PM822 – WiFi 2 Serial Ports Modbus Gateway

1 x RS232 + 1 x RS485/RS422
Ethernet + WiFi
TCP to RTU/ASCII
RTU/ASCII to TCP

SetupDiagramSpecificationsDiagramInquiryDownload

Simple enough setup via web Browser
Login via browser

Configure System

Configure Network
Wireless and wired Ethernet

Configure Wireless Infrastructure

Configure Serial Parameters

Configure Modbus Parameters
TCP to RTU/ASCII Slave

RTU/ASCII to TCP Slave

Modbus TCP to RTU
RTU to Modbus TCP

CPU : MT7688AN MIPS CPU , 580 MHz
RAM : 128M Bytes DDR2 RAM
ROM : 32M Bytes Flash ROM
OS : Open Wrt Linux OS

Ethernet x 1
Port Type : RJ-45 Connector
Speed : 10 /100 M bps ( Auto Detecting )
Protocol : ARP , IP , ICMP , UDP , TCP , HTTP , DHCP
Protocol :PPPoE , DDNS , NTP , FTP , Telnet
Mode : TCP Server / TCP Client / UDP
Setup : HTTP Browser Setup (IE & Netscape) , Console
Security : Setup Password
Protection : Built-in 1.5KV Magnetic Isolation

WiFi port x 1
2.4G WiFi IEEE 802.11 b/g/n
Support AP / Station

Serial Ports x 2
Port 1 : 1 x RS232 ( RS232 RX/TX only )
Port 2 : 1 x RS422/485 ( Surge Protect )
Speed : 300 bps ~ 230.4 K bps
Parity : None , Odd , Even , Mark , Space
Data Bit : 5 , 6 , 7 , 8
Stop Bit : 1 , 2
RS232 Pins : Rx , Tx , GND
RS422 : Rx+ , Rx- , Tx+ , Tx- ( Surge Protect )
RS485 : Data+ , Data- ( Surge Protect )
15KV ESD for all signals

Software : Modbus TCP TO RTU Slave, Modbus RTU Master TO TCP Slave , Modbus TCP TO ASCII Slave,Modbus ASCII Master TO TCP Slave

Utility : Built-in Web server Setup, Easy Operation
Master TCP : 8 simultaneous TCP Master, 32 simultaneous Request for each TCP Master
Watch Dog Function
Power : DC 9~32 V , 1000 mA 1000mA@12V, support DC Jack & Terminal Input
PoE : Power over Ethernet 802.3 af (option )
Led Lamp : SYS (PWR) , LAN , RX , TX
Operating Temperature : -20℃〜70℃
Storage Temperature : -25℃〜80℃
Dimensions : 180 x 110 x 30 mm ( W x D x H )
Weight : 350 g
RoHS : Compliant with RoHS
Regulatory Approvals : EMC : FCC Class A, CE Class A
Warranty : 1 year

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