{"product_id":"q2hb44mc-servo-drive-assay","title":"Q2HB44MC Servo drive assay","description":"\u003ch2\u003e\n\u003cb\u003eQ2HB44MC Servo drive assay\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eTechnical Specifications \u0026amp; Limits\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInput Voltage:\u003cspan\u003e \u003c\/span\u003eDC 12V to 40V\u003c\/li\u003e\n\u003cli\u003eOutput Current:\u003cspan\u003e \u003c\/span\u003eAdjustable from 0.5A to 4A per phase\u003c\/li\u003e\n\u003cli\u003eMicrostepping:\u003cspan\u003e \u003c\/span\u003eUp to 200 subdivisions (12\/8 channels)\u003c\/li\u003e\n\u003cli\u003eAutomatic Current Halfing:\u003cspan\u003e \u003c\/span\u003eCoil current drops by approx. 50% when no pulse is received for more than 100ms\u003c\/li\u003e\n\u003cli\u003eProtection\/Features:\u003cspan\u003e \u003c\/span\u003ePhotoelectric isolation signal I\/O \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cspan\u003e Wiring Pinout Overview\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Connections:\n\u003cul\u003e\n\u003cli\u003e+V:\u003cspan\u003e \u003c\/span\u003eDC Power Supply (12V–40V)\u003c\/li\u003e\n\u003cli\u003eGND:\u003cspan\u003e \u003c\/span\u003eDC Power Ground \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMotor Phase Connections (2-Phase, 6 or 8 Lead Motors):\n\u003cul\u003e\n\u003cli\u003eA+, A-:\u003cspan\u003e \u003c\/span\u003ePhase A motor leads\u003c\/li\u003e\n\u003cli\u003eB+, B-:\u003cspan\u003e \u003c\/span\u003ePhase B motor leads \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eSignal Connections (Logic):\n\u003cul\u003e\n\u003cli\u003ePUL+, PUL-:\u003cspan\u003e \u003c\/span\u003ePulse\/Step input signal (TTL differential)\u003c\/li\u003e\n\u003cli\u003eDIR+, DIR-:\u003cspan\u003e \u003c\/span\u003eDirection input signal \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e Assay \u0026amp; Diagnostic Steps\u003c\/span\u003e\u003cspan\u003eIf you are troubleshooting, repairing, or benchmarking this driver, follow these steps:\u003c\/span\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eVisual Inspection:\u003cspan\u003e \u003c\/span\u003eCheck for burnt components, bulging capacitors, or damaged dip switches on the driver casing.\u003c\/li\u003e\n\u003cli\u003eVoltage Check:\u003cspan\u003e \u003c\/span\u003eEnsure your power supply outputs a steady DC voltage between 12V and 40V. Over-voltage will damage the board. \u003c\/li\u003e\n\u003cli\u003eCoil \u0026amp; Motor Check:\u003cspan\u003e \u003c\/span\u003eUse a multimeter to check the resistance of your stepper motor coils before connecting. A shorted motor can blow the driver's internal MOSFETs. \u003c\/li\u003e\n\u003cli\u003eCurrent Setting:\u003cspan\u003e \u003c\/span\u003eVerify that the dip switches on the driver are set to match the rated current of your specific motor. Running the driver at too high of a current will cause severe heating. \u003c\/li\u003e\n\u003cli\u003eSignal Test:\u003cspan\u003e \u003c\/span\u003eUse a pulse generator or a microcontroller (like an Arduino) sending known Step\/Dir signals to test for rotation. If the motor holds position but doesn't rotate, check your PUL\/DIR\u003cspan\u003e \u003c\/span\u003evoltage level and ground wiring. \u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cspan\u003eFinding or replacing this driver is possible through industrial parts suppliers on platforms like eBay\u003c\/span\u003e\u003cspan\u003e or Alibaba\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003c\/p\u003e","brand":"QYSMT","offers":[{"title":"Default Title","offer_id":47141306335371,"sku":null,"price":0.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/9579\/9435\/files\/Q2HB44MCServodriveassay_1.png?v=1780721786","url":"https:\/\/www.qysmt.in\/products\/q2hb44mc-servo-drive-assay","provider":"QYSMT","version":"1.0","type":"link"}