Tutto sui PLC: la CPU
A practical engineering guide to PLC CPU operation, from deterministic scan cycles and I/O image tables to memory, communications, diagnostics, redundancy, processor sizing, and reliable system...
Designed for demanding automation environments, the Q10UDEHCPU serves as a high-performance Universal Q-Series programmable controller CPU. This module features a high-speed processor capable of executing basic instructions (LD X0) in 9.5 nanoseconds and structured transfer instructions (MOV D0 D1) in 19 nanoseconds. With an integrated 100/10 Mbps Ethernet port, it simplifies network deployment, programming, and data exchange with SCADA, HMI, or higher-level enterprise systems. It provides robust memory management with a 100K-step program capacity, support for multiple programming languages (including ladder, SFC, and structured text), and massive device memory allocation suitable for mid-to-high-scale control architectures.
| Parameter | Specification Value |
|---|---|
| Manufacturer | Mitsubishi Electric |
| Part Number / Model | Q10UDEHCPU |
| Series | MELSEC-Q Series (Universal QCPU) |
| Control Method | Stored program iteration operation |
| I/O Control Method | Refresh method (Direct access I/O possible via DX/DY specification) |
| Basic Instruction Execution Speed (LD X0) | 9.5 ns |
| Data Transfer Execution Speed (MOV D0 D1) | 19 ns |
| Program Capacity | 100K steps (400 KB) |
| Built-in Ethernet Interface | 100Base-TX / 10Base-T (RJ45 port) |
| Max. Number of I/O Device Points | 8192 points (X/Y 0 to 1FFF) |
| Max. Number of Physical I/O Points | 4096 points (X/Y 0 to FFF) |
| Internal Current Consumption (5V DC) | 0.49 A |
| Operating Ambient Temperature | 0 to 55 degC |
| Storage Ambient Temperature | -25 to 75 degC |
| Ambient Operating Humidity | 5 to 95% RH (non-condensing) |
| Vibration Resistance | Meets JIS B 3502 and IEC 61131-2 standards |
| Impact Resistance | 147 m/s square, 3 times in X, Y, and Z axes |
| Dimensions (H x W x D) | 98 mm x 27.4 mm x 115 mm |
| Weight | 0.22 kg |
| Interface / Port | Function and Protocol Support |
|---|---|
| Built-in Ethernet Port | RJ45 port; supports 100Base-TX/10Base-T, MELSOFT connection, MC protocol, Socket communication, and FTP (1 connection). |
| Memory Card Slot | Supports external SRAM, Flash, or ATA memory cards for program and file register storage. |
| Base Unit Connector | Connects directly to MELSEC-Q Series main base plates and multi-CPU high-speed bus. |
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Returns & Warranty

Designed for demanding automation environments, the Q10UDEHCPU serves as a high-performance Universal Q-Series programmable controller CPU. This module features a high-speed processor capable of executing basic instructions (LD X0) in 9.5 nanoseconds and structured transfer instructions (MOV D0 D1) in 19 nanoseconds. With an integrated 100/10 Mbps Ethernet port, it simplifies network deployment, programming, and data exchange with SCADA, HMI, or higher-level enterprise systems. It provides robust memory management with a 100K-step program capacity, support for multiple programming languages (including ladder, SFC, and structured text), and massive device memory allocation suitable for mid-to-high-scale control architectures.
| Parameter | Specification Value |
|---|---|
| Manufacturer | Mitsubishi Electric |
| Part Number / Model | Q10UDEHCPU |
| Series | MELSEC-Q Series (Universal QCPU) |
| Control Method | Stored program iteration operation |
| I/O Control Method | Refresh method (Direct access I/O possible via DX/DY specification) |
| Basic Instruction Execution Speed (LD X0) | 9.5 ns |
| Data Transfer Execution Speed (MOV D0 D1) | 19 ns |
| Program Capacity | 100K steps (400 KB) |
| Built-in Ethernet Interface | 100Base-TX / 10Base-T (RJ45 port) |
| Max. Number of I/O Device Points | 8192 points (X/Y 0 to 1FFF) |
| Max. Number of Physical I/O Points | 4096 points (X/Y 0 to FFF) |
| Internal Current Consumption (5V DC) | 0.49 A |
| Operating Ambient Temperature | 0 to 55 degC |
| Storage Ambient Temperature | -25 to 75 degC |
| Ambient Operating Humidity | 5 to 95% RH (non-condensing) |
| Vibration Resistance | Meets JIS B 3502 and IEC 61131-2 standards |
| Impact Resistance | 147 m/s square, 3 times in X, Y, and Z axes |
| Dimensions (H x W x D) | 98 mm x 27.4 mm x 115 mm |
| Weight | 0.22 kg |
| Interface / Port | Function and Protocol Support |
|---|---|
| Built-in Ethernet Port | RJ45 port; supports 100Base-TX/10Base-T, MELSOFT connection, MC protocol, Socket communication, and FTP (1 connection). |
| Memory Card Slot | Supports external SRAM, Flash, or ATA memory cards for program and file register storage. |
| Base Unit Connector | Connects directly to MELSEC-Q Series main base plates and multi-CPU high-speed bus. |
Global Express Shipping
Returns & Warranty
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| Country of origin |
United States
|