MELSEC-Q QD77MS Simple Motion Module Modicon Quantum PLC Mitsubishi

Product Description​​

The ​​QD77M4​​ is a high-performance ​​Mitsubishi Electric​​ motion controller module designed for precise multi-axis positioning control in industrial automation systems. It integrates seamlessly with Mitsubishi’s ​​MELSEC iQ-R Series PLCs​​, offering advanced motion control capabilities, high-speed response, and flexible synchronization for complex machinery. Ideal for applications requiring accuracy, repeatability, and reliability, the QD77M4 supports up to ​​4 axes of servo control​​ with real-time monitoring and diagnostics.

​​Specifications & Features​​

• ​​Brand:​​ Mitsubishi Electric

• ​​Model:​​ QD77M4

• ​​Type:​​ Motion Controller Module (for MELSEC iQ-R Series)

• ​​Control Axes:​​ 4 axes (simultaneous control)

• ​​Communication Interface:​​ SSCNET III/H (high-speed fiber-optic network)

• ​​Compatible Servo Drives:​​ Mitsubishi MR-J4 series

• ​​Programming Software:​​ GX Works3 (motion control configuration)

• ​​Mounting:​​ DIN rail or direct panel mounting

​​Materials & Build​​

• ​​Housing:​​ Flame-retardant plastic (UL94 V-0 compliant)

• ​​Terminals:​​ Gold-plated contacts for corrosion resistance

• ​​Cooling Method:​​ Natural convection (fanless design)

• ​​Protection Class:​​ IP20 (indoor use, dust-sensitive)

​​Applications​​

• CNC machines

• Robotics & pick-and-place systems

• Packaging machinery

• Semiconductor manufacturing

• Printing & textile equipment

​​Key Parameters (Tabulated)​​

​​Note:​​ For detailed wiring diagrams and programming instructions, refer to the ​​Mitsubishi QD77M4 User

• Manufacturer : Mitsubishi Electric

• Product No. : QD77MS4

• Product type : MELSEC-Q QD77MS Simple Motion Module

• Number of control axes : 4 axes

• Operation cycle : 0.88ms/1.77ms

• Control method : PTP (Point To Point) control, path control (both linear and arc can be set), speed control, speed-position switching control, position-speed switching control, speed-torque control

• Control unit : mm, inch, degree, PLS

• Number of occupied I/O points [points] : 32 (I/O assignment: Intelligent function module 32 points)

• Internal current consumption (5 V DC) [A] : 0.6

• Flash ROM write count Max. : 100000 times

• External dimensions [cm(inch)] 9.8 (3.86) (H) x 2.74 (1.08) (W) x 9 (3.54) (D)

• Weight : 0.16 Kg

• Shipping weight : 1.5 Kg