SZ11-GW-3Gathering gateway

Interface Type:4-channel WAN port, 232 serial port, 485 serial port, USB and 4-channel AD/IO interface Data protocol:Support transparent transmission, MODBUS RTU to TCP, MQTT RAM:DDR2 128MB FLASH:128M Description:It uses an industrial-grade 32-bit processor and provides one serial port (RS232/RS485) and four Ethernet LANs.

1、Product introduction
        SZ11-GW-3 "Gathering Box" intelligent gateway is an IoT wireless communication gateway. It uses the public network wireless network + small wireless network to provide users with the function of eliminating field wiring and wireless long-distance data transmission.

     The product uses a high-performance industrial-grade 32-bit processor and an industrial-grade wireless communication module. It also provides one serial port (RS232/RS485), four Ethernet LAN ports, one Ethernet WAN port, and supports WIFI as an AP. /Repeater/STA, so you can connect serial devices, Ethernet devices and WIFI devices at the same time to build a platform for IoT applications, which can be widely used in self-service terminal industries, smart grid, intelligent transportation, supply chain automation, industrial automation, and intelligence. Construction, fire protection, environmental protection, smart medical care, intelligent lighting, intelligent agriculture and coal mines, oil and other occasions.

       2、Product performance

Super communication functionUplink support WIFI, 4G, network port access to the Internet, multi-network simultaneous online, downlink reservation optional multiple wireless communication, ZIGBEE, LoRa, Bluetooth, etc.Efficient data collectionIndustrial high-speed 4G wireless communication module, 32-bit high-performance processor, front-end acquisition information transmission, real-time and higher speed
WiFi function modeSupport AP, STA, Repeater multiple modesStable data transmissionWired network cable backs up each other, multi-network intelligent switching backup, data disconnected network storage continues to transmit, not lost
Network compatibilityFull Netcom experience, fully compatible with 2G, 3G, 4G networks of Telecom, Mobile and China UnicomEasy to operateProactively polling MODBUS devices, eliminating the need for cumbersome SCADA Modbus commands
Rich interface4-channel WAN port, 232 serial port, 485 serial port, USB and 4-channel AD/IO interfaceRich agreementSupport transparent transmission, MODBUS RTU to TCP, MQTT

        3、Product parameters

4Gworking frequency

FDDLTE:B1/B3  TDDLTE:B38/B39/B40/B41

CDMA2000 1x/EVDO:BC0


Transmit power

FDD LTE:23±2dbm       TDD LTE:23±2dbm

TDSCDMA : 24 +1/-3dbm  GSM 900Mhz:33±2dbm

GSM 1800Mhz:30±2dbm

 Transmission rate

LTE-FDD:Max100Mbps(DL) Max50Mbps(UL)

LTE-TDD:Max61Mbps(DL) Max18Mbps(UL)


CDMA:Max 5.4Mbps(DL) Max14.7Mbps(UL)

GPRS:Max 85.6Kbps(DL) Max85.6Kbps(UL)

Receiving sensitivity

FDD B1: -97dBm(20M)   FDD B3: -96dBm(20M)

TDD B38: -94dBm(20M)  TDD B39: -94dBm(20M)

TDD B40: -94dBm(20M)  TDD B41: -93.5dBm(20M)

TDSCDMA B34: -110dbmTDSCDMA B39: -110dbm

CDMA BC0: -108dbm     GSM 900: -110dBm

GSM 1800: -109dBm

ZigbeeRadio frequency2400-2485M 2.4G ISMFree frequency bandTransmit power20dbm
 Wireless ratefixed250KReceiving sensitivity-104dbm
WiFiStandard and frequency bandstand by IEEE802.11b/g/n standardTransmit power20dbm
 Theoretical bandwidthUP TO 300Mbps  
Antenna interface4G/Zigbee/WiFi antenna interface: SMA-K femaleAD/IO4-channel AD/IO acquisition (select different functions according to user requirements, optional 0-5V, 4-20MA, switch acquisition, high and low level acquisition, high and low level output)
buttonSupport RESET button (restore factory settings)COM1 way RS485/1 way RS232
Ethernet interface1/4 X WAN 10/100MbpsAdaptive Ethernet portUSB1 way USB port
Power supply range9-24V DCCPU32-bit
Average operating current320mA@12VDCFLASH128M
sizeLength × width × height(mm) 147×58.5×147DDR2128M
Online customer service
Online customer service system