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2. Technical Description

RS-485 Maximum Transceivers: It is the maximum number of transceivers that can be used on a

same bus.

Ethernet Interfaces

NET 1

NX3004, NX3005, NX3010, NX3020, NX3030

Connector

Shielded female RJ45

Auto crossover

Yes

Maximum cable length

100 m

Cable type

UTP or ScTP, category 5

Baud rate

10/100 Mbps

Physical layer

10/100BASE-TX

Data link layer

LLC (logical link control)

Network layer

IP (internet protocol)

Transport layer

TCP (Transmission Control Protocol) and UDP (User Datagram

Protocol)

Application layer

Client and Server MODBUS TCP

Client and Server MODBUS RTU via TCP

HTTP (Web server)

MasterTool IEC XE programming protocol

DNP3 (event oriented data reporting) Server

IEC 60870-5-104 Server

SNTP (Clock synchronism) Client

EtherCAT Master

OPC Server

SNMP ( Ethernet Network Management) ServerEthernet/IP

Scanner/Adapter

Diagnostics

LEDs - green (speed), yellow (link/activity)

Table 2-10. Ethernet NET 1 Interface Features

Note:

Application Layer: The DNP3 and EtherCAT protocols are not available for CPUs NX3004,

NX3005 and NX3010. The IEC 60870-5-104 Protocol isn’t available to NX3004 and NX3010 CPUs.

NET 2

NX3020, NX3030