Embedded Computing Design

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MES

B024-684

Curtiss-Wright Controls Defense Solutions — April 2001

B024-684

An integrated fan controller and temperature monitoring board

  • Monitoring for fan speed control, fan faults (tach and locked rotor), and temperature
  • Microcontroller chip provides logic control and configuration control
  • Accommodates up to four fans and three temperature sensors
  • Selectable current and tach ranges
  • Temperature and fan fault signals are available as pass/fail or as individual flags
  • Utility interfaces provide the ability to drive external LEDs, relays, etc., with no additional hardware
  • Interfaced options include Opto-isolated, parallel, and open collector
  • Locked rotor detection is available for three current ranges that are jumper selectable
  • Operates off a single 12V power supply

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