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 to meet the rigorous demands of large-scale machine control and manufacturing execution, the Beckhoff C6250-0070 is a heavy-duty, 7-slot ATX Industrial PC engineered specifically for clean integration into control cabinets. Featuring an Intel Pentium G3320TE 2.3 GHz dual-core processor, this robust hardware platform provides a stable, industrial-grade computing environment. All connection interfaces and status components are accessible directly from the front panel, allowing for simplified field maintenance and quick physical diagnostics in high-density electrical enclosures.
| Parameter | Specification Values |
|---|---|
| Manufacturer | Beckhoff Automation |
| Model / Article Number | C6250-0070 |
| Processor | Intel Pentium G3320TE 2.3 GHz (2 Cores) |
| TwinCAT 3 Performance Class | TC3: 50 |
| Memory Configuration | 2 GB DDR3L RAM (Expandable up to 32 GB) |
| System Storage | 1 TB 3.5-inch Hard Disk Drive |
| Expansion Slots | 2x PCIe x1, 1x PCIe x4, 1x PCIe x16, 3x PCI |
| Graphics Controller | Integrated Intel GPU, 2x DVI, 1x DisplayPort |
| Network Interfaces | 2x On-board 100/1000BASE-T Ethernet Controllers |
| Power Supply Input | 100 to 240 V AC (Full Range) |
| Protection Class | IP 20 |
| Operating Temperature | 0 to 55 degC |
| Unit Dimensions | 680 mm x 184 mm x 270 mm (26.8 x 7.2 x 10.7 inches) |
| Device Weight | 19.8 kg (43.7 lbs) |
| Shipping Weight (Calculated) | 21.0 kg (46.3 lbs) |
| Country of Origin | Germany |
| Interface Type | Port Mapping & Description |
|---|---|
| Ethernet Ports | 2x RJ45 100/1000BASE-T on-board adapters |
| Display Outputs | 2x DVI-D connectors, 1x DisplayPort connector |
| Serial Communications | 4x RS232 total (1x external D-sub 9, 3x internal headers) |
| USB Connections | 2x USB 3.0 (external), 2x USB 2.0 (external), 8x USB 2.0 (internal/led out) |
| Legacy Sockets | 1x PS/2 Keyboard socket, 1x PS/2 Mouse socket |
While the C6250-0070 is populated with an Intel Pentium processor corresponding to TwinCAT 3 performance class TC3: 50, other variants in this chassis family support high-performance processors like the Core i3 (TC3: 60), Core i5 (TC3: 70), or Core i7 (TC3: 80). If replacing older cabinet computers or migrating configurations, verify that existing TwinCAT licenses match the targeted processor class to avoid run-time activation issues.
Because the ATX motherboard inside this chassis runs full-performance desktop-class processors, dynamic heat dissipation requires adequate ventilation. When mounting inside completely sealed enclosures, ensure a minimum clearance of 50 mm around the air intake filters on the front and exhaust ports on the rear to maintain temperatures below the 55 degC limit. Thermal throttling will occur if ambient cabinet heat isn't actively dissipated.
For applications running real-time EtherCAT networks, bind the Beckhoff Real-Time Ethernet Driver (TwinCAT RT-Ethernet Adapter) directly to one of the integrated on-board Intel Ethernet controllers. Ensure that the active system grounding cable is properly terminated to the chassis earth ground stud near the power inlet module to protect against electrostatic discharge and industrial line noise.
Mount the chassis horizontally in the cabinet using the pre-drilled mounting sheet to distribute the 19.8 kg physical load evenly.
Connect a dedicated copper earthing wire (minimum cross-section of 2.5 mm2) directly from the cabinet earth bar to the chassis ground screw.
Route and clamp all interface cables (DVI, Ethernet, USB) securely to avoid mechanical strain on the front panel physical ports.
Plug the 100-240 V AC supply cord into the input receptacle and latch the security retaining clip to prevent accidental vibration pull-outs.
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Returns & Warranty

Designed to meet the rigorous demands of large-scale machine control and manufacturing execution, the Beckhoff C6250-0070 is a heavy-duty, 7-slot ATX Industrial PC engineered specifically for clean integration into control cabinets. Featuring an Intel Pentium G3320TE 2.3 GHz dual-core processor, this robust hardware platform provides a stable, industrial-grade computing environment. All connection interfaces and status components are accessible directly from the front panel, allowing for simplified field maintenance and quick physical diagnostics in high-density electrical enclosures.
| Parameter | Specification Values |
|---|---|
| Manufacturer | Beckhoff Automation |
| Model / Article Number | C6250-0070 |
| Processor | Intel Pentium G3320TE 2.3 GHz (2 Cores) |
| TwinCAT 3 Performance Class | TC3: 50 |
| Memory Configuration | 2 GB DDR3L RAM (Expandable up to 32 GB) |
| System Storage | 1 TB 3.5-inch Hard Disk Drive |
| Expansion Slots | 2x PCIe x1, 1x PCIe x4, 1x PCIe x16, 3x PCI |
| Graphics Controller | Integrated Intel GPU, 2x DVI, 1x DisplayPort |
| Network Interfaces | 2x On-board 100/1000BASE-T Ethernet Controllers |
| Power Supply Input | 100 to 240 V AC (Full Range) |
| Protection Class | IP 20 |
| Operating Temperature | 0 to 55 degC |
| Unit Dimensions | 680 mm x 184 mm x 270 mm (26.8 x 7.2 x 10.7 inches) |
| Device Weight | 19.8 kg (43.7 lbs) |
| Shipping Weight (Calculated) | 21.0 kg (46.3 lbs) |
| Country of Origin | Germany |
| Interface Type | Port Mapping & Description |
|---|---|
| Ethernet Ports | 2x RJ45 100/1000BASE-T on-board adapters |
| Display Outputs | 2x DVI-D connectors, 1x DisplayPort connector |
| Serial Communications | 4x RS232 total (1x external D-sub 9, 3x internal headers) |
| USB Connections | 2x USB 3.0 (external), 2x USB 2.0 (external), 8x USB 2.0 (internal/led out) |
| Legacy Sockets | 1x PS/2 Keyboard socket, 1x PS/2 Mouse socket |
While the C6250-0070 is populated with an Intel Pentium processor corresponding to TwinCAT 3 performance class TC3: 50, other variants in this chassis family support high-performance processors like the Core i3 (TC3: 60), Core i5 (TC3: 70), or Core i7 (TC3: 80). If replacing older cabinet computers or migrating configurations, verify that existing TwinCAT licenses match the targeted processor class to avoid run-time activation issues.
Because the ATX motherboard inside this chassis runs full-performance desktop-class processors, dynamic heat dissipation requires adequate ventilation. When mounting inside completely sealed enclosures, ensure a minimum clearance of 50 mm around the air intake filters on the front and exhaust ports on the rear to maintain temperatures below the 55 degC limit. Thermal throttling will occur if ambient cabinet heat isn't actively dissipated.
For applications running real-time EtherCAT networks, bind the Beckhoff Real-Time Ethernet Driver (TwinCAT RT-Ethernet Adapter) directly to one of the integrated on-board Intel Ethernet controllers. Ensure that the active system grounding cable is properly terminated to the chassis earth ground stud near the power inlet module to protect against electrostatic discharge and industrial line noise.
Mount the chassis horizontally in the cabinet using the pre-drilled mounting sheet to distribute the 19.8 kg physical load evenly.
Connect a dedicated copper earthing wire (minimum cross-section of 2.5 mm2) directly from the cabinet earth bar to the chassis ground screw.
Route and clamp all interface cables (DVI, Ethernet, USB) securely to avoid mechanical strain on the front panel physical ports.
Plug the 100-240 V AC supply cord into the input receptacle and latch the security retaining clip to prevent accidental vibration pull-outs.
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
|