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B-5
CrossPoint 450 Plus and MAV Plus Switchers • Reference Information
Audio input — audio BMEs
Number/signal type ..................... 32, 48, or 64 stereo balanced/unbalanced or
32, 48, or 64 mono balanced/unbalanced
Connectors
Stereo models ..................... (32, 48, or 64) 3.5 mm captive screw connectors, 5 pole
Mono models ..................... (32, 48, or 64) 3.5 mm captive screw connectors, 3 pole
Impedance ...................................... >10k ohm, balanced/unbalanced, DC coupled
Nominal level ................................ -10 dBV (316 mVrms)
Maximum level .............................. +19.5 dBu, (balanced or unbalanced) at 1% THD+N
Input gain adjustment .................. -18 dB to +24 dB, adjustable per input by RS-232/422, Ethernet, or front
panel
N
0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV ≈ 2 dBu
Audio output — audio BMEs
Number/signal type ..................... 32, 48, or 64 stereo balanced/unbalanced or
32, 48, or 64 mono balanced/unbalanced
Connectors
Stereo models ..................... (32, 48, or 64) 3.5 mm captive screw connectors, 5 pole
Mono models ..................... (32, 48, or 64) 3.5 mm captive screw connectors, 3 pole
Impedance ...................................... 50 ohms unbalanced, 100 ohms balanced
Gain error ....................................... ±0.1 dB channel to channel
Maximum level (Hi-Z) ................. >+21 dBu, balanced or unbalanced at 0.1% THD+N
Maximum level (600 ohm) ........... >+15 dBm, balanced or unbalanced at 0.1% THD+N
Output volume range ................... 0 to 64 (-98 dB to 0 dB) in 0.5 dB increments from steps 1 to 64, 35 dB
increment from step 0 to 1
Control/remote — switcher
Serial control port .......................... 1 RS-232 or RS-422, female 9-pin D connector (rear panel)
1 RS-232 2.5 mm phone jack (front panel)
Baud rate and protocol ................. 9600 (default), 19200, 38400, 115200 baud (adjustable); 8 data bits, 1 stop bit,
no parity
Serial control pin configurations . RS-232: 2 = Tx, 3 = Rx, 5 = GND
RS-422: 2 = Tx-, 3 = Rx-, 5 = GND, 7 = Rx+, 8 = Tx+
Ethernet control port..................... 1 female RJ-45 connector
Ethernet data rate .......................... 10/100Base-T, half/full duplex with autodetect
Ethernet protocol ........................... ARP, ICMP (ping), TCP/IP, DHCP, HTTP, Telnet
Program control ............................. Extron control/configuration program for Windows
®
Extron Simple Instruction Set (SIS
™
)
Microsoft
®
Internet Explorer, Telnet
General
Power .............................................. 100 VAC to 240 VAC, 50-60 Hz, internal, primary and redundant
Video models ..................... 110 watts at 115 VAC, 60 Hz
All audio models ............... 195 watts at 115 VAC, 60 Hz
N
A redundant power supply is standard.
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
Video models ..................... Fan, right to left (viewed from the front panel)
Audio models .................... Convection, vents on right and left sides
Mounting ........................................ Rack mountable with included parts