Honeywell Microforce FMA Series

The FMA series are piezoresistive force sensors that provide a digital output for reading measured values across the specified force and temperature range. They are fully calibrated and temperature-compensated for sensor offset, sensitivity, temperature effects, and non-linearity using an integrated application-specific integrated circuit (ASIC).

Functionality

Honeywell’s piezoresistive MicroForce sensors are actuated through direct mechanical coupling using a stainless steel ball positioned directly above the silicon sensing die. This design ensures repeatable and reliable force transmission and allows straightforward coupling to components such as tubes, diaphragms or plungers.

Potential applications

Medicine

  • Infusion pumps
  • Dialysis machines
  • Robotic surgery

Industry

  • Weight measurement
  • Robotics
  • Control panels
  • Compact form factor: 5mm x 5mm
  • High accuracy: ±2% FSS typ.
  • SPI or I2C compatible digital output
  • Low power consumption: 14 mW
  • Internal diagnostic functions available
  • Fully calibrated and temperature compensated over a temperature range of 5°C to 50°C
Signal processingreinforced
Measurement methodSilicon die (piezoresistive)
Signal outputDigital SPI, I²C
Measuring range15, 25 N
Overload3-fold power range
Operating temperature range-40°C to +85°C
Temperature range compensated5°C to 50°C
Dimensions2,54mm x 5,0mm x 5,0mm
FMAMSDXX025WC2C3
FMAMSDXX015WC2C3
FMAMSDXX015WCSC3
FMAMSDXX015WC2C3B
FMAMSDXX015WCSC3B
FMAMSDXX025WC2C3B
FMAMSDXX025WCSC3
FMAMSDXX025WCSC3B

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