Low Voltage Unipolar Step Motor Driver USER'S MANUAL (V1.2)
Contents
1. pulse mode rotation pulse input 6 2 CCW CCW DIR DIR dual pulse mode counter clockwise pulse input 1 pulse mode rotation rirection input 6 3 CO CO step motor current command input 6 4 24V power supply input rated 24V 6 5 GND ground of 24V 6 6 A syep motor A phase coil 6 7 B syep motor B phase coil 68 A syep motor A phase coil 69 B syep motor B phase coil 6 10 COM step motor common node Note 1 Do not make any connection change while power on 2 Please refer to motor data sheet to confirm the phase2. LDV 3 Low Voltage Unipolar Step Motor Driver USER S MANUAL V1 2 t A PES A RAJ JS AUTOMATION CORP amp JU A 29 JE p P LER 100 He 6 HE 6F No 100 Chungshin Rd Shitsu Taipei Taiwan R O C TEL 886 2 2647 6936 FAX 886 2 2647 6940 http www automation com tw E mail control cards O automation com tw CONTENTS SPECIFICATIONS itacciiteees spento eee EQ IR eater dto A ied ioci eiae 117 8 07 UH jore JUMPER Ce CURRENT ADJUST eteiiesc ioco io con eh es eo eeu a apo Sha uaa sses ss serok soseste ssori INDICATORS e TERMINALS ua M Thank you for your purchasing LDV 3 low voltage unipolar step motor driver The specifications and function descriptions are as follows 1 Specifications 1 1 Max output 1 5A per phase recommand to use any unipolar step motor with phase current less than 1 5A 1 2 Auto power down standby more than 2sec auto power down to 60 of rated current 1 3 Current off controlled by external terminal input to release motor 2 Layout PL ZERO DO Current Adjust JP JP2 JP3 3 JUMPER JUMPER function JUMPER SHORT OPEN JP1 Pulse Mode Dual Pulse Mode JP2 HALF STEP FULL STEP JP3 FULL POWER HALF POWER Note The motor maybe overheat while setting driver at full power mode If the application need full holding torque at stand still it is r
3. ecommend to use a fan to ventilation Function description 1 1 Pulse Mode to control the motor rotation by clock input and the direction by direction Note CW CW_ terminal used as CLOCK input in 1 pulse mode CCW CCW terminal used as DIRECTION input in 1 pulse mode 2 Dual Pulse Mode to control the motor clockwise rotation by CW CW and counter clockwiserotation by CCW CCW 3 HALF STEP to step the half rated step angle Note 4 phase step motor rated step angle is 1 8 degree and half step is 0 9 degree this means 400 step per revolution at half step mode 4 FULL STEP to step the rated step angle 5 FULL POWER driver supplies the step motor at adjust current in spite of runing or stand still 6 HALF POWER driver supplies the step motor at adjust current in runing and half power at stand still 4 Current Adjust Cw direction adjust to increase step motor current max up to driver rated current ccw direction adjust to decrease step motor current Note If you want to measure the exact current flow in the step motor please connect the motor with the driver as follows and set driver at 21 W full power mode W full step mode E no pulse input just power on Indicators PL power ZERO active phase return to original state nel E mode GND RH SH CO LED lights while motor in current off Terminals 6 1 CW CW CLOCK CLOCK dual pulse mode clockwise pulse input
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