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 for high-accuracy shaft vibration, axial position, and rotational speed measurements on critical machinery, the Bently Nevada 21501-24-40-10-02 serves as a robust proximity vibration probe within industrial protection systems. This 5mm eddy current sensor transmits high-frequency signals to monitor dynamic motion and static position of target shafts relative to the probe tip, enabling early fault detection in rotating equipment. Designed to operate under severe temperature, pressure, and chemical exposure, it provides essential diagnostic inputs for continuous machinery health monitoring and emergency trip systems.
| Manufacturer | Bently Nevada |
| Part Number | 21501-24-40-10-02 |
| Probe Tip Diameter | 5 mm |
| Thread Size | 3/8-24 UNF (Standard) |
| Unthreaded Length (Option 24) | 2.4 inches |
| Overall Case Length (Option 40) | 4.0 inches (40 tenths of an inch / approximately 102 mm) |
| Total Length (Option 10) | 1.0 meter (3.9 inches nominal tolerance) |
| Connector Type (Option 02) | Miniature male coaxial connector |
| Measurement Type | Radial vibration, axial position, speed, and phase reference (keyphasor) |
| Country of Origin | United States (U.S.A.) |
| Shipping Weight | 3.0 kg (including protective packaging) |
| Connector Component | Function |
|---|---|
| Miniature Male Coaxial Pin | Transmits high-frequency RF signal from the probe coil to the Proximitor extension cable. |
| Coaxial Outer Shield | Provides system ground return and EMI shielding to prevent signal corruption. |
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Returns & Warranty

Engineered for high-accuracy shaft vibration, axial position, and rotational speed measurements on critical machinery, the Bently Nevada 21501-24-40-10-02 serves as a robust proximity vibration probe within industrial protection systems. This 5mm eddy current sensor transmits high-frequency signals to monitor dynamic motion and static position of target shafts relative to the probe tip, enabling early fault detection in rotating equipment. Designed to operate under severe temperature, pressure, and chemical exposure, it provides essential diagnostic inputs for continuous machinery health monitoring and emergency trip systems.
| Manufacturer | Bently Nevada |
| Part Number | 21501-24-40-10-02 |
| Probe Tip Diameter | 5 mm |
| Thread Size | 3/8-24 UNF (Standard) |
| Unthreaded Length (Option 24) | 2.4 inches |
| Overall Case Length (Option 40) | 4.0 inches (40 tenths of an inch / approximately 102 mm) |
| Total Length (Option 10) | 1.0 meter (3.9 inches nominal tolerance) |
| Connector Type (Option 02) | Miniature male coaxial connector |
| Measurement Type | Radial vibration, axial position, speed, and phase reference (keyphasor) |
| Country of Origin | United States (U.S.A.) |
| Shipping Weight | 3.0 kg (including protective packaging) |
| Connector Component | Function |
|---|---|
| Miniature Male Coaxial Pin | Transmits high-frequency RF signal from the probe coil to the Proximitor extension cable. |
| Coaxial Outer Shield | Provides system ground return and EMI shielding to prevent signal corruption. |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
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| Country of origin |
United States
|