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.
The 1SAP121000R0071 PM564-RP-ETH is a compact processor unit designed for Distributed Automation PLCs within the AC500-eCo product family. This programmable logic controller serves as a central processing core in industrial environments, executing control logic with a processing time of 0.00008 ms. Equipped with integrated onboard I/O capabilities, the device features 8 digital inputs, 6 digital outputs, 2 analog inputs, and 1 analog output to interface directly with field instrumentation. For industrial networking and peripheral integration, it provides built-in connectivity via 1 Industrial Ethernet interface and 1 RS485 serial port, alongside 2 option slots for flexible hardware expansion.
| Parameter | Value |
|---|---|
| Manufacturer | ABB |
| Product ID | 1SAP121000R0071 |
| ABB Type Designation | PM564-RP-ETH |
| Product Type | PLC-AC500-eCo |
| Product Main Type | PM564 |
| Model Number | Compact |
| Controller Processing Time | 0.00008 ms |
| Memory Size | 142 kB |
| Memory Type User Data | RAM |
| Input Voltage Type | DC |
| Rated Voltage (Ur) | 24 V DC |
| Supply Voltage | 20.4 to 28.8 V DC |
| Power Consumption (@Pcons) | 2.880 W |
| Number of Digital Inputs | 8 |
| Number of Digital Outputs | 6 |
| Number of Digital Configurable I/Os | 0 |
| Analog Inputs | 2 |
| Analog Outputs | 1 |
| Industrial Ethernet Interfaces | 1 |
| RS-485 Interfaces | 1 |
| Option Slots | 2 |
| Product Net Width | 82 mm |
| Product Net Height | 135 mm |
| Product Net Depth / Length | 74 mm |
| Product Net Weight | 0.295 kg |
| Gross Weight | 0.456 kg |
| Country of Origin | China, Germany, India |
Global Express Shipping
Returns & Warranty



The 1SAP121000R0071 PM564-RP-ETH is a compact processor unit designed for Distributed Automation PLCs within the AC500-eCo product family. This programmable logic controller serves as a central processing core in industrial environments, executing control logic with a processing time of 0.00008 ms. Equipped with integrated onboard I/O capabilities, the device features 8 digital inputs, 6 digital outputs, 2 analog inputs, and 1 analog output to interface directly with field instrumentation. For industrial networking and peripheral integration, it provides built-in connectivity via 1 Industrial Ethernet interface and 1 RS485 serial port, alongside 2 option slots for flexible hardware expansion.
| Parameter | Value |
|---|---|
| Manufacturer | ABB |
| Product ID | 1SAP121000R0071 |
| ABB Type Designation | PM564-RP-ETH |
| Product Type | PLC-AC500-eCo |
| Product Main Type | PM564 |
| Model Number | Compact |
| Controller Processing Time | 0.00008 ms |
| Memory Size | 142 kB |
| Memory Type User Data | RAM |
| Input Voltage Type | DC |
| Rated Voltage (Ur) | 24 V DC |
| Supply Voltage | 20.4 to 28.8 V DC |
| Power Consumption (@Pcons) | 2.880 W |
| Number of Digital Inputs | 8 |
| Number of Digital Outputs | 6 |
| Number of Digital Configurable I/Os | 0 |
| Analog Inputs | 2 |
| Analog Outputs | 1 |
| Industrial Ethernet Interfaces | 1 |
| RS-485 Interfaces | 1 |
| Option Slots | 2 |
| Product Net Width | 82 mm |
| Product Net Height | 135 mm |
| Product Net Depth / Length | 74 mm |
| Product Net Weight | 0.295 kg |
| Gross Weight | 0.456 kg |
| Country of Origin | China, Germany, India |
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 |
China
Germany
India
|