Axis 221 - technical specifications – Axis Communications 221 User Manual
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AXIS 221 - Technical Specifications
Connectors
• Ethernet 10BaseT/100BaseTX, RJ-45
• Terminal block for 2 digital photocoupled inputs (max 18V DC) and 1 solid state
relay output (max 50V, 100mA), RS-485/422 half-duplex port.
• D-sub for RS-232 port
• Power adapter connector for AXIS PS-K power supply (9V DC)
• Power connector block for connection of alternative power supply
Processors and memory
• CPU: ETRAX-100 LX 32-bit
• Video processing and compression: ARTPEC-2 chip
• RAM memory: 32 MB
• Flash memory: 8MB
Watchdog
Watchdog with automatic unit or process reboot
Can be monitored by other systems via digital output
Power
• 7-24V DC, nom 5.5W, max 7W (without I/O)
• 10-24V AC, nom 7.5 VA, max 9 VA (without I/O)
• Power over Ethernet (IEEE 802.af) with power classification according to Class 2
(3.84 to 6.49W) connection via RJ-45 network cable
Operating conditions
• Temperature: +5 to +50 ºC (41 – 122 ºF)
• Humidity 20-80% RH
Temperature warning
Warning issued when temperature is below or above operating conditions (see
above).
System integration support
• API for software integration available at www.axis.com includes HTTP API, AXIS
Media Control SDK
• Event trigger data in video stream
• Embedded scripting
• Access to serial port peripherals via HTTP/TCP
• Embedded operating system: Linux 2.4
• Configuration backup and restore
• Firmware upgrades over HTTP or FTP, firmware available at www.axis.com
Minimum web browsing
requirements
• Pentium III 500 MHz or higher or equivalent AMD
• 128 MB RAM
• AGP graphics card, DirectDraw, 32 MB video RAM
• Windows: XP, 2000, NT 4.0, ME or 98
• DirectX 9.0 or later
• Internet Explorer 6.x or later
For other operating systems and browsers, see www.axis.com/techsup
Supported protocols
HTTP, HTTPS, SSL/TLS*, TCP SNMPv1/v2c/v3 (MIB-II), RTSP, RTP, UDP, IGMP, RTCP,
SMTP, FTP, DHCP, UPnP, ARP, DNS, DynDNS, SOCKS.
More information on protocol usage is available at www.axis.com
*This product includes software developed by the Open SSL Project for use in the
Open SSL Tool kit. See www.openssl.org
Item
Specification