Description
Managing complex multi-axis synchronization, the Mitsubishi Electric Q173CPUN-T provides robust motion control capabilities within the MELSEC Q Series PLC platform. This specialized module mounts directly to the system backplane to handle multi-axis coordination and path planning calculations independently of the primary sequence PLC CPU. Supporting up to 32 axes of motion control, it is optimized for high-performance machine automation. The module integrates support for hand-held teaching units, allowing commissioning technicians and engineers to carry out on-site positioning tests, adjustments, and diagnostics without relying entirely on external computer interfaces.
Features
- Simultaneous, high-speed coordination of up to 32 independent motion axes.
- Direct hardware compatibility with external hand-held teaching units.
- High-speed backplane integration for low-latency command processing.
- Robust metal-framed structural housing optimized for industrial chassis deployment.
Applications
- High-speed packaging, cartoning, and vertical form fill seal machinery.
- Multi-axis material handling, palletizing, and gantry pick-and-place lines.
- Precision sheet-fed or rotary printing press operations requiring tight registration control.
- Automated assembly lines with complex mechanical synchronization profiles.
Technical Specifications
| Specification Parameter |
Value / Rating |
| Manufacturer |
Mitsubishi Electric |
| Model Number |
Q173CPUN-T |
| Series |
MELSEC Q Series |
| Device Type |
Motion Controller CPU Module |
| Number of Controlled Axes |
32 Axes |
| Current Consumption (5 VDC) |
1.56 A |
| Teaching Unit Compatibility |
Usable |
| Dimensions (H x W x D) |
11.43 cm x 2.74 cm x 9.80 cm |
| Net Weight |
0.24 kg |
| Shipping Weight (Calculated) |
3.00 kg |
Alternative Models & Compatibility
The Q173CPUN-T module requires a compatible MELSEC Q multi-CPU backplane configuration. It is designed to operate in tandem with a main PLC CPU module (such as the Q02H, Q06H, or newer Universal models). Always verify the firmware revision compatibility of both CPUs to prevent synchronization faults during initial power-up cycles.
Application Pitfalls & Engineering Notes
Because this module draws a substantial current load of 1.56 A at 5 VDC from the system backplane, engineers must perform a complete power budget calculation for the rack power supply module (e.g., Q61P, Q63P). An over-current condition on the 5 VDC rail will trigger a power supply fault, stopping both the PLC logic processing and all active multi-axis motion control loops simultaneously.
Commissioning & Wiring Tips
When integrating a teaching unit with the module, ensure the connecting interface is seated fully and locked. Route high-speed external motion network and feedback cables inside isolated metallic conduits separated from heavy motor power lines to reduce the coupling of electro-magnetic interference into the controller's logic circuits.
Installation Guidelines
CRITICAL WARNING
Isolate all primary line voltage and auxiliary power sources feeding the controller chassis and servo-drive systems before mounting or demounting this module. Failure to de-energize equipment prior to physical manipulation risks catastrophic system backplane damage, internal circuit destruction, and severe electrical shock hazards.
1
Ensure the base unit is level and the mounting slots are completely clear of dust or foreign materials.
2
Align the bottom projection of the module with the guide groove on the backplane base unit.
3
Pivot the module firmly upward and snap the lock into place. Secure the module mounting screw to guarantee solid structural grounding and prevent vibration-induced signal dropouts.