Product image is representative; revision or series may vary. Contact us to request a specific version.
The MELSEC-Q Series (QnU), Mitsubishi's Q12HCPU CPU unit takes on the vital role of I/O control through its sophisticated refresh system. Designed for efficient program execution, it adopts the stored-program cyclic operation approach. This unit boasts a substantial memory capacity of 124Ksteps or 496KBytes and presents a comprehensive connection capacity of 4096 I/O points. With dual connectivity options—USB and RS-232—it further solidifies its place in advanced control setups.
We sell industrial automation parts backed by our free 2-Year DO Supply Warranty.
Same-day domestic and fast international shipping with UPS, FedEx, DHL, and more.
AMEX, Visa, MasterCard, Discover, wire transfer, net terms, and more.
Repairs and exchanges are available for all automation products.
Drop shipping, blind shipping, and account shipping with no extra fees.
| Manufacturer | Mitsubishi |
|---|---|
| Product Line | Melsec-Q |
| Part Number | Q12HCPU |
| Weight | 0.44 lbs (0.20 kg) |
| Type | CPU unit |
| Product series | MELSEC-Q Series (QnU) |
| Functions | I/O control system -- Refresh system, program execution type -- Stored-program cyclic operation |
| Supply voltage | 5 Volts DC |
| Memory capacity | 124Ksteps / 496KBytes (Program) |
| Connection capacity | 4096 x I/O points |
| Connection type | USB connector, 9-pin D-Sub female connector (RS-232) |
| Communication protocol | RS-232 |
| Mounting mode | Backplane / rack |
| Ambient air temperature for operation | 0 to 55 degrees Celsius |
| Ambient air temperature for storage | -25 to 75 degrees Celsius |
| Chemical resistance | Conformal coating |
| Programming languages | Ladder diagram (LD) / Relay symbol language |
| Processing time | 0.034μs / instruction (LD instruction)- 0.000034 ms |
| Storage type | SRAM card, Flash card, ATA card |
The Q12HCPU CPU unit stands as a testament to technological precision and innovation. Operating as the brain behind complex automation systems, this unit centralizes I/O control, leveraging a refresh system. Its method of program execution is rooted in the stored-program cyclic operation, a system that guarantees both accuracy and efficiency in real-time control scenarios. A prominent feature lies in its memory capacity, which stands at a remarkable 124Ksteps or equivalently 496KBytes, ensuring that it can handle intricate programs and processes with ease. This prowess is further demonstrated in its impressive connection capacity, able to manage a staggering 4096 I/O points, which makes it an optimal choice for expansive setups. In terms of connectivity, it does not falter, offering both a USB connector and a 9-pin D-Sub female connector compliant with the RS-232 communication protocol. Its backplane mounting mode ensures that it seamlessly integrates into standardized industrial racks. The unit remains operational in a temperature bracket of 0 to 55 degrees Celsius and can be stored in conditions ranging from -25 to 75 degrees Celsius. Additionally, its chemical resistance, reinforced by conformal coating, speaks to its durability in challenging environments. Programmable in the Ladder diagram or Relay symbol language, it offers flexibility for developers. Not to be overshadowed is its rapid processing time, clocking in at 0.034μs per instruction, making real-time processing highly efficient. Lastly, its storage capabilities encompass SRAM, Flash, and ATA cards, ensuring data integrity and accessibility.