| 
 Power supply 
 | 
| 
 Input Voltage 
 | 
 9 – 36 VDC, reverse polarity protection, surge protection 
 | 
| 
 Power Consumption 
 | 
 Idle: < 2.4W, Max: <4.8W 
 | 
| 
 Serial port 
 | 
   
 | 
| 
 No. 
 | 
 2 RS485 serial port, the first one can also be RS232 
RS232Terminal block connector: TX, RX 
RS485Terminal block connector:A,B 
 | 
| 
 Baud rates 
 | 
 600~230400bps 
 | 
| 
 Data bits 
 | 
 7,8  
 | 
| 
 Stop bits 
 | 
 1,2 
 | 
| 
 Parity 
 | 
 None, Even, Odd, Mark, Space 
 | 
| 
 Flow 
 | 
 None,XON/XOFF 
 | 
| 
 Physical interface 
 | 
| 
 DI 
 | 
 2 x Digital non-isolated input (0 -2 V detected as logic low,9 -36 V detected as logic high) 
 | 
| 
 DO 
 | 
 2 x Relays 
DC contacts rating @R(at resistive load)10A / 28V DC 
AC contacts rating @R(at resistive load)10A / 277V AC,NO 
AC contacts rating @R(at resistive load)5A /250V AC, NC 
 | 
| 
 AI 
 | 
 2 x Analog input 4-20mA 
 | 
| 
 Physical spec 
 | 
| 
 Dimensions (W x H x D) 
 | 
 79.6x 58 x110 (mm) 
 | 
| 
 Mounting options 
 | 
 DIN rail,wall mounting 
 | 
| 
 Hardware protection 
 | 
| 
 ESD 
 | 
 IEC61000-4-2,Level 3,class B,contact6KV,air8KV 
 | 
| 
 Surge 
 | 
 IEC61000-4-5,Level 3,class B 
 | 
| 
 EFT 
 | 
 IEC61000-4-4,Level 3,class B 
 | 
| 
 Status LEDS 
 | 
| 
 Power 
 | 
 ON:Gateway is powered up 
OFF: Gateway is not power up 
 | 
| 
 Work 
 | 
 When the device is working properly, it blinks for 1s frequency 
 | 
| 
 NET 
 | 
 Blinking when the wan connects to internet 
OFF when there is no work 
 | 
| 
 DATA 
 | 
 Blinking when serial port is transmitting data 
 | 
| 
 DO 
 | 
 Light on, the channel output is activated 
 | 
| 
 DI 
 | 
 Light on, the channel is activated by input signal 
 | 
| 
 Network 
 | 
| 
 ETHERNET 
 | 
 1 x WAN port  10/100 Mbps, compliance IEEE 802.3, IEEE 802.3u standards, supports auto MDI/MDIX 
 | 
| 
 Software 
 | 
| 
 Network protocols 
 | 
 ICMP,IPv4,IPv4,ARP,ICMP,TCP,UDP,DHCP,DNS,HTTPS,MQTT,SNMP,Telnet,NTP,SSL v3 
 | 
| 
 IP 
 | 
 DHCP/StaticIP 
 | 
| 
 Websocket 
 | 
 Supported 
 | 
| 
 MQTT 
 | 
 Supported, standard MQTT protocol, 16 subscription topics and 16 publish topics 
 | 
| 
 Linkage control 
 | 
 Supported. Data collection points, DI, and AI can be used as trigger and executed by DO 
 | 
| 
 IOT PLATFORMS 
 | 
 Alibaba cloud, AWS IOT ,PUSR cloud 
 | 
| 
 User Configuring 
 | 
 Windows Utility, web console(HTTP) 
 | 
| 
 Operating environment 
 | 
| 
 Operating temperature 
 | 
 -40 °C to 75 °C 
 | 
| 
 Operating humidity 
 | 
 10% to 90% non-condensing 
 | 
| 
 Ingress Protection Rating 
 | 
 IP30 
 | 
| 
 MODBUS RTU master 
 | 
| 
 Supported functions 
 | 
 01, 02, 03, 04 
 | 
| 
 Supported data formats 
 | 
 8 bit: INT, UINT; 16 bit: INT, UINT (MSB first); 32 bit: float, INT, UINT (ABCD (big-endian), DCBA (little-endian), CDAB);64bit:float 
 | 
| 
 Supported data points 
 | 
 128 
 | 
| 
 APPROVALS 
 | 
| 
 Regulatory 
 | 
 CE/RED,RoHS 
 |