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.
Engineered to deliver highly stable DC power to rack-mounted controller systems, the Omron CV500-PS221 serves as a high-capacity power supply module for demanding industrial environments. This module mounts directly onto CV-Series backplanes to supply reliable power to CPU units, I/O modules, and specialized co-processors. Equipped with automatic input voltage selection, it adapts to varying industrial power grids without requiring manual jumper adjustments, reducing setup errors and ensuring system safety.
The unit is designed specifically for integration with larger-scale Omron control architectures. It provides a robust 5 VDC output up to 12 A, making it suitable for fully populated racks containing high-density digital and analog I/O modules. The heavy-duty design features protective circuitry to guard downstream components against overcurrent and voltage fluctuations.
| Manufacturer | Omron |
| Part Number / Model | CV500-PS221 |
| Product Type | Power Supply Module |
| Compatible Systems | CV500, CV1000, CV2000, CVM1 Series PLC systems |
| Supply Voltage | 100 to 120 VAC / 200 to 240 VAC (automatic voltage setting), 50/60 Hz |
| Operating Voltage Range | 85 to 132 VAC / 170 to 264 VAC |
| Output Voltage | 5 VDC |
| Output Current Capacity | 12 A |
| Power Consumption | 150 VA maximum |
| Ambient Operating Temperature | 0 to 55 degC |
To ensure reliable performance and extend the life of the CV500-PS221, follow these installation practices:
Global Express Shipping
Returns & Warranty

Engineered to deliver highly stable DC power to rack-mounted controller systems, the Omron CV500-PS221 serves as a high-capacity power supply module for demanding industrial environments. This module mounts directly onto CV-Series backplanes to supply reliable power to CPU units, I/O modules, and specialized co-processors. Equipped with automatic input voltage selection, it adapts to varying industrial power grids without requiring manual jumper adjustments, reducing setup errors and ensuring system safety.
The unit is designed specifically for integration with larger-scale Omron control architectures. It provides a robust 5 VDC output up to 12 A, making it suitable for fully populated racks containing high-density digital and analog I/O modules. The heavy-duty design features protective circuitry to guard downstream components against overcurrent and voltage fluctuations.
| Manufacturer | Omron |
| Part Number / Model | CV500-PS221 |
| Product Type | Power Supply Module |
| Compatible Systems | CV500, CV1000, CV2000, CVM1 Series PLC systems |
| Supply Voltage | 100 to 120 VAC / 200 to 240 VAC (automatic voltage setting), 50/60 Hz |
| Operating Voltage Range | 85 to 132 VAC / 170 to 264 VAC |
| Output Voltage | 5 VDC |
| Output Current Capacity | 12 A |
| Power Consumption | 150 VA maximum |
| Ambient Operating Temperature | 0 to 55 degC |
To ensure reliable performance and extend the life of the CV500-PS221, follow these installation practices:
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 |
Japan
|