THÔNG SỐ KỸ THUẬT
WAN interfaces
Pluggable Interface Module slots
- IR1821: 1x for Cisco Cellular Pluggable Interface Modules
IR1831, IR1833, IR1835: 2x for Cisco Cellular Pluggable Interface Modules
Wide interface pluggable module slots
- 1x on all IR1800 models for Cisco Wi-Fi 6 Wide Interface Pluggable Module
Combo 10/100/1000 Mbps Ethernet port (RJ-45 and SFP) (1x on all IR1800 models)
LAN interfaces: 4x 10/100/1000 Mbps RJ-45 Ethernet ports
Asynchronous serial interfaces
IR1821: 1x RS-232 DTE port
IR1831, IR1833: 1x RS-232 DTE port and 1x RS-232 DCE port
IR1835: 1x RS-232 DTE port and 1x RS-232 DCE/RS-422/RS-485 port
Console: 1 micro-USB port
Automotive dead reckoning: GNSS IR1833, IR1835: 1x slot for automotive dead reckoning GNSS module (IRM-GNSS-ADR)
Expandable storage: IR1833, IR1835: 1x slot for Cisco’s industrial 100-GB SSD (IRM-SSD-100G)
Power input/CAN bus combo: 4-pin Molex Mini-Fit port for power and CAN bus (see accessories for more details)
Digital I/O: IR1835: 4x digital I/O ports
Ignition power management
All IR1800 models have automatic ignition power management capability for Ignition sense.
IR1835 supports Ignition power management with Ignition signal switching
USB port: 1x USB 2.0 Type A
Status LEDs
Top surface
- 1x system status LED
Front surface
- 1x ignition power management LED
1x system status LED
4x Gigabit Ethernet LEDs
2x Combo Gigabit Ethernet-SFP LEDs
IR1833, IR1835: 1x expandable storage LED
IR1833, IR1835: 1x automotive dead reckoning GNSS LED
IR1835: 4x digital I/O LEDs
Cellular and Wi-Fi modules have power and status LEDs on the modules
Memory specifications
Default and maximum DRAM
4 GB (IR1821, IR1831, IR1833)
8 GB (IR1835)
Default and maximum flash memory
4 GB (IR1821, IR1831, IR1833)
8 GB (IR1835)
Expandable SSD storage
Cisco’s industrial-grade field-replaceable 100-GB storage (IRM-SSD-100G) (IR1833 and IR1835 only)
Backup flash storage
Provides an added layer of protection from improper shutdown cycles, thus preventing any kind of memory corruptions.
