The ZR5921-D Multi-mode 3G Broadband Router from Zhiliang IoT is an IoT wireless communication router that utilizes telecom broadband networks to provide users with convenient and fast network transmission capabilities.
This series of products features a high-performance industrial-grade 32-bit communication processor and an embedded real-time operating system as the software support platform, offering users secure, high-speed, and stable 3G/4G wireless routing networks, with 4 LAN ports, 1 WAN port, 485/232, and WIFI interfaces.
This series of products has been widely applied in various industries including finance, postal services, smart grids, intelligent transportation, environmental monitoring, fire monitoring, security monitoring, water conservancy monitoring, public safety, advertising releases, industrial control, earthquake monitoring, meteorological monitoring, and instrument monitoring.
Product Features
Industrial-grade Design
? Utilizes high-performance industrial-grade wireless modules
? Employs a high-performance industrial-grade 32-bit processor
? Supports low power modes, including sleep mode and scheduled power on/off modes
? Constructed with cold-rolled steel shell
? Power supply: +7.5V~32V DC (maximum 36V)
? Protection level: IP34 (can be upgraded to IP51)
Network Features
? Port traffic detection
? Real-time link monitoring
? Multiple VPN protocols (PPTP, L2TP, IPSec, VPN)
? Serial DTU function support
? Supports on-demand dialing (voice, SMS, or data-triggered)
? Supports UPnP
? Transmission rates of up to 150Mbps~300Mbps
Stable and Reliable
? Uses software and hardware watchdogs and multi-level link detection mechanisms, with automatic fault detection and recovery capabilities to ensure stable and reliable operation
? Multiple device self-check mechanisms to ensure unobstructed links and alerts
? ESD protection for all interfaces to prevent electrostatic shocks
? Equipped with a wireless network signal indicator with three levels to display on-site signal strength
Remote Management
? Supports remote parameter configuration
? Supports remote parameter backup
? Supports remote restart and log queries
? Supports local remote platform firmware upgrades
? Supports online device monitoring and real-time traffic monitoring
? Supports SMS wake-up mode
Functional Features
? Simultaneous support for 4G (FDD and TDD) LTE networks, backward compatible with HSUPA/EVDO/GPRS various network standards
? Supports 1 WAN + 4 LAN, providing standard RS-232 /RS-485 interfaces
? Supports WIFI, compliant with IEEE802.11b/g/n
? Supports wired and wireless network backups
? Supports hardware WDT, providing a disconnection prevention mechanism to ensure data connectivity
Terminal Online
? Supports multiple VPN protocols (PPTP, L2TP, GRE)
? Supports SNMP management protocol
? Supports Wi-Fi forced advertising push function
? Supports DHCP, DDNS, firewall, NAT, and DMZ host functions
? Supports ICMP, TCP, UDP, Telnet, FTP, HTTP, HTTPS, and other network protocols
? Anti-theft and anti-drop SIM/UIM card design
Extended Features
? Supports dual-mode dual SIM. Utilizing a dual-mode dual SIM design, both modes operate simultaneously, with SIM card switching requiring only 5-6 seconds. It can differentiate transmission based on SIM card signal strength or primary/secondary modes, supporting wired to Wi-Fi, and 4G to Wi-Fi, as well as wired/wireless dual backup [optional]
? Supports single-mode dual SIM [optional]
? Supports GPS/Beidou positioning for centralized location management and maintenance of devices [optional]
? Supports internal storage expansion from 2GB to 32GB [optional]
M2M Management Cloud Platform for Unified Centralized Management
? Device fault alarms to improve device online rates in remote areas
? Operational upgrades, automatic fault recovery to ensure the smooth flow of transmission pipelines, enhancing scalable management
? Multiple encryption technologies to ensure data security in communication links
? Remote management and maintenance of devices to reduce operational costs and improve efficiency
? Supports network management functions, controllable and manageable traffic to reduce operational costs
? Automatically generates business statistical reports to provide strong support for operational decision-making
Product Specifications
Wireless Parameters
Wireless Module: Industrial-grade wireless module
Standards and Frequency Bands: FDD-LTE (Band1/3/5)
TDD-LTE (Band38/39/40/41), TD-SCDMA (Band34, Band39)
HSPA (900/2100MHz)/ GSM850/900/1800/1900MHz
EV-DO & CDMA 1X (800MHz)
Theoretical Bandwidth: FDD: 100/50Mbps, TDD: 61/18Mbps
Transmitting Power: < 24dBm
Receiving Sensitivity: < -109dBm
WIFI Wireless Parameters
Standards and Frequency Bandwidth: Supports IEEE802.11b/g/n standards, with maximum rates of 150Mbps / 300Mbps [optional]
Security Encryption: Supports various encryption methods such as WEP, WPA, WPA2, with optional WPS function
Transmitting Power: 16-17dBm (11g), 18-20dBm (11b), 15dBm (11n)
Receiving Sensitivity: < -72dBm@54Mbps
Interface Type
LAN: 4 Ethernet interfaces (RJ45 sockets), adaptive MDI/MDIX, with built-in electromagnetic isolation protection
WAN: 1 WAN port, adaptive MDI/MDIX, with built-in electromagnetic isolation protection
Industrial Interface: 1 communication RS485/RS232 interface, suitable for collection devices equipped with RS485/232 interfaces
Indicators: Contains "WAN", 4 X "LAN", "WLAN", "NET" indicators, where the "NET" light is a tri-color light
(Red: poor network signal; Orange: average network signal; Green: good network signal)
Antenna Interface: 3 standard SMA antenna interfaces (WIFI/GPS and 2 x 3G), with characteristic impedance of 50 ohms
SIM/UIM Interface: SIM/UIM card engineering cover to protect the card from falling out. 1.8V/3V automatic detection
Power Interface: 7.5V~32V (standard DC12V/1.5A), with built-in power over-voltage protection
Reset Button: This button can restore the Router's parameter configuration to factory settings
Power Supply
? Standard Power Supply: DC 12V/1.5A
Physical Characteristics
? Shell: Aluminum alloy housing
? Dimensions: 150×102×25.5mm
? Weight: Approximately 530g
Other Parameters
? CPU: MIPS32 74K Core. 533MHz/560DMIPs
? Flash/RAM: 64Mb / 256Mb
? Operating Temperature: -30~+75℃
? Storage Temperature: -40~+85℃
? Relative Humidity: < 95% non-condensing
Shenzhen Zhiliang IoT Technology Co., Ltd.
Product Consultation Hotline: 13392860182 Yi Gong
QQ: 97047828
