Ethernet I / O module with 6-channel relay, 6-channel digital input

specs
     Ethernet I / O module with 6-channel relay, 6-channel digital input
     Incorporates web server
     I / O Pair Connection
     1 Ethernet RJ45 port, 10/100 Base-TX
     Supports PoE
     Network protocols: Modbus TCP, Modbus UDP
     Security: ID, password and IP filter
     Dual Watchdog: Module (0.8 seconds), Communication (programmable)
     LED indicators
     I / O 3000V DC
     Protection: ± 4 kV contact for each terminal and ± 8 kV air for random point
     Reverse polarity protection
     Powered from terminal block: 12V ~ 48V DC
     PoE Power: IEEE 802.3af, Class1
     Consumption: 2.8W maximum
     Storage temperature -30 ° C ~ + 80 ° C
     -25 ° C ~ + 75 ° C operating temperature
     Relative humidity: 10% ~ 90% (non-condensing)