Air flow monitor


No longer available for delivery
Article number: 0157.0782
Manufacturer: MAICO
Air flow monitor, DC and AC voltage

Characteristic curve

Dimensioned drawing

LW9-ALT - Dimensioned drawing [mm]

Technical data

LW9-ALT - Technical data

Article LW9-ALT
Maximum load (inductive load) 2 A
Maximum load (ohmic load) 5 A
Degree of protection IP 10
Installation site Channel
Weight 0,366
Ambient temperature 60 °C
Packing unit 1 piece
Article number 0157.0782


Product description



short description

Air flow monitor, DC and AC voltage

Product description

  • Air flow monitor for monitoring the minimum volumetric flows in the ventilation systems.
  • Sensor cable length: 2.5 m.
  • Screened cables must be used if the sensor cable is located in a cable duct.
  • The sensor records the air flow and compares it to the setpoint value in the control unit.
  • Setpoint range: 1 m/s to 9 m/s.
  • Permitted airstream temperature: -20 °C to +80 °C.
  • Control unit: Installation on a 35 mm profile rail.
  • betrieb-wahlweise-arbeit-ruhestrom
  • With relay output for external failure indication.
  • With LED function display for relay outputs and nominal voltages.
  • Working and closed circuit function selection switch.
  • With potential-free output via a changeover contact.

Table of contents

Wiring diagram

LW9-ALT - Wiring diagram

S - sensor

Predecessor - successor

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