The Mitsubishi QD75P4 positioning module is a 4-axis pulse control module designed for high-precision motion applications in automation, robotics, and manufacturing industries. It features integrated 4-axis pulse output (differential or open-collector) with independent control for servo/stepper drives, supporting linear, circular, and speed interpolation. The module connects directly to Mitsubishi Q-series PLCs via the base unit’s bus, requiring no external communication interfaces, and operates on 5VDC (backplane power) with a temperature range of 0–55°C. It offers 32 dedicated I/O points (16 inputs for limits/origins, 16 outputs for status) and programmable parameters for acceleration, deceleration, and positioning. Key advantages include multi-axis synchronization, real-time monitoring, and compatibility with Mitsubishi’s GX Works2 configuration software. However, its complexity demands technical expertise, and it lacks native Ethernet connectivity, relying on PLC integration for network communication. Ideal for CNC machinery, packaging systems, and assembly lines requiring compact, reliable multi-axis control.

SEOSpecification

Parameter	Specification
Model	QD75P4 Positioning Module
Type	4-axis pulse control module
Control Axes	4 axes
Pulse Output Type	Differential output (Line driver)
Compatible PLC	Mitsubishi Q Series PLC
Max. Pulse Frequency	4 MHz
Input Voltage	DC 24V ±10%
Compatible Motor	Servo/Stepper motors
Control Method	Pulse train positioning
Communication Interface	Bus connection via Q series base
Mounting	Base unit installation
Operating Temperature	0°C to 55°C
Storage Temperature	-25°C to 75°C
Protection Class	IP2X
Weight	Approx. 0.3 kg
Certification	CE, UL standards compliance

SEOQandA

question:Can the company provide upgraded or alternative models?
answer:Yes, we offer upgraded and alternative models based on availability and client requirements.
question:Does the company have a professional product selection engineering team?
answer:Yes, our expert engineering team specializes in product selection and customization.
question:Does the company have a quality control process?
answer:Yes, we implement strict quality control processes to ensure product reliability and compliance.

SEOQandA_Product

question:QD75P4 communication failure with PLC
answer:Check module installation, connector connections, and PLC parameter settings for correct configuration.
question:QD75P4 positioning deviation occurs
answer:Verify electronic gear ratio, motor tuning, and mechanical system alignment for accuracy.
question:QD75P4 error code E6 displayed
answer:Inspect power supply voltage and wiring connections to ensure compliance with module specifications.
question:QD75P4 pulse output not functioning
answer:Confirm output mode (CW/CCW or pulse+direction) matches driver settings and parameter configuration.
question:QD75P4 parameters cannot be written
answer:Disable write protection in GX Works2 and ensure proper communication with the module.