Polycom Vortex EF2211 User Manual

GAINI
Preset Set Input Gain
GAINO
Preset Set Output Gain
GAINP
Preset Set Phone Output Gain
GAINSIT
Preset Set From Phone User Tone Gain
GAINSOT
Preset Set To Phone User Tone Gain
GATE
- Query Gating Status Information
GATEEN
Preset Enable Automatic Gating Messages
GMUTEO
Preset Mute All Outputs
ID
Global Set Device ID
LABEL
Global Set or Query one of the Device Labels
LAGC
Preset Enable or Disable Line Input Automatic Gain Control
LAGCLINKAB
Preset Enable or Disable Stereo AGC Linking on Inputs A and B
LAGCMAX
Preset Set Maximum Allowed Line Input AGC Gain
LAGCMIN
Preset Set Minimum Allowed Line Input AGC Gain
LAGCRATE
Preset Set Ramp Rate of Line Input AGC
LEC
Preset Enable or Disable LEC
LECMODE
Preset Set Amount of Double Talk Suppression used in the LEC.
LI
Global Query State of Logic Inputs
LIA
Global Assign Action for when Logic Input is Activated
LID
Global Assign Action for when Logic Input is Deactivated
LIH
Global Assign Action for when Logic Input is Held
LIEN
Preset Enable Automatic Logic Input Status Messages
LIG
Global Configure Logic Input Pins Into a Group
LIK
Global Delete One or All Logic Input Pin Commands
LIM
Preset Mask Logic Input Pins
LIN
Global Assign Command to Logic Input Group
LIP
Global Set Polarity for Logic Inputs
LO
- Query or Set Status of Logic Output Pins
LOA
Global Define Behavior for Logic Output Activated State
LOD
Global Define Behavior for Logic Output Deactivated Status
LOEN
Preset Enable Automatic Logic Output Status Messages
LOK
Global Delete One or All Logic Output Pin Commands
LOM
Preset Mask Logic Output Pins
LOP
Global Set Polarity for Logic Outputs

Polycom Vortex EF2211 Specifications

Power

input voltage	110-240 VAC
frequency	47-63 Hz
power consumption	25 W
phantom power	24 V

Connectors

RS-232	DB9F
EF Bus In/Out	RJ45
Telephone Line/Set	RJ11
Control/Status	DB25F
Audio	3.5mm quick connect terminal blocks

Audio Specifications

microphone input	-30 dBu to +0 dBu
line inputs	-20 dBu to +0 dBu
line outputs	-20 dBu to +0 dBu
loudspeaker output	10 W, 4-16 Ohms
input impedance	10 k Ohms
output impedance	50 Ohms
headroom	20 dB
signal to noise ratio	85 dB
frequency response	20 Hz - 22 kHz

Echo and Noise Cancellation

total cancellation	65 dB
convergence rate	40 dB/second
noise cancellation	0-15 dB
echo cancellation	40 dB, total >65 dB
convergence	30 dB/second
cancellation span	32 ms
acoustic echo cancellation span	270 ms

Operating Environment

operating temperature	0 °C - 40 °C
status outputs	5 V, 20 mA each

Weight and Dimensions

width	483 mm
length	244 mm
height	45 mm
weight	1.8 kg
shipping weight	2.5 kg