Extron electronic MLC 226 IP User Manual
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
Network: <150 ms, typical
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,
2 pole)
Communication
Transport bandwidth for IPI control and audio, half duplex
80 kbps (0.08% of 100Base-T
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
digital input), 1 front panel 2.5 mm mini stereo jack
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
Mini stereo jack: tip = TX, ring = RX, sleeve = GND
Ethernet host port ......................... 1 RJ-45 female
Ethernet data rate (for network communication)
10/100Base-T, half/full duplex with autodetect
Ethernet protocol ........................... ARP, DHCP, ICMP (ping), TCP/IP, Telnet, HTTP, SMTP
Ethernet default settings .............. Link speed and duplex level = autodetected
IP address = 192.168.254.254
Subnet mask = 255.255.0.0
Default gateway = 0.0.0.0
DHCP = off
Web server ...................................... Up to 200 simultaneous sessions
7.25 MB nonvolatile user memory
Secondary control panel (SCP) .... (1) 3.5 mm 5-pole direct insertion captive screw connector (shared with
control module and IR Link port)
IR remote control ........................... IR 402 (optional)
Front panel: 30' maximum, 40 degrees off axis
Rear panel: 38 kHz, hardwired, modulated
Program control ............................. Extron's configuration program for Windows®
Extron's Simple Instruction Set (SIS™)
Microsoft® Internet Explorer, Telnet
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
Extron MLC 226 Series MediaLink® Controllers • Specications
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Specifications — MLC 226 Series, cont’d
Control — serial ports
Display control port ...................... (1) 3.5 mm direct insertion captive screw connector, 3 pole, programmable
for bidirectional RS-232 control (±5 V) or TTL level (0 to 5 V) infrared control
up to 1 MHz
Switcher control port .................... (1) 3.5 mm direct insertion captive screw connector, 3 pole, for bidirectional
RS-232 control (±5 V)
Baud rate and protocol (RS-232) . 115200 to 300 baud (9600 baud = default); 8 (default) or 7 data bits;
1(default) or 2 stop bits; no parity (default), or even or odd parity
Control— IR/serial ports
IR/serial control ports .................. (3) 3.5 mm direct insertion captive screw connectors, 2 pole
Programmable: unidirectional RS-232 (±5 V) control, or TTL level (0 to 5 V)
infrared control up to 1 MHz
Baud rate and protocol ................. 115200 to 300 baud (9600 baud = default) ; 8 (default) or 7 data bits;
1(default) or 2 stop bits; no parity (default), or even or odd parity
Digital I/O control
Number/type ................................ 1 digital input/output (configurable), 1 digital input
Connector ....................................... 1 rear panel 9-pin female D connector (shared with the serial host port)
(1) 3.5 mm direct insertion captive screw connector (shared with power
sense port)
Pin configuration ........................... 9-pin female D connector: 1 = digital input, 5 = GND;
power sense = digital in, GND = GND
Digital inputs
Input voltage range ........... 0-12 VDC
Input impedance ............... 28k ohms
Programmable pullup ...... 2k ohms to +5 VDC
Threshold low to high ...... >2.8 VDC
Threshold high to low ...... <2.0VDC
Digital output ................................ 250 mA sink from 24 VDC, maximum
General
External power supply ................. 100 VAC to 240 VAC, 50/60 Hz, external; to 12 VDC, 1 A, regulated
Power input requirements
MLC 226 IP DV+ ............... 12 VDC, 0.515 A (includes MLC 226 IP and IRCM-DV+)
All other models ................ 12 VDC, 0.495 A (0.515 A with 1 IRCM-DV+ connected)
N
An MLC 226 Series controller must be powered by its own power supply. It cannot be powered by
an MLS switcher.
Temperature/humidity ................ Storage: -40 to +158 °F (-40 to +70 °C) / 10% to 90%, noncondensing
Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing
Cooling ........................................... Convection, unvented
Rack mount
MLC 226 IP DV+ ............... No, but wall- and furniture-mountable
All other models ................ Yes, with optional rack mounting kits, and also wall- and furniture-
mountable with optional mounting kits
Enclosure type
MLC 226 IP controller only No faceplate, metal rear enclosure
MLC 226 IP, MLC 226 IP DV+
High-impact plastic faceplate, metal rear enclosure
MLC 226 IP with RAL9010 white faceplate, MLC 226 IP AAP, MLC 226 IP L
Metal faceplate, metal rear enclosure
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Extron MLC 226 Series MediaLink® Controllers • Specications
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