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PEX 9100 Six Zone Expander / PEX 9000 Six Zone Expander with Fault Detection


  • ●PEX 9000/9100 is Zone expander for PX 9000/9100  series to expand a small PA system up to 56 Zone with NONE-interrupt BGM  function and Zone fault detect such open line, shorted. With trigger in it can call a zone and with trigger out it can connect to 3e party equipment such as lamp, door opener, volume override etc..
  • ●AC or DC powered.
  • ●Tabletop or System Rack-mount.



Front Panel:

  • ●Z1 ~ 6 zone select button.
  • ●Z1 ~ 6 zone LED indicator.
  • ●AUX select button.
  • ●AUX LED indicator.
  • ●AMP1 ~2 fault LED indicator.
  • ●Ground fault LED indicator.
  • ●Power ON LED indicator.


Rear Panel:

  • ●Z1~6 zone 100V output dry contact, Phoenix connector.
  • ●AMP1~2 100V-IN dry contact, Phoenix connector.
  • ●AMP1~2 XLR Balanced Output.
  • ●Trigger In:
    • -10 optocoupler Input, 24VDC IN
    • -NC-COM-NO fault error output, dry contact
  • ●Trigger Out:
    • -10 Output, dry contact
    • -24VDC /800mA output
  • ●AUX: RCA Unbalance Input.
  • ●AUX VR controls the aux level.
  • ●IN: RJ45 connect to Previous unit
  • ●OUT: RJ45 connect to Next unit (PEX9000)
  • ●Dipswitch for setup ID address
  • ●24VDC In to powered the unit, Phoenix connector.
  • ●Power ON/OFF switch.
  • ●AC Voltage switch
  • ●AC Inlet



PEX 9000/PEX 9100

Max Rated Output Power THD

≤ 1%

Input Sensitivity & Impedance

RJ45 : 1V, Balanced

AUX: 1V@10kΩ, Unbalanced

AMP1~2: dry contact 100V

Frequency Response

RJ45 / AUX: 20Hz~20kHz, ±1dB

S/N Ratio

RJ45 >75dB

AUX >75dB


AMP1 & 2: 1V Balanced

Zone1~6: dry contact for 100V

Trigger Out

Dry contact 24V/2A

Trigger IN

Optocoupler, max 24VDC IN

DC Out




Power On Remote IN


Nominal AC Line Voltage

115V/230V, 50/60Hz

Operation Temperature / Humidity

-10°C ~ +45°C @ 95% R.H. (Non-Condensing)

Storage Temperature

-20°C ~ +70°C

Dimensions (W x D x H)mm

430 x 222 x 44