CABLEMAX RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring

CABLEMAX RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring

• [ Instant Diagnostics ] : Quickly test COM port function & verify RS-232 signal activity with dual-color LED indicators on each pin for easy troubleshooting.
• [ Universal Compatibility ] : Works with any male or female 9-pin RS-232 serial connection, supporting DB-9 Serial configurations.
• [ No External Power Required ] : Operates without external power - ideal for field work, portable kits, or low-resource environments.
• [ Plug & Play Installation ] : No drivers or setup needed - just connect and begin testing immediately.
• [ Quick Status Monitoring ] : LED indicators flash to signal the direction of data flow, allowing easy real-time monitoring.
• [ Broad OS Support ] : Compatible with Windows 11, 10, 8, 7, Linux, and macOS for flexible deployment across platforms.

<p><b>Introduction:</b></p> <p>The DB9 Tester is the easiest way for you to test the connection on any male or female 9 Pin Serial connections. This adapter allows you to monitor the status of your connections by marking them with LED's, which flash when there is activity on the pins. This device is easy to install, it features a Plug & Play Easy test RS-232 Host to Device link.</p> <p><b>Pin Assignments:</b></p> <ul> <li> DB - 9 / DB25 Pin assignment Pin1 / Pin8 : DCD < IN</li> <li>Pin2 / Pin3 : RXD < IN</li> <li>Pin3 / Pin2 : TXD > OUT</li> <li>Pin4 / Pin20 : DTR > OUT</li> <li>Pin5 / Pin7 : GND</li> <li>Pin6 / Pin6 : DSR < IN</li> <li>Pin7 / Pin4 : RTS > OUT</li> <li>Pin8 / Pin5 : CTS < IN</li> <li>Pin9 / Pin22 : RI < IN</li> </ul> <p><b>Additional Features & Specifications:</b></p> <ul> <li>RS-232 DTE connecter : DB9 - M</li> <li>RS-232 DCE connecter : DB9 - F</li> <li>Data rate : Up to 200 K bps</li> <li>With GND & Shell Test's LED</li> <li>Single / TTL out 1 - LED appear Green (V-)</li> <li>Single / TTL out 0 - LED appear Red (V+)</li> <li>Housing : Plastic</li> <li>Weight : 55g</li> <li>Dimensions (L*W*H) : 45 * 35 * 21 ( mm ) body</li> </ul> <p><b>OS Support:</b></p> <ul> <li>Windows 98, Me, XP, 2000, 2003, CE, Vista, Windows 7, and Windows 8</li> <li>Linux and Mac OS 10.X</li> </ul>