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GROW K220 Fingerprint Control Board

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June 18, 2025
Category Connection: Fingerprint Control Board
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Tags:
#Fingerprint Access Control Board #fingerprint identification module #fingerprint recognition module
Brief: Discover the GROW K220+R502-A Fingerprint Access Control Board, a high-performance solution for secure access management. Featuring two relay outputs, administrator/user fingerprint recognition, and adjustable relay timing from 0.5s to 60s, this board ensures reliable and flexible security control. Ideal for various applications, it supports up to 200 fingerprints and operates on DC10-24V power supply.
Related Product Features:
  • DC10-24V power supply with standby current under 10mA for energy efficiency.
  • Two relay outputs with a maximum current of 10A for robust performance.
  • Supports up to 200 fingerprints for extensive user management.
  • Adjustable relay timing from 0.5s to 60s or normally open mode for flexibility.
  • Capacitive fingerprint module with 508 DPI resolution for high accuracy.
  • Quick scanning and verification speeds under 0.3 seconds for fast access.
  • Compatible with multiple fingerprint modules like R502-A, R502-AW, R502-F, and R503.
  • Includes free SDK files for Arduino, Android, .Net, and Windows for easy integration.
Faqs:
  • What is the maximum number of fingerprints the GROW K220+R502-A can store?
    The GROW K220+R502-A can store up to 200 fingerprints, allowing for extensive user management.
  • How do I register an administrator fingerprint on the GROW K220+R502-A?
    Press the SET button shortly to enter administrator register mode. Place the same finger multiple times on the fingerprint collection area until you hear a confirmation beep, indicating successful registration.
  • Can I adjust the relay timing on the GROW K220+R502-A?
    Yes, you can adjust the relay timing from 0.5s to 60s using the S1 or S2 dial. For times over 60s, the relay operates in normally open mode, toggling with each fingerprint scan.
  • What power supply does the GROW K220+R502-A require?
    The GROW K220+R502-A operates on a DC10-24V power supply, with a standby current of less than 10mA for energy efficiency.
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