Implementing 3-Switch XOR Ladder Logic with Internal Bit
Implement a 3-SPST switch XOR light circuit in LogixPro or RSLogix 500 using an internal relay bit. Includes truth tables, boolean equations, and verified.
Designed for mounting arm installation, the CP3921-0010 control panel integrates Beckhoff's high-performance visualization interface with a wide-format multi-touch display. This unit features complete IP65 protection, housing a 21.5-inch screen within a durable, fanless aluminum enclosure with an integrated glass front. Engineered to withstand harsh industrial environments, it provides reliable operator control and monitoring directly at the machine.
By employing CP-Link 4 connection technology, this control panel can operate at distances of up to 100 meters from the host industrial PC. This interface transmits DVI, USB 2.0 (running at 100 Mbit/s), and power via a single standard Cat.6A cable, simplifying installation and reducing wiring overhead. Mechanical installation is supported by a robust mounting arm adapter that accommodates standard 48 mm tube systems, allowing both rotatable and tiltable configurations from either the top or bottom of the housing.
| Beckhoff Automation |
| CP3921-0010 |
| 21.5 inch (16:9 aspect ratio) |
| 1920 x 1080 Full HD |
| Multi-finger touch (projected capacitive) |
| CP-Link 4 (DVI, USB 2.0, Power over Cat.6A) |
| Up to 100 m |
| Aluminum housing with glass front |
| IP65 (all-round) |
| 4 x M6 threaded holes (100 x 100 mm pitch) for 48 mm mounting arm tube |
| 2 x M12 IP65 round connectors (CP-Link 4 & auxiliary 24 V DC power) |
| 0 to 50 degC |
| 5.0 kg |
| Connector / Port | Function |
|---|---|
| M12 CP-Link 4 Port | Connection to Industrial PC transmitter; carries DVI, USB 2.0, and optional power. |
| M12 Power Port | Auxiliary 24 V DC power supply input (used when local external power is required). |
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Returns & Warranty

Designed for mounting arm installation, the CP3921-0010 control panel integrates Beckhoff's high-performance visualization interface with a wide-format multi-touch display. This unit features complete IP65 protection, housing a 21.5-inch screen within a durable, fanless aluminum enclosure with an integrated glass front. Engineered to withstand harsh industrial environments, it provides reliable operator control and monitoring directly at the machine.
By employing CP-Link 4 connection technology, this control panel can operate at distances of up to 100 meters from the host industrial PC. This interface transmits DVI, USB 2.0 (running at 100 Mbit/s), and power via a single standard Cat.6A cable, simplifying installation and reducing wiring overhead. Mechanical installation is supported by a robust mounting arm adapter that accommodates standard 48 mm tube systems, allowing both rotatable and tiltable configurations from either the top or bottom of the housing.
| Beckhoff Automation |
| CP3921-0010 |
| 21.5 inch (16:9 aspect ratio) |
| 1920 x 1080 Full HD |
| Multi-finger touch (projected capacitive) |
| CP-Link 4 (DVI, USB 2.0, Power over Cat.6A) |
| Up to 100 m |
| Aluminum housing with glass front |
| IP65 (all-round) |
| 4 x M6 threaded holes (100 x 100 mm pitch) for 48 mm mounting arm tube |
| 2 x M12 IP65 round connectors (CP-Link 4 & auxiliary 24 V DC power) |
| 0 to 50 degC |
| 5.0 kg |
| Connector / Port | Function |
|---|---|
| M12 CP-Link 4 Port | Connection to Industrial PC transmitter; carries DVI, USB 2.0, and optional power. |
| M12 Power Port | Auxiliary 24 V DC power supply input (used when local external power is required). |
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
|