MB5202 Series

MB5202 Series

Atop MB5202 Series – 2-Port Entry-Level Serial Device Server, RS-232/422/485



Diverse Hardware Infrastructure
ATOP MB5202 Series Modbus Gateway supports the four most commonly used communication standards, RS-232/485/422, and Ethernet. The ease-of-use configuration utility provided with Modbus Gateway can quickly select the hardware interface , and easily switch to the existing communication infrastructure. Industrial EMC protection and wide temperature operation capability make MB5202 ready for every mission.

Switching between Modbus Protocols
Modbus Gateway supports the standard Modbus protocol and is capable of converting any Modbus protocols between Modbus TCP, Modbus RTU, and Modbus ASCII for all supported hardware interfaces.

Modbus ID Routing
Modbus Gateway supports various types of hardware communication interfaces, Modbus protocol conversion, and Modbus ID routing. Therefore the Modbus Gateway can integrate your existing and complex Modbus hardware configuration into a simple network that can be easily managed.


  • 2 x software-selectable RS-232/485/422 port
  • 1 x 10/100Mbps RJ45 Fast Ethernet port or 100Mbps SFP Slot
  • Supports TCP server/client, UDP, Virtual COM and Tunneling modes
  • Configuration via Web Server page, Serial Console, Telnet Console,
    and Windows Utility
  • Integrated SNMPv1/v2c/v3, HTTPS, Telnet and SSH configuration
  • Upgradable firmware via Ethernet from a remote-PC
  • Rugged metal casing; industrial EMC protection
  • Redundant dual DC power inputs for non-stop operation
  • Optional DIN-Rail mounting

Ordering Information

Part NameArticle NumberDescription
MB5202-DB 1P1MB520200001G 1P1MB520200001G
MB5202-TB 1P1MB520200002G 2-Port Entry-Level Serial Device Server, RS-232/422/485, Terminal block
MB5202-SiS 1P1MB520200003G 2-Port Entry-Level Serial Device Server, RS-232/422/485, 2kV Isolation,
Terminal block
MB5202-SFP-DB 1P1MB520200004G 1-Port Entry-Level Serial Device Server, RS-232/422/485, Terminal block
MB5202-SFP-TB 1P1MB520200005G 1-Port Entry-Level Serial Device Server, RS-232/422/485, DB9(M)