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 high-density analog signal acquisition, the EL3008 EtherCAT Terminal processes up to eight single-ended voltage signals in the range of -10 V to +10 V. Each analog input channel features a 12-bit resolution, mapped into a 16-bit process image (including sign representation) for standard compatibility with EtherCAT control environments. Powered directly through the E-bus, this compact 12 mm module provides electrical isolation between the internal E-bus circuitry and the field-side signal lines to ensure high signal integrity and system robustness in demanding electrical environments.
The EL3008 features configurable conversion times and built-in digital filters (FIR/IIR) to help suppress high-frequency noise and match system-specific acquisition requirements. Integrating limit value monitoring and overload detection directly within the process data, this module simplifies diagnosis and monitoring tasks for modern PLC, DCS, and industrial automation networks.
| Manufacturer | BECKHOFF |
| Part Number / Model | EL3008 |
| Product Type | EtherCAT Terminal (Analog Input Module) |
| Number of Inputs | 8 (single-ended) |
| Signal Voltage Range | -10 V to +10 V |
| Resolution | 12 bit (16 bit representation including sign) |
| Power Supply | Via the E-bus |
| Current Consumption (E-bus) | Typical 130 mA |
| Internal Resistance | Greater than 130 kOhm |
| Input Filter Limit Frequency | 1 kHz |
| Dielectric Strength | Max. 30 V |
| Conversion Time | 1.25 ms (default setting, configurable, multiplexed) |
| Measuring Error | Less than +/-0.3% (relative to full scale value) |
| Electrical Isolation | 500 V (E-bus / signal voltage) |
| Process Image Width | 32 bytes (inputs) |
| Dimensions (W x H x D) | 12 mm x 100 mm x 68 mm |
| Weight | Approx. 70 g |
| Operating Temperature | -25 to +60 degC |
| Storage Temperature | -40 to +85 degC |
| Relative Humidity | 95%, non-condensing |
| Protection Rating | IP20 |
| Installation Position | Variable |
| Connection Type | Conductor Specifications |
|---|---|
| Solid Wire Cross-section | 0.08 mm² to 2.5 mm² (AWG 28 to 14) |
| Stranded Wire Cross-section | 0.08 mm² to 2.5 mm² (AWG 28 to 14) |
| Wire with Ferrule | 0.14 mm² to 1.5 mm² (AWG 26 to 16) |
| Stripping Length | 8 mm to 9 mm |
| Actuation Method | Screwdriver-actuated spring tension clamp |
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Returns & Warranty

Designed for high-density analog signal acquisition, the EL3008 EtherCAT Terminal processes up to eight single-ended voltage signals in the range of -10 V to +10 V. Each analog input channel features a 12-bit resolution, mapped into a 16-bit process image (including sign representation) for standard compatibility with EtherCAT control environments. Powered directly through the E-bus, this compact 12 mm module provides electrical isolation between the internal E-bus circuitry and the field-side signal lines to ensure high signal integrity and system robustness in demanding electrical environments.
The EL3008 features configurable conversion times and built-in digital filters (FIR/IIR) to help suppress high-frequency noise and match system-specific acquisition requirements. Integrating limit value monitoring and overload detection directly within the process data, this module simplifies diagnosis and monitoring tasks for modern PLC, DCS, and industrial automation networks.
| Manufacturer | BECKHOFF |
| Part Number / Model | EL3008 |
| Product Type | EtherCAT Terminal (Analog Input Module) |
| Number of Inputs | 8 (single-ended) |
| Signal Voltage Range | -10 V to +10 V |
| Resolution | 12 bit (16 bit representation including sign) |
| Power Supply | Via the E-bus |
| Current Consumption (E-bus) | Typical 130 mA |
| Internal Resistance | Greater than 130 kOhm |
| Input Filter Limit Frequency | 1 kHz |
| Dielectric Strength | Max. 30 V |
| Conversion Time | 1.25 ms (default setting, configurable, multiplexed) |
| Measuring Error | Less than +/-0.3% (relative to full scale value) |
| Electrical Isolation | 500 V (E-bus / signal voltage) |
| Process Image Width | 32 bytes (inputs) |
| Dimensions (W x H x D) | 12 mm x 100 mm x 68 mm |
| Weight | Approx. 70 g |
| Operating Temperature | -25 to +60 degC |
| Storage Temperature | -40 to +85 degC |
| Relative Humidity | 95%, non-condensing |
| Protection Rating | IP20 |
| Installation Position | Variable |
| Connection Type | Conductor Specifications |
|---|---|
| Solid Wire Cross-section | 0.08 mm² to 2.5 mm² (AWG 28 to 14) |
| Stranded Wire Cross-section | 0.08 mm² to 2.5 mm² (AWG 28 to 14) |
| Wire with Ferrule | 0.14 mm² to 1.5 mm² (AWG 26 to 16) |
| Stripping Length | 8 mm to 9 mm |
| Actuation Method | Screwdriver-actuated spring tension clamp |
Global Express Shipping
Returns & Warranty
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| Country of origin |
Germany
|