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 BECKHOFF ELM9410 is a high-performance power supply terminal designed to refresh the E-bus (EtherCAT bus) current in demanding industrial applications. Housed in a robust zinc die-cast metal enclosure, this terminal supplies up to 2 A of E-bus current (5 V DC), allowing for the extension and reliable operation of large-scale EtherCAT terminal segments. It is specifically optimized to maintain signal integrity and power stability in environments that utilize ELM-series measurement modules.
To ensure high operational reliability, the BECKHOFF ELM9410 features electrical isolation of up to 500 V between the E-bus, US, and UP potentials. The terminal also integrates reverse polarity protection on inputs alongside active diagnostics. Operating and supply voltage levels are monitored continuously, with diagnostic data directly written into the PLC process image for real-time status evaluation and preventive maintenance.
| Parameter | Specification |
|---|---|
| Manufacturer | BECKHOFF |
| Model | ELM9410 |
| Product Type | Power supply terminal for refreshing the E-bus |
| Housing Material | Zinc die-cast with integrated signal LEDs |
| Design Form | Metal housing |
| Protection Rating | IP20 |
| Installation Position | Variable |
| Parameter | Specification |
|---|---|
| Input Voltage | 24 V DC (-15 % / +20 %) |
| Output Voltage | 5 V DC (for E-bus supply) |
| E-Bus Current Supply | 2000 mA (2 A) |
| Current Consumption from US | 50 mA + (total E-bus current / 4) |
| Current Consumption from UP | 50 mA + load |
| Power Contacts | Max. 24 V DC / Max. 2 A |
| Electrical Isolation | 500 V (E-bus / field potential / US / UP) |
| Short-Circuit Proof | Yes |
| Diagnostics | Yes (supply and output voltage monitoring in process image) |
| Parameter | Specification |
|---|---|
| Wiring Technology | Solid conductors: direct plug-in; Fine-stranded: spring actuation by screwdriver |
| Conductor Cross-Section (Solid) | 0.2 to 1.5 mm² (AWG 24 to 14) |
| Conductor Cross-Section (Stranded) | 0.2 to 1.5 mm² (AWG 24 to 14) |
| Conductor Cross-Section (Ferrule) | 0.25 to 0.75 mm² (AWG 24 to 14) |
| Stripping Length | 8 to 9 mm |
| Parameter | Specification |
|---|---|
| Dimensions (W x H x D) | 30 mm x 100 mm x 95 mm |
| Weight | Approx. 450 g |
| Mounting | 35 mm DIN rail (conforming to EN 60715) with lock |
| Side-by-Side Mounting | Double slot and key connection |
| Operating Temperature | 0 to +55 Celsius |
| Storage Temperature | -25 to +85 Celsius |
| Relative Humidity | 95 %, non-condensing |
| Vibration Resistance | Conforms to EN 60068-2-6 |
| Shock Resistance | Conforms to EN 60068-2-27 |
| EMC Immunity/Emission | Conforms to EN 61000-6-2 / EN 61000-6-4 |
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Returns & Warranty

The BECKHOFF ELM9410 is a high-performance power supply terminal designed to refresh the E-bus (EtherCAT bus) current in demanding industrial applications. Housed in a robust zinc die-cast metal enclosure, this terminal supplies up to 2 A of E-bus current (5 V DC), allowing for the extension and reliable operation of large-scale EtherCAT terminal segments. It is specifically optimized to maintain signal integrity and power stability in environments that utilize ELM-series measurement modules.
To ensure high operational reliability, the BECKHOFF ELM9410 features electrical isolation of up to 500 V between the E-bus, US, and UP potentials. The terminal also integrates reverse polarity protection on inputs alongside active diagnostics. Operating and supply voltage levels are monitored continuously, with diagnostic data directly written into the PLC process image for real-time status evaluation and preventive maintenance.
| Parameter | Specification |
|---|---|
| Manufacturer | BECKHOFF |
| Model | ELM9410 |
| Product Type | Power supply terminal for refreshing the E-bus |
| Housing Material | Zinc die-cast with integrated signal LEDs |
| Design Form | Metal housing |
| Protection Rating | IP20 |
| Installation Position | Variable |
| Parameter | Specification |
|---|---|
| Input Voltage | 24 V DC (-15 % / +20 %) |
| Output Voltage | 5 V DC (for E-bus supply) |
| E-Bus Current Supply | 2000 mA (2 A) |
| Current Consumption from US | 50 mA + (total E-bus current / 4) |
| Current Consumption from UP | 50 mA + load |
| Power Contacts | Max. 24 V DC / Max. 2 A |
| Electrical Isolation | 500 V (E-bus / field potential / US / UP) |
| Short-Circuit Proof | Yes |
| Diagnostics | Yes (supply and output voltage monitoring in process image) |
| Parameter | Specification |
|---|---|
| Wiring Technology | Solid conductors: direct plug-in; Fine-stranded: spring actuation by screwdriver |
| Conductor Cross-Section (Solid) | 0.2 to 1.5 mm² (AWG 24 to 14) |
| Conductor Cross-Section (Stranded) | 0.2 to 1.5 mm² (AWG 24 to 14) |
| Conductor Cross-Section (Ferrule) | 0.25 to 0.75 mm² (AWG 24 to 14) |
| Stripping Length | 8 to 9 mm |
| Parameter | Specification |
|---|---|
| Dimensions (W x H x D) | 30 mm x 100 mm x 95 mm |
| Weight | Approx. 450 g |
| Mounting | 35 mm DIN rail (conforming to EN 60715) with lock |
| Side-by-Side Mounting | Double slot and key connection |
| Operating Temperature | 0 to +55 Celsius |
| Storage Temperature | -25 to +85 Celsius |
| Relative Humidity | 95 %, non-condensing |
| Vibration Resistance | Conforms to EN 60068-2-6 |
| Shock Resistance | Conforms to EN 60068-2-27 |
| EMC Immunity/Emission | Conforms to EN 61000-6-2 / EN 61000-6-4 |
Global Express Shipping
Returns & Warranty
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For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
Germany
|