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RS-232 LED link Tester
Introduction
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 LEDS, 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.
Features
- Standard RS-232 DTE & DCE Interface with DB-9 / F & DB-9 / M Connectors.
- RS-232 DB-9 / DB25 Pin assignment No Power required.
- Easy to install , Plug & Play.
- Works with Windows 7, 8, 10, Linux, Mac OS X
- Data rate: Up to 200 Kbps
Activity Monitoring LED Array
Double color LEDs are implemented for an easy way to monitor the transferring & receiving of data. Pin Assignment:
- Pin1 / Pin8 : DCD IN
- Pin2 / Pin3 : RXD IN
- Pin3 / Pin2 : TXD OUT
- Pin4 / Pin20 : DTR OUT
- Pin5 / Pin7 : GND
- Pin6 / Pin6 : DSR IN
- Pin7 / Pin4 : RTS OUT
- Pin8 / Pin5 : CTS IN
- Pin9 / Pin22 : RI IN
Easily Portable
With the tester's compact size along with an easy Plug & Play setup, quickly make sure your COM ports are working properly, effortlessly.
Dimensions: 1.77 × 1.38 × 0.82 in. (L × W × H)
Cliente Kindle
Reviewed in Brazil on February 11, 2025
Mto bom
Customer
Reviewed in the United States on April 7, 2025
Works perfect.
よもぎ
Reviewed in Japan on June 9, 2022
シリアルのポートから先で通信できているかを確認するために購入したのですが、問題なく機能し、重宝しています。
jvm
Reviewed in Mexico on September 23, 2019
Te brinda el estatus de cada señal
Mayengo Mampasi
Reviewed in Canada on March 31, 2018
Pretty good device and very good device for troubleshooting rs232 circuits
Gonzalo
Reviewed in Mexico on October 21, 2018
Excelente calidad. Rojo para bajo voltaje y verde para alto voltaje.
N'importe quoi
Reviewed in Canada on January 18, 2016
I love this device. Compact, sturdy, reliable. Should last for years.
Magnum
Reviewed in Canada on January 16, 2016
Works good, seems to be of high quality.
Massimo Sellitto
Reviewed in Canada on September 27, 2015
worked fine.
Pi R.
Reviewed in Canada on October 22, 2015
Seems to be ok. Not use the tester yet
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