User manual

1.Introduction
1.1 General Features
ENTES EMG family series MODBUS Gateway is a MODBUS/TCP protocol converter
that lets the users control their devices remotely through serial connection via the RS-485
protocol using TCP/IP protocol over the existing internet/intranet infrastructure. While it
is possible to monitor from one place with EMG-10, it is possible to monitor from 4
different places with EMG-02 and EMG-12.
Technical Data :
Table 1. EMG Series Technical Data
Category Description
Network Protocols TCP/IP, ARP, ICMP, HTTP, ModbusTCP
Serial Ports RS485 for Communication, USB Port for Configuration
Operating Modes ModbusTCP/RTU and Modbus Tunnel
Network Interface 10/100 Mbps auto-negotiation
Serial Communication
Formats
Data Bits : 5-6-7-8 data bit
Stop Bit: 1-1.5-2 characters
Parity: Even-Odd-None
Serial Interface 300-115200 bps
Power Supply 9-24V AC - 9-30V DC or from USB port(~75 mA)
Insulation and Protection
RS485 port: 500V
Ethernet port: 1500V
15KV ESD protection on USB port
10/1000 us (600W) transient pulse protection on RS485 port