1、Support DI and DO: DI (two way) supports normally open, normally closed, counting input, counting frequency is less than 100, counting threshold can be set, support alarm trigger; DO (two way) can set output according to the trigger conditions. 2、4 Way AI VPN Router: AI (four way) supports 0‑5V, 0‑20mA, 4‑20mA, threshold value can be set, alarm trigger; VPN supports for L2TP, for IPSEC, for OPENVPN and other VPN protocols. Support remote upgrade via webpage. 3、4G Network: Support SMS to query DI DO AI status and value, can set DO status; support 4G wireless Internet function, can set APN and other parameters; 2 SIM card slots, support dual card switching; support GPS, positioning data can be released through for MQTT. 4、Multifunctional: Link switching supports switching between WAN port and 4G network connection, prioritizing the use of WAN port wired network; the platform connection supports for MODBUS and for MQTT protocols, and for MQTT supports for SSL encryption; it supports sending text messages and e mails for alarms; and it supports one time timer and cycle timer. 5、Interface: Support RS485 and RS232 serial port transmission and for MODBUS RTU to TCP; support for MODBUS master, read for MODBUS slave node data regularly through RS485, RS232 and Ethernet interface; 6、Other Functional Interfaces: Support address mapping, mapping the address of RS485, RS232 and Ethernet accessed devices to the local address of router; support monitoring the online status of LAN port accessed network devices, which can be reported to the platform through for MODBUS or for MQTT. Item Type: Industrial 4G Edge Computing Router Material: Metal, Electronic Components Power Consumption: Normal 240mA at. 12V, Maximum 800mA at. 12V Connection Type: 5.08mm Terminal Block Reverse Polarity Protection: Supported Number of WIFI antenna interfaces: 2 Antenna Interface Type: SMA Hole Type Protocol: 802.11a/b/g/n (mixed) Mode: AP Mode, Client Mode Frequency Band: 2.4G Channel: Channel 1 - 13 Security: Open, WPA, WPA2 Encryption: AES, TKIP, TKIPAES Connections: 16 (Maximum) Speed: 300Mbps (Maximum) Transmission Distance: Outdoor unobstructed/open, coverage up to 20 meters / 65.6ft SSID Broadcast Switch: Support Cellular Network Number of Antenna Interfaces: 1 Antenna Interface Type: SMA Hole Type 1 x Router 1 x Cellular Antenna 2 x WiFi Antenna 1 x DIN Rail Mounting Clip 3 x Screws 1 x Card Pin 2 x 4PIN Terminal Block 2 x 7PIN Terminal Block 1 x 2PIN Terminal Block 1 x Power Adapter