The QD77MS4 is a 4-axis motion control module for Mitsubishi's Q Series PLC, designed for cost-effective positioning systems. This compact module provides simplified motion control functionality while maintaining Mitsubishi's reliable servo performance.
Key Specifications
Parameter Specification
Model QD77MS4
Series QD77M (Simple Motion)
Control Axes 4 axes
Control Method PTP (Point-to-Point)
Positioning Points 60 points/axis
Max. Speed 4Mpps
Interpolation Linear (2-4 axes)
Control Period 0.88ms
I/O Points 16 input/16 output
3. Performance Features
✔ Basic Motion Control:
JOG operation
Mechanical zero return
Speed control
Torque limit
✔ User-Friendly:
Simplified parameter setting
Dedicated instructions for motion control
LED status indicators
✔ Protection Functions:
Over-travel protection
Emergency stop
Servo alarm detection
4. Communication Interfaces
Q Bus Interface: Direct connection to Q PLC
Pulse Output: Differential line driver (4Mpps)
Dedicated I/O: For limit switches/DOG signals
5. Physical Specifications
Parameter Value
Dimensions 27.4 × 98 × 90 mm
Weight 0.2 kg
Mounting Q Series base unit
Current Consumption 0.5A (5V DC)
6. Environmental Ratings
Operating Temp.: 0°C to +55°C |