Dietz 103B

DIETZ MODEL 103B SPECIFICATIONS

Adobe AcrobatDietz 103B Technical Specifications (411KB PDF)


Operating Range

Minimum Velocity

  • 500 feet per minute

Maximum Velocity

  • 2,500 feet per minute
Electrical

Ratings

  • 6 amps 250 volts AC
  • Single pole, double throw contacts
Construction
  • Snap-action switch is enclosed in a plastic dust cover and fitted with aluminum mounting brackets
  • Vane and actuating lever wire are stainless steel
  • Aluminum parts anodized in accordance with MIL-A-8625 Class 2, Type 1
Installation
  • The switch is mounted directly on the air duct. Air stream can flow at any angle from horizontal (with vane in vertical position) to vertically up. When used for horizontal airflow, switch body must be facing upward. Note: Switch cannot be used in airflow projecting downward, and must be located away from ebbing air currents.

DIETZ MODEL 103B

Vane Type Airflow Switch - Long Life / Economical / Highly Effective

The Model 103B is a simple yet highly effective vane-operated device for detecting airflow. The switching element is a one piece beryllium copper snap action switch, enclosed in a plastic dust cover and fitted with aluminum mounting brackets. Mounted directly on an air duct, the switch actuates or deactuates when the vane is moved by the specified airflow velocity.

The Dietz Model 103B can be supplied with gold contacts for low voltage and current. The Model 103B-MF is treated to resist moisture and fungus.

FEATURES / BENEFITS

  • High reliability
  • Simple construction
  • Easy installation
  • Economical

APPLICATIONS

  • Forced air-cooled electronic equipment - guards against air failure due to:
    • Blocked air ducts
    • Dirty air filters or blocked cabinet louvers
    • Stalled blower motor
    • Blocked air intake or outlet
    • Loose blower wheel
    • Loose or ruptured flexible connecting tube between blower and tube support
    • Accidental phase reversal in three-phase motor supply line