Introduction Chapter 1 Welcome to Moxa’s NPort Express, a compact palm-sized communications device that allows you to control RS-232/422/485 serial devices over a TCP/IP Ethernet. This chapter is an introduction to the NPort Express and includes the following sections: Features Product Specifications Package Checklist Front/Top/Rear/Bottom Panel Views...
NPort DE-311 Hardware Installation Guide Introduction Features • 3-in-1 RS-232/422/485 serial interface • Auto-detecting 10/100 Mbps Ethernet connection • Built-in Ethernet and TCP/IP protocol • Compact size for easy integration • Supports MAC based IP configuration • Supports configuration store and copy for easy deployment •...
NPort DE-311 Hardware Installation Guide Introduction Operation Modes Driver Mode, TCP Server, TCP Client, UDP Server/Client, Ethernet Modem, Pair Connection Management Serial console Telnet console NPort Configurator for Windows/Linux Real COM Installer for Windows Monitor Utility for Windows Firmware upgrade function supported NPort Admin for...
NPort DE-311 Hardware Installation Guide Overview LED Indicators The NPort Express’s top panel contains five LED indicators, as described in the following table. LED Name LED Color LED Function Power is on Power is off, or power error condition exists...
NPort DE-311 Hardware Installation Guide Overview To remove the NPort Express from the DIN rail, simply reverse Steps 2 and 3 above. Use your fingers to pull down on the B end, which should release the bracket from the rail.
Serial Installation Chapter 3 The following topics are discussed in this chapter: DIP Switch Settings DB9 Female Connector Pinouts RS-232 Pinouts RS-232 Loopback Tester RS-422/485 Pinouts RS-422 Loopback Tester Mini Adapter...
NPort DE-311 Hardware Installation Guide Serial Installation DIP Switch Settings The top panel contains a table which describes how to configure the serial port using the three DIP switches. Serial Connection Serial Interface Mode Console (19200,N,8,1) RS-232 RS-232 RS-422 Data Comm.
NPort DE-311 Hardware Installation Guide Serial Installation RS-232 Loopback Tester Signal RS-422/485 Pinouts DB9 (Female) RS-422 RS-485 RxD-(A) RxD+(B) TxD+(B) Data+(B) TxD-(A) Data-(A) CTS-(A) CTS+(B) RTS+(B) RTS-(A) RS-422 Loopback Tester Signal RxD-(A) RxD+(B) TxD+(B) TxD-(A) CTS-(A) CTS+(B) RTS+(B) RTS-(A) Mini Adapter The NPort Express DE-311 accepts devices with both male and female connectors.
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NPort DE-311 Hardware Installation Guide Serial Installation If you want to make your own DB9 male to DB9 male null-modem (or crossover) cable, the correct pinouts are as follows: - l l i n i RS-232 RS-422 RS-485 RxD-(A) RxD+(B)
Ethernet Installation Chapter 4 The following topics are discussed in this chapter: Connecting to the Ethernet Port Connecting to a Hub or Switch Connecting to a PC...
NPort DE-311 Hardware Installation Guide Ethernet Installation Connecting to the Ethernet Port Connecting to a Hub or Switch For most applications, plug one end of your Ethernet cable into the NPort Express’s 10/100BaseTX port, and the other end into a hub or switch that is connected to your network. In this case, you should use a standard straight-through Ethernet cable, which is readily available from many commercial vendors.
NPort DE-311 Hardware Installation Guide Power Connection Connecting the Power Adapter The following steps explain how to connect the NPort Express’s power adapter: 1. Plug the power adapter’s DC plug into the DC-IN jack on the NPort Express. 2. Plug the power adapter into an electrical outlet.
Telnet Console Appendix A The Telnet console is used to view and modify the unit’s configuration. After installing the unit into a serial device, administrators configure their device remotely by opening a Telnet console session over the network. The following examples refer to a Telnet console session on a Windows 98 host, but the same instructions should apply to all Windows operating systems.
NPort DE-311 Hardware Installation Guide Telnet Console Opening the Telnet Console A Telnet console session may be opened from the Windows Start menu. Select Start Run... to open a dialog box, and then enter the following: telnet [unit’s IP address] Click OK to begin the Telnet session.