RS-232 Mini-Tester with LED Indicators DB-25 Male to Female

What is this RS232 mini tester LED troubleshooting tool?
This cable testing tool called a RS232 mini tester that can be used to troubleshoot bad cables, connections, improper operation of computer or CNC and more. This is a MUST HAVE TESTER.  Use it to compare operations on machines working normally and test between cables.

Features of LED Tester
DB-25 Male to Female Pass Through M/F RS-232 V.24 Serial Mini-Tester
Serial Troubleshooting
Non Intrusive For DB-25 Data Signal Indication
Serial Tracing Signals

• TD
• RTS
• DSR
• CD
• RD
• CTS
• DTR

Three most commonly checked applications to verify proper operation.

1. Typical checks involve watching the TD and RD Leds change states or flash to know data transferring from machine or from computer. Verifying computer and machine setup to output.
2. Verify wires 2 and 3 in your cable should be crossed or are wired correctly by the TD and RD at a rest state.
3. Verifies correct channel port of machine is being set.

We support this product and can help with troubleshooting if purchased along with our excellent high quality RS232 cables wired for your machine. Add the Mini RS232 Tester to your cart to make sure you can get running quickly.