Atop Black 3g/4g Cellular To Ethernet And Serial Secure Industrial Gateway Router (Model Name/number: Se5901b) Operating Temperature: -40 Degreec~85 Degreec Celsius (Oc)

A compact and rugged 4G Modbus Gateway
Based on ATOPs Industrial-grade hardware, the MB5901B Series is a cost-effective Modbus Gateway for seamless conversion between Ethernet-based Modbus TCP and serial-based Modbus RTU/ASCII for demanding applications such as Industry 4.0 and Smart Grids. Its rugged, reliable hardware features high EMC protection, wide temperature operation, and programming and installation flexibility in one device, while its advanced performance protects your data over the Internet with secure IPsec VPN or OpenVPN tunnels, with its powerful CPU providing up to 37.9Mbps* software-assisted AES encryption.

Flexibility with Advance Performance
In addition to offering installation flexibility, the MB5901B Series Flexible configuration options enable it to be setup over Ethernet via Telnet, Web Browser, Serial Console, or our Windows Utility.
ATOP Virtual COM software provides a virtual environment for applications when accessing MB5901B through TCP. Special management via SMS can be performed, such as polling data, issuing commands and system reboots. This is Maintenance 4.0.
A dedicated I/O version provides 2 x Digital Inputs and 2 x Digital Outputs. These are also accessible via dedicated Modbus Registers. The B version model also provides 15 seconds of back-up power in the event of a power failure, allowing the device to relay the failure to the host.

Features:
GPRS/3G/4G Cellular Protocol Gateway with extensive LTE Band support:
- EU Model: 2100/1800/850/2600/900/800MHz (B1/B3/B5/B7/B8/B20)
- US Model: 1900/AWS/850/700/700/1900MHz (B2/B4/B5/B13/B17/B25)
Industrial-grade hardware for operating in harsh environments
Wide temperature range for operations at extreme temperatures
VPN over IPsec or OpenVPN with throughput up to 37.9Mbps*
1 x 10/100/1000Mbps Ethernet port, 1 x RS-232/485 port,up to 921.6 Kbps
Modbus TCP to RTU/ASCII conversion
Management via Web Browser, SMS, SNMP v1/v2c/v3
2 Digital Inputs; 2 Digital outputs / Additional RS-232 in I/O version
Additional embedded power-bank for fault-relay capability (B version)