2Di (dry contact) + 2Ai (4-20mA)
Communication: Modbus TCP over Wi-Fi (2.4G,802.11 b/g security WEP/WPAWPA2)
Power supply: 9-28V DC (Consumption: 12V input Max. 150mA/Average 50mA)
working environment: -30°C~+70°C / 5~95%
IP30 protection, iron materials