Extron electronics MLC 226 IP Specifications

Specifications — MLC 226 Series
IP Intercom
Connection type (IPI–MLC)......... RJ-45 jack for CAT 5, CAT 5e, or CAT 6 cable

Audio

Frequency response .......... 20 Hz to 3.3 kHz, ±1 dB

Audio processing

Audio format ............. PCM, µ-law companded
Sampling rate ............. 8 kHz
Sample size ................. 16 bit, µ-law companded to 8 bit
Audio latency............. Software: 30 ms through 160 ms
Audio output
Number/signal type ......... 1 mono (for use with an optional IP Intercom)
Line level output ............... -10 dBV (316 mVrms), unbalanced (via 3.5 mm captive screw connector,

Communication

Transport bandwidth for IPI control and audio, half duplex
Ethernet protocol ............... TCP/IP (control), UDP (audio)
Control — host ports
Serial host port ............................... 2 bidirectional RS-232: 1 rear panel 9-pin female D connector (shared with
Baud rate and protocol ................. 38400, 8 data bits, 1 stop bit, no parity
Serial control pin configurations . 9-pin female D connector: 2 = TX, 3 = RX, 5 = GND
Ethernet host port ......................... 1 RJ-45 female
Ethernet data rate (for network communication)
Ethernet protocol ........................... ARP, DHCP, ICMP (ping), TCP/IP, Telnet, HTTP, SMTP
Ethernet default settings .............. Link speed and duplex level = autodetected
Web server ...................................... Up to 200 simultaneous sessions
Secondary control panel (SCP) .... (1) 3.5 mm 5-pole direct insertion captive screw connector (shared with
IR remote control ........................... IR 402 (optional)
Program control ............................. Extron's configuration program for Windows
IR learning frequencies ................. 30 kHz to 62 kHz
IR learning distance ...................... 2" (5.1 cm) to 12" (30.5 cm) from the front panel
Control — relay
Number/type ................................ 6 momentary or latching (configurable via software)
Connectors ..................................... (3) 3.5 mm captive screw connectors, 3 pole
Connector configuration .............. Groups A, B, C; each with 1 common and 2 normally open relays (default)
Contact rating ................................ 24 V, 1 A
Network: <150 ms, typical
2 pole)
80 kbps (0.08% of 100Base-T
digital input), 1 front panel 2.5 mm mini stereo jack
Mini stereo jack: tip = TX, ring = RX, sleeve = GND
10/100Base-T, half/full duplex with autodetect
IP address = 192.168.254.254
Subnet mask = 255.255.0.0
Default gateway = 0.0.0.0
DHCP = off
7.25 MB nonvolatile user memory
control module and IR Link port)
Front panel: 30' maximum, 40 degrees off axis
Rear panel: 38 kHz, hardwired, modulated
Extron's Simple Instruction Set (SIS
Microsoft Internet Explorer, Telnet
®
Extron MLC 226 Series MediaLink
®
)
™
Controllers • Specifications
®
1