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-performance motion control within industrial automation environments, the Mitsubishi Electric HC-SFS52 is a medium-inertia AC servo motor designed to deliver precise torque and speed synchronization. This high-reliability rotary motor operates within the MELSERVO-J2S ecosystem, providing a rated output of 0.5 kW and a nominal rated speed of 2000 r/min. It features an integrated high-resolution encoder that communicates directly with compatible servo drives to maintain absolute position accuracy and minimize velocity ripple. Built with robust magnetic materials and an enclosed protective housing, this unit ensures stable dynamic response even under fluctuating load conditions.
| Parameter | Value |
|---|---|
| Manufacturer | Mitsubishi Electric |
| Model Number | HC-SFS52 |
| Series Name | MELSERVO-J2S |
| Rated Output Capacity | 0.5 kW (500 W) |
| Rated Speed | 2000 r/min |
| Maximum Speed | 3000 r/min |
| Rated Torque | 2.4 N-m |
| Maximum Instantaneous Torque | 7.2 N-m |
| Rated Current | 3.0 A |
| Electromagnetic Brake | Not integrated (standard model) |
| Ingress Protection Rating | IP65 (shaft opening excluded) |
| Ambient Operating Temperature | 0 to 40 degC |
| Country of Origin | Japan |
| Shipping Weight (Calculated) | 6.5 kg |
| Package Dimensions (Calculated) | 290 x 195 x 195 mm |
| Connector Pin / Terminal | Function / Assignment |
|---|---|
| Power Pin A | U Phase |
| Power Pin B | V Phase |
| Power Pin C | W Phase |
| Power Pin D | Ground (PE) |
| Feedback Connector | Encoder interface for absolute position data transfer to the drive unit |
The HC-SFS52 is matched directly to the MR-J2S-60A (Analog/Pulse) and MR-J2S-60B (SSCNET) servo amplifiers. Note that while this motor is rated at 0.5 kW, it pairs with the 600W drive class. When migrating legacy machine lines, ensure that the drive parameters match the motor ID for the HC-SFS52 to prevent current clamping or feedback mismatch faults on startup.
In applications involving vertical axes, the HC-SFS52 model does not include an electromagnetic brake. A separate external holding brake system is required to prevent load drop during a power loss or emergency stop sequence. Ensure the mechanical coupling used for the shaft connection is rated for high-frequency torsional reversal cycles to prevent micro-slippage at the keyway.
To avoid encoder communications errors, always use shielded, twisted-pair cables for encoder lines and terminate the overall shield at the drive housing. Avoid routing the motor power cable directly parallel to low-voltage signal cables to suppress inductive noise. Always perform the initial motor test run uncoupled from the physical load to verify rotation direction and encoder alignment.
CRITICAL WARNING:
Ensure all upstream power supplies feeding the connected MR-J2S drive are completely de-energized. Wait at least 15 minutes for the drive's internal DC bus capacitors to discharge fully before executing motor power or encoder terminal connections. Failure to verify zero voltage state can result in fatal electrical shock or immediate drive board destruction.
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Returns & Warranty

Engineered for high-performance motion control within industrial automation environments, the Mitsubishi Electric HC-SFS52 is a medium-inertia AC servo motor designed to deliver precise torque and speed synchronization. This high-reliability rotary motor operates within the MELSERVO-J2S ecosystem, providing a rated output of 0.5 kW and a nominal rated speed of 2000 r/min. It features an integrated high-resolution encoder that communicates directly with compatible servo drives to maintain absolute position accuracy and minimize velocity ripple. Built with robust magnetic materials and an enclosed protective housing, this unit ensures stable dynamic response even under fluctuating load conditions.
| Parameter | Value |
|---|---|
| Manufacturer | Mitsubishi Electric |
| Model Number | HC-SFS52 |
| Series Name | MELSERVO-J2S |
| Rated Output Capacity | 0.5 kW (500 W) |
| Rated Speed | 2000 r/min |
| Maximum Speed | 3000 r/min |
| Rated Torque | 2.4 N-m |
| Maximum Instantaneous Torque | 7.2 N-m |
| Rated Current | 3.0 A |
| Electromagnetic Brake | Not integrated (standard model) |
| Ingress Protection Rating | IP65 (shaft opening excluded) |
| Ambient Operating Temperature | 0 to 40 degC |
| Country of Origin | Japan |
| Shipping Weight (Calculated) | 6.5 kg |
| Package Dimensions (Calculated) | 290 x 195 x 195 mm |
| Connector Pin / Terminal | Function / Assignment |
|---|---|
| Power Pin A | U Phase |
| Power Pin B | V Phase |
| Power Pin C | W Phase |
| Power Pin D | Ground (PE) |
| Feedback Connector | Encoder interface for absolute position data transfer to the drive unit |
The HC-SFS52 is matched directly to the MR-J2S-60A (Analog/Pulse) and MR-J2S-60B (SSCNET) servo amplifiers. Note that while this motor is rated at 0.5 kW, it pairs with the 600W drive class. When migrating legacy machine lines, ensure that the drive parameters match the motor ID for the HC-SFS52 to prevent current clamping or feedback mismatch faults on startup.
In applications involving vertical axes, the HC-SFS52 model does not include an electromagnetic brake. A separate external holding brake system is required to prevent load drop during a power loss or emergency stop sequence. Ensure the mechanical coupling used for the shaft connection is rated for high-frequency torsional reversal cycles to prevent micro-slippage at the keyway.
To avoid encoder communications errors, always use shielded, twisted-pair cables for encoder lines and terminate the overall shield at the drive housing. Avoid routing the motor power cable directly parallel to low-voltage signal cables to suppress inductive noise. Always perform the initial motor test run uncoupled from the physical load to verify rotation direction and encoder alignment.
CRITICAL WARNING:
Ensure all upstream power supplies feeding the connected MR-J2S drive are completely de-energized. Wait at least 15 minutes for the drive's internal DC bus capacitors to discharge fully before executing motor power or encoder terminal connections. Failure to verify zero voltage state can result in fatal electrical shock or immediate drive board destruction.
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 |
United States
|