PMC-2520B/2540B/2550B Step Motor Driver
Contents
1. PMC 2520B 2540B 2550B Step Motor Driver User s Manual V1 1 he Ft Ft BRAT A RAJ JS AUTOMATION CORP Mf 3b hr vy ak FA 100 HE 6 BE 6F No 100 Zhongxing Rd Xizhi Dist New Taipei City Taiwan TEL 886 2 2647 6936 FAX 886 2 2647 6940 http www automation com tw http www automation s com E mail control cards automation com tw Correction record Add PMC2550B N A an Bb Ww WNW Features Contents A UO FURIOSA iS LED indicator ce i coa dd Od Control is nal ie a fess a o i NS HEIDIO A ANG i EN E TE A A UON NEUR UND Dimension 1 Features 2 1 1 1 2 1 3 1 4 1 5 High torque and heavy load design PWM constant current source Full Half step selection Build in overheat protection Build in auto power down mode Specifications Driving Mode PWM Switching Bipolar with Constant Current Driving 2A Phase 4A Phase 5A Phase Resolution Full Step 1 8 per step Half Step 0 9 per step Optically isolated Voltage H 4V 24V L 0 5V Resistance 220 2 Current Under 20mA Input Signal CW and CCW Pulse Signal Pulse Width Above 5uSec Direction Signal LOW for CW HIGH for CCW Holding Current OFF Signal HIGH for Release Holding Photo Coupler Open Collector Output Signal Voltage Under 24V Current Under 15mA Step O Signal Overheat Signal Auto Current Down Auto Over Heat Protection DIP Selectors 1P 2P signal Input Method Selector Fu2. ll Half Step Selector Step O Status LED LED Indicators Over Heat Alarm LED Power LED Din Sx Row Y 3 PO Functions OFF CE acD OFF Com AOH E SETPO 1P CM 2P do Cu FUL CE HALF Ra rower LAT CWIPLS DIP Selectors Current Selectors CWIPLS CCWIDIR CCWIDIR H OFF H OFF l frame ground 2 110V AC power inputr 3 output to step motor 4 over heat signal out Sau 5 STEPO excitation phase 0 signal out A Mai 6 input of Holding Current Off OM 7 CCW DIR input e CCW for dual pulse mode DIR for single pulse mode CW PLS input e CW for dual pulse mode Aa M A MOTOR PLS for single pulse mode 9 User option mode ACD auto current down Auto current down while no pulse in Use this function to reduce the heat of step motor but 1f you need to hold the torgue while stand by switch off to disable this function AOH auto overheat protection Switch on to enable the auto overheat protection While the driver case reaches 80 degree C the AOH circuit will stop the driver and activate the AOH led 1P 2P mode 1P mode Pulse PLS and direction DIR controls the motion operation 2P mode Clockwise CW and counter clockwise CCW controls the motion operation e FULL HALF step mode e FULL step 1 8 degree per step e HASLF step 0 9degree per step 10 STOP current adjustment Only valid for ACD is enabled While ACD function enabled and the pulse train is stopped for more tha
3. may have condensed water 7 Dimension Approx Current Adjustment and Auto current down 9o List EA 0 23A 015 0 26A 021 026 032 6 osa 166A 049 1 10A 2 10A 060 131A 066 071 1 61A 077 083 D 186A 3 404 088 2 004 3 704 094 2 14A 4 00A 100
4. n 0 5s the motor current will decrease to the adjustment value 11 RUN current adjustment Motor current while running 4 LED indicator 4 1 POWER green LED power OK will light 42 O H red LED light for over heat while AOH is enabled 4 3 STEP O yellow LED light for excitation phase 0 in full step mode it will light every 4 steps and for half step mode every 8 steps 5_ Control signal 5 1 The control signal is isolated by photo isolator and the external signal transit state from HIGH to LOW will drive one step 5 2 The minimum pulse width is 5 micro second the transition time is less than2 micro second 5 3 The input voltage range is from 5VDC to 24VDC and the current must limit to under 20ma 5 4 The driver output signal is limited to under 15ma Pulse Width Diagram Output Signal circuit 6 Wiring diagrams 6 1 4 Leads NC Not connected to anything 4 Leads 6 2 6 Leads NC Not connected to anything 6 Leads Series Connected Center Tap Connected 6 3 8 Leads NC Not connected to anything 8 Leads 8 Leads Series Connected Parallel Connected Notes on wiring Be sure to power off while motor is being wired Wrong wiring or wire may damage the driver The external force cooling is required if you the driver case temperature is higher than 55 degree C at normal operation Please use the driver at good ventilation environment Please do not use the driver at wet or the environment
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