www.atac.com.tw 
https://www.atac.com.tw/2829/modbus-device-to-mqtt-gateway-pmq830/
sales@atac.com.tw
 
Overview:
Modbus data from Modbus RTU/ASCII / TCP as topics up to 32 topics
Modbus data to MQTT server based on defined source and schedule
Modbus data to SD card based on defined time interval 

Support Modbus TCP to Modbus RTU/ASCII
Support 32 Topics, data length adjustable
Data from Modbus RTU/ASCII port 1 & 2 as topics
Data from 4 remote Modbus TCP socket connections as topics
Easy MQTT settings by web Browser configuration
Easy installation with Windows IP utility
Online Firmware upgrade  

Specifications:
 
MQTT Subscriber
For control devices connected to Serial port 1~2 and TCP socket 1~4 

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

Ethernet
Port Type : RJ-45 Connector
Speed : 10 /100 Mbps  ( Auto Detecting )
Protocol : ARP, IP, ICMP, UDP, TCP, HTTP, DHCP,
Protocol : DNS, NTP
Mode : TCP Server / TCP Client / UDP
Setup : HTTP Browser Setup ( IE , Netscape), Console
Security : Setup Password
Protection : Built-in 1.5KV Magnetic Isolation 

WiFi
Standard : 802.11b/g/n
Data Rate : 11/54/72.2 Mbps @ 20Mhz Band Width
Modulation : DSSS ; OFDM
Frequency : 2.4GHz
Tx Power 11b : Max. 22dBm
Tx Power 11g/n : Max. 19dBm
Rx Sensitivity : -76dBm@54Mbps; -89.5dBm@11Mbps
Tx Rate : Max. 54Mbps with auto fallback
Tx Distance : Up to 100m
Security : WEP 64-bit / 128-bit data encryption, WPA / WPA2
Antenna : 2 dBi ; RP-SMA connector
Network Mode : Infrastructure; Soft AP ( for Setup )
Mode : TCP Server/ TCP Client/ UDP/ Virtual Com/ Pairing
Setup : HTTP Browser Setup ( IE, Chrome, Firefox )
Security : Login Password 

Serial Ports
2 x RS232/RS485/RS422 ( RS422/RS485 Surge Protect )
Speed : 300 bps ~ 921.6 K bps
Parity : None , Odd , Even
Data Bit : 5 , 6 , 7 , 8
Stop Bit : 1 , 2
RS-232 Pins : Rx , Tx , GND
RS-422 : Rx+ , Rx- , Tx+ , Tx- ( Surge Protect )
RS-485 : Data+ , Data- ( Surge Protect )
15KV ESD for all signals 

Operating Temperature : -20 °C ~ 70 °C
Storage Temperature : -25 °C ~ 80 °C
Dimensions : 121.7 x 104.9 x 35 mm ( W x D x H )
Weight : 150 ± 5 g
Housing : metal
Power : DC 9~32V, 200mA@12V, support DC Jack & Terminal Input
PoE : Power over Ethernet 802.3 af (optional )
Led Lamp : SYS, WiFi, RX, TX, LAN
Watch Dog Function
Hardware warranty : 1 year 

www.atac.com.tw 
https://www.atac.com.tw/2829/modbus-device-to-mqtt-gateway-pmq830/
sales@atac.com.tw