OVERVIEW

Official designation: KEYENCE PZ-V31 (PZ-V Series, Intelligent Reflective Photoelectric Sensor)

Role/Application: This intelligent, multi-reflective sensor uses a Position Sensitive Detector and automatic push-button calibration for stable, high-speed detection of various targets regardless of color or angle.

KEY SPECS SUMMARY

Power: 12 to 24 VDC plus/minus 10 percent

Interfaces / Ports: Cable type, NPN open collector output

Indicators: Orange LED (output/power), Green LED (stable)

Operating Temp: -20 to 55 degrees C (No freezing)

Platform / Compatibility: Square body, Built-in amplifier type

Limit: Max control output 100 mA at 24 V

Lifecycle: Current model, Refer to the latest manufacturer manual.

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What are the two types of sensitivity adjustment available on the PZ-V31 digital sensor?

A: The PZ-V31 features fully-automatic calibration for moving targets and two-point calibration for stationary targets.

Wiring & Installation:

Q: What are the primary connection points for the PZ-V31 power and output control on the cable?

A: Power is connected via Brown (plus 12 to 24 VDC) and Blue (0 V), while the output is Black (NPN output).

Troubleshooting & Compatibility:

Q: What does the appearance of " - - - " flashing on the digital monitor indicate after calibration?

A: It indicates that the sensitivity has no allowance, requiring adjustment of the sensor head position and re-calibration.

Replacement & Upgrades:

Q: What is the primary difference between the PZ-V31 and the alternate-frequency type PZ-V35 model?

A: The PZ-V35 is an alternate-frequency type with a maximum response time of 1.2 ms, slightly slower than the PZ-V31's 1 ms.