MODEL: R3-NMW1F

R3-NMW1F SPECIFICATIONS

ES-8286 Rev.1 Page 11/12

http://www.m-system.co.jp/

SYSTEM CONFIGURATION EXAMPLES

PC

Modbus/Master

■ WHEN GATEWAY FUNCTION IS DISABLED

With wired PC as Modbus/Master, communicates with slave devices via RS-485 using Modbus/TCP and RTU protocol.

With wireless PC as Modbus/Master, communicates with slave devices via wireless module using Modbus/TCP and RTU protocol.

■ WHEN GATEWAY FUNCTION IS ENABLED

With PC as Modbus/Master, communicates with slave devices via wireless module using Modbus/TCP and RTU protocol.

Also, Gateway function allows to communicate with slave devices connected in multi-drop configuration with wired network,

using Modbus and RTU protocol.

Wireless Gateway

(model: WL40EW2F)

LAN cable

LAN cable

LAN cable

PC

Modbus/Master

Modbus Interface Module

(model: R3-NMW1F)

(slave)

Modbus Interface Module

(model: R3-NMW1F)

(Gateway)

Modbus Interface Module

(model: R3-NMW1F)

(slave)

PC

Modbus/Master

Wireless Gateway

(model: WL40EW2F)

slave device

slave device

slave device

slave device

slave device

slave device

slave device

slave device

Max. number of modules: 31

Max. number of modules: 31

Max. number of modules: 31

RS-485

RS-485

RS–485

Ethernet Communication Adaptor

(model: 72EM2-M4)

ETHERNET

RUN

SEND

FIELD

CNFG

RS-485