Item Type: Stepper Motor DriverParameter: DM542LMinimum Continuous Output Current: 1AMaximum Continuous Output Current: 4.2AMinimum Input Power Supply Voltage: 18V DCTypical Input Power Supply Voltage: 24V DCMaximum Input Power Supply Voltage: 48V DCMinimum Logic Input Current: 7mATypical Logic Input Current: 10mAMaximum Logic Input Current: 20mAMaximum Power of The Whole Machine: 100WPulse Frequency: 0-200kHzMinimum Insulation Resistance: 500MMaximum Logic Current of Digital Output Port: 100mAMaximum Withstand Voltage of Digital Output Port: 24VCooling Mode: Natural cooling or external radiator. Usage: Avoid dust, oil mist and corrosive gas. Temperature: 0 - 50Ambient Humidity: 40-90% RHOperating Environment Vibration: 10~55Hz/0.15mmStorage Temperature: -20- +65 Interface definition:Terminal 1 Symbol: A+Terminal 1 Name: A Phase Motor Winding+Terminal 1 Wire Color Description: Terminal 2 Symbol: A-Terminal 2 Name: A Phase Motor Winding-Terminal 2 Wire Color Description: Terminal 3 Symbol: B+Terminal 3 Name: B Phase Motor Winding+Terminal 3 Wire Color Description: Terminal 4 Symbol: B-Terminal 4 Name: B Phase Motor Winding-Terminal 4 Wire Color Description: Terminal 5 Symbol: VCCTerminal 5 Name: Input DC Voltage PositiveTerminal 5 Wire Color Description: 18-48V DCTerminal 6 Symbol: GNDTerminal 6 Name: Input DC Voltage NegativeTerminal 6 Wire Color Description: 18-48V DCControl Signal Terminal: Terminal 1 Symbol: DIR-Terminal 1 Name: Direction Negative InputTerminal 1 Description: Signal source +5V~24V universal, no need to connect resistance in series. Terminal 2 Symbol: DIR+Terminal 2 Name: Direction Positive InputTerminal 2 Description: Signal source +5V~24V universal, no need to connect resistance in series. Terminal 3 Symbol: PUL-Terminal 3 Name: Pulse Negative InputTerminal 3 Description: Signal source +5V~24V universal, no need to connect resistance in series. Terminal 4 Symbol: PUL+Terminal 4 Name: Pulse Positive InputTerminal 4 Description: Signal source +5V~24V universal, no need to connect resistance in series. Terminal 5 Symbol: ENA-Terminal 5 Name: Motor Enable Negative InputTerminal 5 Description: When the signal is valid, the motor is in free state and does not stall. Terminal 6 Symbol: ENA+Terminal 6 Name: Motor Enable Positive InputTerminal 6 Description: When the signal is valid, the motor is in free state and does not stall. Terminal 7 Symbol: ALM-Terminal 7 Name: Alarm Signal Negative OutputTerminal 8 Symbol: ALM+Terminal 8 Name: Alarm Signal Positive OutputFault Description: Fault Coding 1: Er01Fault Description 1: Motor OvercurrentSolution 1: Return to factory for inspection. Fault Coding 2: Er02Fault Description 2: Drive OvervoltageSolution 2: Detect whether the motor is short-circuited or reduce the current. Fault Coding 3: Er03Fault Description 3: Hardware FaultSolution 3: Check whether the input voltage is too high. Parameter Monitoring Description:Function Coding 1: L-00Function Description 1: SpeedFunction Introduction 1: Monitor the current speed, voltage and current in real time, check whether the driver works normally, and solve it in time in case of abnormality. Function Coding 2: L-01Function Description 2: Pulse SpeedFunction Introduction 2: Monitor the current speed, voltage and current in real time, check whether the driver works normally, and solve it in time in case of abnormality. Function Coding 3: L-02Function Description 3: Given Pulse NumberFunction Introduction 3: Monitor the current speed, voltage and current in real time, check whether the driver works normally, and solve it in time in case of abnormality. Function Coding 4: L-03Function Description 4: UselessFunction Introduction 4: Monitor the current speed, voltage and current in real time, check whether the driver works normally, and solve it in time in case of abnormality. Function Coding 5: L-05Function Description 5: Driver Fault CodingFunction Introduction 5: Check the number of received pulses in real time to determine whether the motor is out of step.Description of Common Function Coding:Function Coding 1 Parameter Setting: Number of subdivided pulses. Function Coding 1: P-02Function Description 1: 200-51200 arbitrary setting, 2000 in default. Function Coding 2 Parameter Setting: Open loop current percentage. Function Coding 2: P-10Function Description 2: 50%, 8A x 50%=4AFunction Coding 3 Parameter Setting: JOG operation. Function Coding 3: JOGFunction Description 3: Enter JOG and press to jog. Function Coding 4 Parameter Setting: Motor direction. Function Coding 4: P-18Function Description 4: 0 reverse, 1 forward. Function Coding 5 Parameter Setting: Restore to default. Function Coding 5: S-20Function Description 5: Set to 1 to restore default settings. Main Function Parameters of Zone P:P-00: Current loop proportional gain P, 1~327671500P-01: Current loop integral gain I, 2~32766200P-02: Subdivision setting, 200~512002000P-09: Percentage of holding current, 0~100, 40P-10: Percentage of open-loop curre