Incremental 25-mm-dia. Rotary Encoder E6A2-C CSM_E6A2-C_DS_E_7_1 Compact Encoder with External Diameter of 25 mm • Incremental model • External diameter of 25 mm. • Resolution of up to 500 ppr. 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 3. Ordering Information Encoders [Refer to Dimensions on page 4.] Power supply voltage Output configuration Voltage output 5 to 12 VDC 12 to 24 VDC Open-collector output (NPN output) Voltage output 5 to 12 VDC 12 to 24 VDC Open-collector output (NPN output) Voltage output 5 to 12 VDC 12 to 24 VDC Open-collector output (NPN output) Output phases Resolution (pulses/rotation) 100, 200, 360 500 100, 200, 360 Phases A, B, and Z 500 100, 200, 360 500 100, 200, 360 500 100, 200, 360 Phases A and B 500 100, 200, 360 500 10, (20) *, 60, 100, 200, 300, 360 500 10, 20, 60, 100, 200, 300, 360 Phase A 500 10, 20, 60, 100, 200, 300, 360 500 Model E6A2-CWZ3E (resolution) 0.5M Example: E6A2-CWZ3E 100P/R 0.5M E6A2-CWZ3C (resolution) 0.5M Example: E6A2-CWZ3C 100P/R 0.5M E6A2-CWZ5C (resolution) 0.5M Example: E6A2-CWZ5C 100P/R 0.5M E6A2-CW3E (resolution) 0.5M Example: E6A2-CW3E 100P/R 0.5M E6A2-CW3C (resolution) 0.5M Example: E6A2-CW3C 100P/R 0.5M E6A2-CW5C (resolution) 0.5M Example: E6A2-CW5C 100P/R 0.5M E6A2-CS3E (resolution) 0.5M Example: E6A2-CS3E 10P/R 0.5M E6A2-CS3C (resolution) 0.5M Example: E6A2-CS3C 10P/R 0.5M E6A2-CS5C (resolution) 0.5M Example: E6A2-CS5C 10P/R 0.5M * Only a 2-m cable is available for the 20P/R Model. Accessories (Order Separately) [Refer to Dimensions on Rotary Encoder Accessories.] Name Model Coupling E69-C04B Servo Mounting Bracket E69-1 Refer to Accessories for details. Remarks Provided with the product. Provided with the E6A2-CWZ@. 1 E6A2-C Ratings and Specifications Model E6A2CWZ3E Item E6A2CWZ3C E6A2CWZ5C 12 VDC −10% to 24 VDC +15%, ripple (p-p): 5% max. E6A2-CW3E E6A2-CW3C E6A2-CW5C 12 VDC −10% to 24 VDC +15%, ripple (p-p): 5% max. E6A2-CS3E E6A2-CS3C E6A2-CS5C 12 VDC −10% to 24 VDC +15%, ripple (p-p): 5% max. Power supply voltage 5 VDC −5% to 12 V +10% ripple (p-p): 5% max. Current consumption*1 50 mA max. Resolution (pulses/ rotation) 100, 200, 360, 500 Output phases Phases A, B, and Z Phases A and B Phase A Output configuration Voltage output NPN open-collector output Voltage output NPN open-collector output Voltage output NPN open-collector output Output capacity Output resistance: 2 kΩ Output current: 20 mA max. Residual voltage: 0.4 V max. (Output current: 20 mA max.) Applied voltage: 30 VDC max. Sink current: 30 mA max. Residual voltage: 0.4 V max. (at sink current of 30 mA) Output resistance: 2 kΩ Output current: 20 mA max. Residual voltage: 0.4 V max. (Output current: 20 mA max.) Applied voltage: 30 VDC max. Sink current: 30 mA max. Residual voltage: 0.4 V max. (at sink current of 30 mA) Output resistance: 2 kΩ Output current: 20 mA max. Residual voltage: 0.4 V max. (Output current: 20 mA max.) Applied voltage: 30 VDC max. Sink current: 30 mA max. Residual voltage: 0.4 V max. (at sink current of 30 mA) Maximum response frequency*2 30 kHz Phase difference between outputs Phase difference between phases A and B: 90°±45° 30 mA max. 30 mA max. 20 mA max. Rise and fall times of output Starting torque 1 mN·m max. Moment of inertia 1 × 10−7 kg·m2 max. Radial 10 N Thrust 50 N 30 mA max. 20 mA max. --- --1.0 μs max. (Cable length: 500 mm, Sink current: 10 mA) 5 VDC −5% to 12 V +10%, ripple (p-p): 5% max. 10, 20, 60, 100, 200, 300, 360, 500 Output duty factor Shaft loading 5 VDC −5% to 12 V +10%, ripple (p-p): 5% max. 1.0 μs max. (Cable length: 500 mm, Control output voltage: 5 V, Load resistance: 1 kΩ) 1.0 μs max. (Cable length: 500 mm, Sink current: 10 mA) 50±25% 1.0 μs max. (Cable length: 500 mm, Control output voltage: 5 V, Load resistance: 1 kΩ) 1.0 μs max. (Cable length: 500 mm, Sink current: 10 mA) Maximum permissible speed 5,000 r/min Ambient temperature range Operating: −10 to 55°C (with no icing), Storage: −25 to 80°C (with no icing) Ambient humidity range Operating/storage: 35% to 85% (with no condensation) Insulation resistance 20 MΩ min. (at 500 VDC) between current-carrying parts and case Dielectric strength 500 VAC, 50/60 Hz for 1 min between current-carrying parts and case Vibration resistance Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions Shock resistance Destruction: 500m/s2 3 times each in X, Y, and Z directions Degree of protection*3 IEC 60529 IP50 Connection method Pre-wired Models (Standard cable length: 500 mm) Material Case: Aluminum alloy, Main unit: Aluminum, Shaft: SUS420J2, Mounting Bracket: Galvanized iron Weight (packed state) Approx. 35 g Accessories Coupling, Servo Mounting Bracket (provided with the E6A2-CWZ@), Hexagonal wrench, Instruction manual 1.0 μs max. (Cable length: 500 mm, Control output voltage: 5 V, Load resistance: 1 kΩ) *1. An inrush current of approximately 9 A will flow for approximately 0.3 ms when the power is turned ON. *2. The maximum electrical response speed is determined by the resolution and maximum response frequency as follows: Maximum electrical response speed (rpm) = Maximum response frequency × 60 Resolution This means that the E6A2-C Rotary Encoder will not operate electrically if its speed exceeds the maximum electrical response speed. *3. No protection is provided against water or oil. 2 E6A2-C I/O Circuit Diagrams Model/Output Circuits Output mode Connection E6A2-CS3C E6A2-CS5C Output transistor Brown Vcc E6A2-C@@3C: +5 to 12 V E6A2-C@@5C: +12 to 24V Black, white, orange Output (Black: phase A, 30 VDC White: phase B, 30 mA max. Orange: phase Z) Blue 0V ( E6A2 main circuit ) E6A2-CW3C E6A2-CW5C E6A2-CWZ3C E6A2-CWZ5C T(100%) ON OFF 1/2T±1/4T (50%±25%) The ONs in the above timing chart mean that the output transistor is ON and the OFFs mean that the output transistor is OFF. Output transistor Direction of rotation: CW (as viewed from end of shaft) T(360˚) Brown Vcc E6A2-C@@3C: +5 to 12 V E6A2-C@@5C: +12 to 24V Black, white, orange Output (Black: phase A, 30 VDC White: phase B, 30 mA max. Orange: phase Z) Blue 0V ( E6A2 main circuit ) Direction of rotation: CCW (as viewed from end of shaft) CW T(360˚) ON Phase A OFF ON Phase A OFF ON OFF ON Phase B OFF 1/4±1/8T (90˚±45˚) ON Phase Z OFF Phase B ON Phase Z OFF Note: Phase A is 1/4 T ± 1/8 T faster than phase B. CCW 1/4±1/8T (90˚±45˚) Note: Phase A is 1/4 T ± 1/8 T slower than phase B. The ONs in the above timing chart mean that the output transistor is ON and the OFFs mean that the output transistor is OFF. E6A2-CW3E E6A2-CWZ3E Output transistor Direction of rotation: CW (as viewed from end of shaft) Brown Vcc (+5 to 12 V) 2 kΩ E6A2 main circuit 20 mA max. Black, white, orange Output (Black: phase A, White: phase B, Orange: phase Z) Blue 0V T(360˚) H Phase A L H Phase B L H Phase Z L Direction of rotation: CCW (as viewed from end of shaft) CW T(360˚) H Phase A L H Phase B L 1/4±1/8T(90˚±45˚) H Phase Z L Note: Phase A is 1/4 T ± 1/8 T faster than phase B. CCW Color Brown Black White Orange Blue Signal Vcc Phase A Phase B Phase Z 0 V (common) Note: 1. The white and orange wires of Single Models (E6A2CS@@) do not output signals (no connection). 2. The white and orange wires of Single Models (E6A2CS@@) do not output signals (no connection). 3. Voltage Output Models are capable of sinking a maximum current of 20 mA. 1/4±1/8T(90˚±45˚) Note: Phase A is 1/4 T ± 1/8 T slower than phase B. “H” and “L” in the diagrams are the output voltage levels of phases A, B, and Z. E6A2-CS3E Brown Vcc (+5 to 12 V) T(100%) 2 kΩ E6A2 main circuit 20 mA max. Output transistor Black, white, orange Output (Black: phase A, White: phase B, Orange: phase Z) Blue 0V H L 1/2T±1/4T (50%±25%) “H” and “L” in the diagrams are the output voltage levels. Safety Precautions Refer to Warranty and Limitations of Liability. WARNING 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 the Encoder under ambient conditions that exceed the ratings. ● Wiring Spurious pulses may be generated when power is turned ON and OFF. Wait at least 0.1 s after turning ON the power to the Encoder before using the connected device, and stop using the connected device at least 0.1 s before turning OFF the power to the Encoder. Also, turn ON the power to the load only after turning ON the power to the Encoder. 3 E6A2-C (Unit: mm) Dimensions Tolerance class IT16 applies to dimensions in this datasheet unless otherwise specified. Encoder E6A2-C Two, M3 holes, Depth: 4 8 1.5 1.5 0 dia. 4 -0.012 6 22 dia. 0 dia. 12 -0.05 * 3.6 18±0.2 25 dia. 10 2 29 (46.5) 5.5 * 4-dia. vinyl-insulated round cable with 5 conductors (Conductor cross section: 0.14 mm2, Insulator diameter: 0.9 mm), Standard length: 500 mm Accessories (Order Separately) Coupling E69-C04B Servo Mounting Bracket E69-1 Refer to Accessories for details. 4 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. 2014.1 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 2014 All Right Reserved.