AX42 Constant Speed Controller 2 Applications Up To
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Dual
Potentionmeter
ABOUT The AX42 Constant Speed Controller is used for mechanical draft and/or supply air system for heating appliances. Using separate adjustable vent fan and supply fan speed potentiometers, the AX42 maintains a continuous speed based on a demand signal. The AX42 can interlock with up to 4 appliances and can operate both applications listed below:
keyboard_arrow_down keyboard_arrow_down VCS – The Vent Control System maintains a constant pressure in the exhaust common manifold or individual chimney/vent via a termination or inline inducer fan.

PAS – The Pressure Air System maintains a constant pressure in the mechanical room or ducted supply air.
Data Sheets
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Control Options

V150 Constant Pressure Controller
  • - Up to 2 Appliances
  • - Up to 2 Applications
  • - True bi-directional (+/- 1.0" wc)
  • - 4-button LCD screen
V200 Constant Pressure Controller
  • - Up to 4 Appliances
  • - Up to 2 Applications
  • - True bi-directional (+/- 1.0" wc)
  • - 4-button LCD screen
V250 Constant Pressure Controller
  • - Up to 6 Appliances
  • - Up to 2 Applications
  • - True bi-directional (+/- 1.0" wc)
  • - 4" Color Touchscreen
V300 Constant Pressure Controller
  • - Up to 4 Appliances
  • - Up to 3 Applications
  • - True bi-directional (+/- 1.0" wc)
  • - 7" Color Touchscreen
V350 Constant Pressure Controller
  • - Up to 15 Appliances
  • - Up to 3 Applications
  • - True bi-directional (+/- 1.0" wc)
  • - 7" Color Touchscreen
AX42 Constant Speed Controller
  • - Up to 4 Appliances
  • - Up to 2 Applications
  • - Fixed speed
  • - On-board potentiometer