First TwinCAT PLC Project on a Beckhoff IPC
Build and verify a first TwinCAT PLC project on a Beckhoff IPC. This checklist covers target selection, EtherCAT discovery, I/O mapping, safe activation, restart tests, and commissioning records.
Manufacturer: BECKHOFF
Product No.: CP6931-0000-0000
Country of origin:Germany
Product Type: Industrial Control Panels
Payment: T/T, Western Union
Weight: 500g
Dimensions: 420 mm x 360 mm x 150 mm
Shipping port: Xiamen
Warranty: 12 months
Designed for seamless integration into distributed control architectures, the Beckhoff CP6931-0000-0000 is an industrial-grade built-in Control Panel equipped with a 12-inch TFT display featuring a resolution of 800 x 600 pixels. This robust HMI unit utilizes advanced DVI-E (DVI Extended) and USB-E 2.0 (USB Extended) technology, allowing the display and operator interface to be located up to 50 meters away from the industrial PC without signal degradation. Constructed with a rugged aluminum front bezel and a protective sheet-steel rear cover, the unit provides highly reliable operation in demanding physical environments while maintaining high-fidelity visualization and responsive tactile feedback.
| Parameter | Specification |
|---|---|
| Manufacturer | Beckhoff Automation |
| Model Number | CP6931-0000-0000 |
| Display Size & Type | 12-inch TFT Display |
| Resolution | 800 x 600 pixels |
| Touch Screen Technology | Single-finger analog resistive touch screen |
| Interface Standard | DVI-E (DVI Extended) and USB-E 2.0 (USB Extended) |
| Maximum Connection Distance | 50 meters (164 feet) from PC |
| Localized USB Ports | 2 x USB 2.0 ports on the rear cover |
| Supply Voltage | 24 V DC (-15% / +20%) |
| Protection Rating | Front side IP65, Rear side IP20 |
| Operating Temperature | 0 to 55 degC (32 to 131 degF) |
| Housing Construction | Aluminum front with sheet-steel rear cover |
| Mounting Method | Pull-out clamping levers for rapid enclosure mounting |
| Shipping Weight (Calculated) | 6.50 kg |
| Package Dimensions (Calculated) | 420 mm x 360 mm x 150 mm |
| Connector / Interface | Function / Circuit Assignment |
|---|---|
| Power Supply Input | 3-pin terminal block (+24V DC, 0V, Protective Earth) |
| DVI-E Input (DVI-D Female) | Digital visual signal input from remote host PC |
| USB-E 2.0 (RJ45 Port) | High-speed USB extension connection via shielded Cat.5e/Cat.6 cabling |
| 2 x USB Type-A (Rear) | Localized USB 2.0 ports for keyboard, mouse, or flash drive interfacing |
The CP6931-0000-0000 is directly backward compatible with older installations using Beckhoff DVI-E and USB-E 1.1 signals, but to leverage full 480 Mbit/s high-speed USB 2.0 throughput, the panel must be paired with a corresponding CU8801 USB Extended transmitter unit at the PC side. If replacing a CP6911 or similar legacy panel, confirm that your existing cabinet cutout matches the current standard 12-inch dimensions, as bezel tolerances have become tighter in newer revisions.
While DVI-E signal integrity is highly stable, routing the RJ45 USB-E 2.0 signal through standard networking switches or hubs will cause immediate communication failures. The connection between the transmitter and the CP6931 must be a dedicated, point-to-point, unswitched copper link. Furthermore, if the unit is installed in environments with ambient temperatures consistently exceeding 50 degC, ensure a clearance of at least 50 mm behind the rear sheet-steel cover to prevent localized thermal throttling of the display driver.
To prevent touchscreen drift or intermittent USB dropouts, use only double-shielded STP (Shielded Twisted Pair) Cat.6 cables for the USB-E link. Connect the cable shield comprehensively to the metallic RJ45 connector housing at both ends. Additionally, ensure that the 3-pin 24 V DC power connector is grounded directly to the machine's central PE busbar using a low-impedance wire (minimum 1.5 mm²) to suppress common-mode electromagnetic interference.
CRITICAL WARNING
Before installing, removing, or performing maintenance on the CP6931 panel, ensure the main 24 V DC power supply is completely de-energized. Isolate all control circuits to prevent electrical shock or damage to the sensitive integrated graphics boards.
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Returns & Warranty

Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
Germany
|