____________________________________________________________________________ FEATURES • Connects directly to the motion controller or parallel ports • Built-in PWM-Based Speed Control and Two Built-in Electromechanical Relays with NO and NC positions for spindle control. • The system monitors: - E-Stop - Safety Charge Pump. •...
____________________________________________________________________________ I/O SPECIFICATIONS PINS PORT1 PORT2 PORT3 TOTAL INPUT OUTPUT TOTAL OPTOISOLATED DIGITAL INPUT TTL SPECIFICATIONS On-state voltage range 5 to 24VDC Maximum off-state voltage 0.8V Typical signal delay 2.8uS DIGITAL OUTPUT TTL SPECIFICATIONS Maximum output voltage 5VDC Maximum output current 50mA Maximum off-state voltage 0.44 V...
____________________________________________________________________________ POWER TERMINALS AND CONFIGURATION Power terminal Regulated +10VDC or +30VDC is required to power this board. WARNING Check the polarity and voltage of the external power source and connect the 10VDC to 30VDC and GND. Overvoltage or reverse-polarity power applied to these terminals can cause damage to the board, and/or the power source Source Output 5VDC ___________________________________________________________________________...
____________________________________________________________________________ E-STOP TERMINAL Connect an E-STOP push button as is shown in the below images. Pin 10 port 1 is used for E-Stop. Since this board controls the enable line, and the enable line is the one responsible for notifying the controller of the e-stop condition, the user does not have a direct access to the pin itself, just to the e-stop terminal on the board.
____________________________________________________________________________ Configuration jumper mode US or INT Configuration jumper pin 16 or 17 For the Variable speed control go to http://cnc4pc.com/Tech_Docs/VARIABLE_SPEED_CONTROL.pdf For Configure the control software go to http://cnc4pc.com/Tech_Docs/CONFIGURATION_OF_CONTROL_SOFWARE.pdf For Replacing Potentiometer go to http://cnc4pc.com/Tech_Docs/Replacing%20a%20Potentiometer.pdf ___________________________________________________________________________ User’s Manual Page 7...
____________________________________________________________________________ OUTPUT TERMINAL FOR GENERAL PURPOSE Theses output are Open Collector In this terminal can be connected relay, led or lamps, alarm, etc. INDICATORS LEDs ___________________________________________________________________________ User’s Manual Page 8...
____________________________________________________________________________ 13.0 DIMENSIONS All dimensions are in Millimeters. Disclaimer: Use caution. CNC machines can be dangerous machines. Neither DUNCAN USA, LLC nor Arturo Duncan are liable for any accidents resulting from the improper use of these devices. This product is not a fail-safe device and it should not be used in life support systems or in other devices where its failure or possible erratic operation could cause property damage, bodily injury or loss of life.
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