OVERVIEW

Official designation: Panasonic EQ-501 (EQ-500 Series, Photoelectric Sensor)

Role/Application: A multi-voltage, diffuse-reflective photoelectric sensor used for object detection in industrial environments, offering a long sensing range up to 2.5 meters using an infrared LED.

KEY SPECS SUMMARY

Power: 24 to 240 VAC or 12 to 240 VDC

Interfaces / Ports: Screw-on terminal connection, suitable for round cable

Indicators: Stability indicator and output indicator, type not specified

Operating Temp: Minus 25 to plus 55 degrees C, 35 to 85 percent RH

Platform / Compatibility: IP67 protection, ABS enclosure, Polycarbonate cover

Limit: Sensing range 0.1 to 2.5 meters, Relay contact 1a, 3 A at 250 VAC

Lifecycle: Active product line (EQ-500 series)

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the maximum response time and the maximum switching capacity of the relay output?

A: The response time is 20 ms or less, with a 3 A maximum resistive load at 250 VAC.

Wiring & Installation:

Q: What cable outer diameter is suitable for the screw-on terminal connection for the EQ-501?

A: The screw-on terminal connection is suitable for round cables with an outer diameter of 9 to 11 millimeters.

Troubleshooting & Compatibility:

Q: What are the fuse requirements necessary for installing the EQ-501 sensor?

A: A fast blow fuse or circuit breaker with a maximum interrupt current of 5 A or less must be installed.

Replacement & Upgrades:

Q: Is there an EQ-501 model available with a built-in timer function?

A: Yes, the EQ-501T model is available and includes ON-delay and OFF-delay timer functions.