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.
Industrial networks require robust, highly reliable hardware to ensure uninterrupted communication between controllers and field devices. The Beckhoff CU2008 unmanaged industrial Ethernet switch provides high-speed, 8-port network connectivity designed specifically for demanding control cabinet environments. This compact unit simplifies network topology configuration by enabling direct, noise-resistant connections between multiple Ethernet-enabled devices without the need for complex management software.
Operating as an unmanaged switch with a store-and-forward switching architecture, the CU2008 supports all standard IEEE 802.3-based industrial protocols, including EtherCAT, PROFINET, Modbus TCP, and EtherNet/IP. The integrated auto-negotiation and auto-crossing features facilitate seamless 10/100 MBit/s communication, dynamically adjusting to half- or full-duplex operation depending on the connected network nodes. Its rugged IP20 housing and DIN rail mountable form factor make it an ideal choice for compact infrastructure integration.
| Beckhoff |
| CU2008 |
| 8 x RJ45 |
| 10BASE-T/100BASE-TX Ethernet (IEEE 802.3u) |
| 10/100 MBit/s (half or full duplex, auto-negotiation) |
| Store and forward, unmanaged |
| Up to 100 m twisted pair |
| 24 V DC (18 to 30 V DC), 3-pin connection |
| Typically 100 mA |
| 2 LEDs per channel (Link/Activity, Speed) |
| 0 to +55 degC |
| -25 to +85 degC |
| IP20 |
| 320 g |
| Connector Pin | Function |
|---|---|
| + | 24 V DC Power Supply input |
| - | 0 V DC Power Supply input |
| PE | Protective Earth (Ground connection) |
Global Express Shipping
Returns & Warranty

Industrial networks require robust, highly reliable hardware to ensure uninterrupted communication between controllers and field devices. The Beckhoff CU2008 unmanaged industrial Ethernet switch provides high-speed, 8-port network connectivity designed specifically for demanding control cabinet environments. This compact unit simplifies network topology configuration by enabling direct, noise-resistant connections between multiple Ethernet-enabled devices without the need for complex management software.
Operating as an unmanaged switch with a store-and-forward switching architecture, the CU2008 supports all standard IEEE 802.3-based industrial protocols, including EtherCAT, PROFINET, Modbus TCP, and EtherNet/IP. The integrated auto-negotiation and auto-crossing features facilitate seamless 10/100 MBit/s communication, dynamically adjusting to half- or full-duplex operation depending on the connected network nodes. Its rugged IP20 housing and DIN rail mountable form factor make it an ideal choice for compact infrastructure integration.
| Beckhoff |
| CU2008 |
| 8 x RJ45 |
| 10BASE-T/100BASE-TX Ethernet (IEEE 802.3u) |
| 10/100 MBit/s (half or full duplex, auto-negotiation) |
| Store and forward, unmanaged |
| Up to 100 m twisted pair |
| 24 V DC (18 to 30 V DC), 3-pin connection |
| Typically 100 mA |
| 2 LEDs per channel (Link/Activity, Speed) |
| 0 to +55 degC |
| -25 to +85 degC |
| IP20 |
| 320 g |
| Connector Pin | Function |
|---|---|
| + | 24 V DC Power Supply input |
| - | 0 V DC Power Supply input |
| PE | Protective Earth (Ground connection) |
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
|