Jkd-512com User Manual |link| Jun 2026

Yes. Use RS-232 (via level shifter) or Ethernet Modbus TCP. Example Arduino library “JKD-512COM” is on GitHub.

: Features both an electrochemical CO sensor and a photoelectric smoke sensor for comprehensive monitoring. LCD Display jkd-512com user manual

repeating every 5 seconds, accompanied by a flashing red light and "SMOKE" displayed on the LCD. CO Alarm Pattern jkd-512com user manual