Miniaturized AC Servomotors
16Pages

EA17 Series EA25 Series Planetary Gearhead CITIZEN CHIBA PRECISION CO., LTD. https://ccj.citizen.co.jp/en

■ Features ● By using a neodymium (NdFeB) magnet, it is compact, has excellent responsiveness ● It balances the rotor and reduces mechanical vibration. ● The slotless coil suppresses cogging and enables smooth rotation even at low speeds. ● It has achieved high precision positioning by installing a small high-pulse encoder. ● Because of the brushless structure, the life of the ball bearing is the only factor that affects ● The cable length between the motor and driver can be extended up to 10 meters. (For line driver type) Contents  ■ General Information ● System Configuration ● Basic...

System Configuration Control Driver Pulse Control ＝Products of Citizen Chiba Precision Basic Characteristics of AC Servomotor at Rated Voltage Wire Color of Encoder Speed (rpm) A Phase ………… Yellow B Phase ………… Green Z Phase ………… White ＋5V ……… Red GND ………… Black Maximum Speed Continuous Operation Region Short Term Operation Region Torque (mN･m) Rated Torque Peak Torque Model Number Outer Diameter Length Reduction Ratio Gearhead Type Number of pulses of encoder A：Without gearhead G：With gearhead

*1 : When using the reduction ratio marked with *, please use the rated torque within the range that does not exceed the allow able output torque of the gearhead. *2 : These are the values for continuous operation with a uniform load.

*Note : The above values are specifications when an aluminum heat-sink (57x57x5t) is attached to the motor flange. ■ Basic Characteristics (at DC 24V)• Drivers for these models : EAD-18C(D)-012EA-2151 Speed(rpm) EA-2169 Gearhead + Motor + Encode EA-2169G SAP 1/xxx ■ Example of Combination Gearhead + Motor + Encoder EA-2151G SAP 1/xxx * Please see page 7 for mounting parts and the shape of output shaft *1 : When using the reduction ratio marked with *, please use the rated torque within the range that does not exceed the allowable output torque of the gearhead. *2 : These are the values for...

*Note : The above values are specifications when an aluminum heat-sink (71 x71 x5t) is attached to the motor flange. ■ Basic Characteristics (at DC 24V) • Drivers for these models : EAD-18C(D)-O3O EA-2565 Speed (rpm) EA-2580 Speed (rpm) ■ Example of Combination Gearhead + Motor + Encoder Gearhead + Motor + Encoder * Please see page 7 for mounting parts and the shape of output shaft. *1 : When using the reduction ratio marked with *, please use the rated torque within the range that does not exceed the allowable output torque of the gearhead. *2 : These are the values for continuous...

*Note : The above values are specifications when an aluminum heat-sink (82x82x5t) is attached to the motor flange. ■ Basic Characteristics (at DC 24V) • Drivers for these models : EAD-18C(D)-030 EA-3070 Speed (rpm) EA-3087 Speed m ^ EA-30 Series does not have gearhead.

■ Specifications Reduction Ratio Reduction Ratio

■ Specifications Reduction Ratio Reduction Ratio

Driver for AC Servomotors (EA Series) for Open Collector for Line Driver ● This is a 3-phases sine wave PWM driver ● This is a driver exclusive for Citizen Chiba Precision s Miniaturized AC Servomotor ● It is downsized by adopting digital servo control which uses ASIC and CPU ● DC24V single power supply (Built-in control battery) ■ Dimensional Drawing (Unit: mm & inch) Micro Controller Forward Backward 3-phases Alternating Current/ d-q Coordinate Converter id GLOW RESET Gate Array Position command Position controller Speed Detector 3 -phases Alternating Current/ d-q Coordinate Converter...

The last 3 digits, 012, of the model number is for EA-17 / EA-21 Series, and 030 is for EA-25 / EA-30 Series Model Input Power Supply Continuous Rated Output Current Maximum Rated Output Current Driving System 3-Phases Sine Wave PWM Position Control / Speed Control / Torque Control ※Jumper Circuit Setup Control System Encoder Encoder Input Hall Sensor Limit Sensor Operating Temperature/ Humidity Open Collector or Line Driver *1 φA、φB、φZ φU、φV、φW (Hall IC) *Line Driver Input is possible *1 CW Prohibited / CCW Prohibited 0∼40℃ / Below 85% RH without condensation Storage Temperature Outside...

Cautions for Handling  Motor, Gearhead, Encoder, Driver, and accessories are precision-machined products and it is assumed that all the cautions and warnings listed below are correctly understood and handled.  Please do not install, operate, maintain or inspect the product until you have a full knowledge on the product, safety information and cautions.  The cautions required for safety are as follows. 【Caution when Unpacking】 ● When you received the product, please check the package for damage and if it is the product you ordered. 1.  Be sure to check the wiring before turning on the power....

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