Сравнение моделей Modbus MQTT

ModelEM731PM230PM822PM830PM834PMQ822PMQ830PMQ830LPMQ830LGPD822MPD830MPD840M
FunctionModbusModbusModbusModbusModbus+IsolationModbus to MQTTModbus to MQTTModbus to MQTTModbus to MQTTModbus DIOModbus DIOModbus DI
OSRTOS LinuxuCLinuxOpenWrt LinuxOpenWrt LinuxOpenWrt LinuxOpenWrt LinuxOpenWrt LinuxOpenWrt LinuxOpenWrt LinuxOpenWrt LinuxOpenWrt LinuxOpenWrt Linux
CPUARM Cortex M4ARM 7MIPSMIPSMIPSMIPSMIPSMIPSMIPSMIPSMIPSMIPS
CPU-Speed120 MHz80 MHz580 MHz580 MHz580 MHz580 MHz580 MHz580 MHz580 MHz580 MHz580 MHz580 MHz
SDRAM256 KB8 MB128 MB128 MB128 MB128 MB128 MB128 MB128 MB128 MB128 MB128 MB
Flash ROM1 MB4 MB32 MB32 MB32 MB32 MB32 MB32 MB32 MB32 MB32 MB32 MB
Ethernet111111111111
WiFi 802.11 b/g/n1111111111
Socket Connection188888888888
RS232/RS422/RS4851242211
RS23211111
RS422/RS48511111
RS232/RS48511
Data LoggerVV
4GV
Digital Input224
Digital Output22
Baud Rate300 ~ 230.4 K300 ~ 230.4 K300 ~ 230.4 K300 ~ 230.4 K300 ~ 230.4 K300 ~ 230.4 K300 ~ 230.4 K300 ~ 230.4 K300 ~ 230.4 K300 ~ 230.4 K300 ~ 230.4 K300 ~ 230.4 K
WatchdogVVVVVVVVVVVV
Utility / Web Page SetupVVVVVVVVVVVV
Power InputDC 9 ~ 30 VDC 9 ~ 24 VDC 9 ~ 32 VDC 9 ~ 32 VDC 9 ~ 32 VDC 9 ~ 32 VDC 9 ~ 32 VDC 9 ~ 32 VDC 9 ~ 32 VDC 9 ~ 32 VDC 9 ~ 32 VDC 9 ~ 32 V
DIN-Rail MountingVVVVVVVVVVVV