 100 voltage ON 90 1.5 80 AC power V 150 V 70 60 1.0 DC power Load 100 Load 50 100 A A 40 VAC A 200 VAC 30 0.5 V Residual Load Voltage 50 Residual Load Voltage 20 OFF 10 OFF OFF 0 0 0 20 50 100 150 200 250 1 510 50 100 200 250 1 510 50 100 200 250 Power supply voltage (V) Load current (mA) Load current (mA) 4 Load voltage (V) Load voltage (V) Noise voltage (Vp-p) Load voltage (V) Load voltage (V) Distance X (mm) Standard sensing object (50 × 50 × t1) 500 ml milk (pure water) Flour Sugar Salt Phenolic resin (50 × 50 × 50) Neoprene rubber (50 × 50 × t5) Glass (200 × 50 × t3) Lavan plate (160 × 120 × t15) Resin pellet (Duracon) Distance X (mm) Leakage current (mA) Leakage current (mA) Standard sensing object (50 × 50 × t1) 500 ml milk (pure water) Flour Sugar Salt Phenolic resin (50 × 50 × 50) Neoprene rubber (200 × 50 × t3) Glass (200 × 50 × t3) Lavan plate (160 × 120 × t15) Resin pellet (Duracon) E2K-C Sensing Area (Grounded Metal Plate) Sensing Object Size vs. Sensing Distance Sensing area E2K-C25M@@ E2K-C25M@@ E2K-C20M@@ 30 Standard X Standard sensing object X sensing Sensing object 35 30 head Sensitivity 25 Grounded metal plate Sensing Y adjustment 30 head 25 Square 25 mm sensing 25 20 object 20 20 mm Ungrounded 20 X metal plate (1 t) 15 15 15 mm 15 10 10 10 mm 10 5 5 5 mm Phenolic resin plate (6 t) 5 0 0 Sensing head Sensing head 0 −20 −15 −10 −51 01 505 20 −25 −20 −15 −10 −51 0 50 15 20 25 10 20 30 40 50 60 70 80 90 100 Distance Y (mm) Distance Y (mm) Side length of sensing object (mm) I/O Circuit Diagrams DC 3-Wire Models (NPN) Operation Model Timing chart Output circuit mode Sensing Present object Not present Load (between brown Brown Operate +V and black leads) Reset NO E2K-C25ME1 Output voltage (between High Load black and blue leads) Low 4.4 kΩ Proximity *1 Detection ON Black Sensor indicator (red) OFF main *2 circuit Output Tr Present Sensing object Not present Blue Load (between brown Operate 0 V and black leads) Reset NC E2K-C25ME2 Output voltage (between High *1. Load current: 200 mA max. black and blue leads) *2. When a transistor is connected. Low Detection ON indicator (red) OFF Sensing Brown Present 12 to 24 VDC object Not present Load Operate NO E2K-C20MC1 (between brown Load Reset and black leads) Proximity * ON Operation Sensor Indicator (yellow) OFF main Black circuit Sensing Present object Not present Blue Load Operate NC E2K-C20MC2 0 V (between brown Reset and black leads) ON Operation * Load current: 250 mA max. Indicator (yellow) OFF DC 3-Wire Models (PNP) Operation Model Timing chart Output circuit mode Sensing Present object Not present Load (between blue Operate Brown and black leads) +V Reset NO E2K-C25MF1 High Output voltage (between black and brown leads) Low Tr *2 Proximity Detection ON Sensor indicator (red) OFF main *1 Black circuit 4.7 kΩ Sensing Present Load object Not present Blue Load (between blue Operate 0 V and black leads) Reset NC E2K-C25MF2 *1. Load current: 200 mA max. High Output voltage (between black and brown leads) *2. When a transistor is connected. Low Detection ON indicator (red) OFF 5 Distance X (mm) Distance X (mm) Sensing distance X (mm) E2K-C AC 2-Wire Models Operation Model Timing chart Output circuit mode Sensing Present object Not present Operate Load NO E2K-C25MY1 Brown Load Reset Operation ON Proximity indicator (red) Sensor OFF main circuit Present Blue Sensing object Not present Operate NC E2K-C25MY2 Load Reset Operation ON indicator (red) OFF AC/DC 2-Wire Models Operation Model Timing chart Output circuit mode Brown* Present Sensing Load object Not present Operate Power Proximity NO E2K-C20MT1 Load supply Sensor Reset main 24 to 240 VDC ON Operation circuit Blue 24 to 240 VAC indicator (yellow) OFF Sensing Present object Not present * Load current: 200 mA max. Operate Load NC E2K-C20MT2 Note: The load can be connected to either the +V or Reset 0 V side. Operation ON There is no need to be concemed about the indicator (yellow) OFF polarity (brown/blue) of the Proximity Sensor. 6 E2K-C Safety Precautions Refer to Warranty and Limitations of Liability. WARNING This product is not designed or rated for ensuring Effects of a High-frequency Electromagnetic Field safety of persons either directly or indirectly. The E2K-C may malfunction if there is an ultrasonic washer, high- Do not use it for such purposes. frequency generator, transceiver, portable telephone or inverter nearby. For major measures, refer to Noise of Warranty and Limitations of Precautions for Correct Use Liability for Photoelectric Sensors. Do not use this product under ambient conditions that exceed the Sensing Objects ratings. • Sensing Object Material The E2K-C can detect almost any type of object. The sensing ● Design distance of the E2K-C, however, will vary with the electrical Influence of Surrounding Metal characteristics of the object, such as the conductance and When mounting a Proximity Sensor, be sure to provide a distance of inductance of the object, and the water content and capacity of the 80 mm min. from surrounding metal objects to prevent the Sensor object. The maximum sensing distance of the E2K-C will be from being affected by metal objects other than the sensing object. obtained if the object is made of grounded metal. When mounting the Sensor with the L-shaped Mounting Bracket, be • Indirect Detection sure to provide a distance of 20 mm min. between the face of the To detect objects in metal containers, each metal container must sensing head and the Mounting Bracket. have a nonmetallic window. 20 mm min. 80 mm min. Power ON Conditions Sensing is enabled within 200 ms for the E2K-C20M@@. Design the 80 mm system so that the power for the Sensor is turned ON before the min. power for the load. Sensing surface ● Miscellaneous Organic Solvents Be sure to Metal 80 mm 80 mm ground. min. min. The Sensor has a case made of heat-resistant ABS resin or PBT Mutual Interference resin. Be sure that the case is free from organic solvents or solutions containing organic solvents. When installing Sensors face-to-face or side-by-side, ensure that the minimum distances given in the following table are maintained. ● Mounting Face-to-face Mounting Parallel Mounting Sensitivity Adjustment For information on the sensitivity adjustment, refer to Technical Guide for Operation for information for Proximity Sensor. B A Mutual Interference (Unit: mm) Dimension A B Model E2K-C25M@@ 100 100 E2K-C20M@@ 105 7 Surrounding conductive objects Surrounding conductive objects E2K-C (Unit: mm) Dimensions Tolerance class IT16 applies to dimensions in this data sheet unless otherwise specified. Sensors E2K-C25M@@ Screw hole for sensitivity 82 7 adjustment Cap - 13 + 34 dia. E Models: 6-dia. vinyl-insulated round cable 20 Indicator* Cable clamp with 3 conductors (Conductor cross 2 section: 0.5 mm , Insulator diameter: 1.9 mm), Standard length: 2 m Y Models: 6-dia. vinyl-insulated round cable with 2 conductors (Conductor cross * E and F Models: Detection indicator (red) 2 section: 0.5 mm , Insulator diameter: Y Models: Operation indicator (red) 1.9 mm), Standard length: 2 m E2K-C20M@@ 81 Operation indicator (yellow) Sensitivity adjuster 18 9 34 dia. C Models: 5.5-dia. vinyl-insulated round cable with 3 conductors 2 (Conductor cross section: 0.5 mm , Insulator diameter: 1.5 mm), Standard length: 2 m T Models: 5.5-dia. vinyl-insulated round cable with 2 conductors 2 (Conductor cross section: 0.5 mm , Insulator diameter: 1.5 mm), Standard length: 2 m Accessories (Order Separately) Mounting Bracket (Accessory) 45 Y92E-A34 6.3 43 Two elliptic holes for bracket mounting 5.2 R2.6 2 35 23.5 15 Two, M4 Sensor clamping screws 42 With Mounting Bracket Attached 54.4 E2K Sensor mounting hole Two, 5.5-dia. mounting holes* Material: Polyacetal 51 30 30 14 * The holes are not drilled 6 completely through. Drill through the holes before using them. 45 35 57.6 Note: Provided with the product. 8 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. 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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. 2016.1 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 2016 All Right Reserved.