Using Moxa serial-to-Ethernet adapters with Vocia TTS-1nc and TTS-2
This article describes the Moxa 5110 and 5150 RS-232 serial to Ethernet adapters and their use with the TTS-1nc and TTS-2. This device allows the user to separate the devices beyond the normal limits of serial cabling. Not all Moxa models supports RS-232, be sure to specify the correct version.
Wiring diagram
The following diagram shows the typical wiring scheme for this application.
Moxa 5150
http://www.moxa.com/product/NPort_5150.htm
The Moxa 5150 can be used for RS-485 or RS-232 devices. Be sure the jumper is in the correct mode.