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Polycom Vortex EF2211 User Manual

Polycom Vortex EF2211
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iLABELx,y
where i is the device type and ID, x is the label specifier, and y is the label text (to set the label) or a
? character (to query the label). The label specifiers are as follows:
Label Specifier Description
D A label for the device itself.
SG A label for the signal generator.
I1, IA, IB, IT Labels for the input channels.
O1, OA, OB, OT Labels for the output channels.
P, W, X, Y, Z Labels for matrix outputs to EF Bus.
PB0-PB7, WB0-WB7, XB0-XB7, YB0-YB7,
ZB0-ZB7
Labels for inputs from EF Bus to submatrices.
PM0-PM1, WM0-WM2, XM0-XM2, YM0-
YM2, ZM0-ZM2
Labels for outputs from EF Bus submatrices to main
matrix.
R1 Label for AEC reference.
G0-G3 Labels for logic input groups.
LI1-LI24 Labels for logic input pins
LO1-LO20 Labels for logic output pins
P0-P47 Labels for user presets.
M0-M255 Labels for user macros.
The text of each label can be up to 16 characters long. Labels for presets 0-15 are read-only.
This command is saved to global non-volatile memory and is not part of a preset. Its value is saved
each time it is changed. It will retain its value after power-down. Since this command writes to non-
volatile memory, there will be a delay before an acknowledgment is returned.
Example Description Status Message
S01LABELOB,Zone 2 Speaker
Set label of output B
to "Zone 2 Speaker".
S01LABELOB,Zone 2 Speaker
S01LABELOB,?
Query label for
output B .
S01LABELOB,<string> , where
<string> is the current label assigned to
output B .
8.68. LAGC -- Enable or Disable Line Input Automatic Gain
Control
This command sets or queries the status of the Automatic Gain Control (AGC) algorithm on input
channels A-B.

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Polycom Vortex EF2211 Specifications

Power IconPower
input voltage110-240 VAC
frequency47-63 Hz
power consumption25 W
phantom power24 V
Connectors IconConnectors
RS-232DB9F
EF Bus In/OutRJ45
Telephone Line/SetRJ11
Control/StatusDB25F
Audio3.5mm quick connect terminal blocks
Audio Specifications IconAudio Specifications
microphone input-30 dBu to +0 dBu
line inputs-20 dBu to +0 dBu
line outputs-20 dBu to +0 dBu
loudspeaker output10 W, 4-16 Ohms
input impedance10 k Ohms
output impedance50 Ohms
headroom20 dB
signal to noise ratio85 dB
frequency response20 Hz - 22 kHz
Echo and Noise Cancellation IconEcho and Noise Cancellation
total cancellation65 dB
convergence rate40 dB/second
noise cancellation0-15 dB
echo cancellation40 dB, total >65 dB
convergence30 dB/second
cancellation span32 ms
acoustic echo cancellation span270 ms
Operating Environment IconOperating Environment
operating temperature0 °C - 40 °C
status outputs5 V, 20 mA each
Weight and Dimensions IconWeight and Dimensions
width483 mm
length244 mm
height45 mm
weight1.8 kg
shipping weight2.5 kg

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