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Inductive Tachometer Sensor A0480
Emerson’s A0480 non-contact inductive proximity sensor is designed to detect speed and phase for all types of rotating assets.
The sensor detects all metals at the same sensing distance and has an immunity to magnetic fields effects.
Inductive Tachometer Sensor A0480


Sensing Range Nominal (Sn)
12mm (0.472”)
Secured Sensing Range
(81% * Sn) = 9.72mm (0.382”)
Sensing Material
All metals (resistant to magnetic fields)
Switching Frequency
Repeat Accuracy
< 2% of full scale
Temperature Drift
< + 10%, < + 20% below -25°C and above 70°C
3 to 15%
Output Function
3 wire, no contact, PNP
Output Switching State Indicator
(2) yellow LEDs
TTL Compatibility
Sensor Size
52mm long x M18x1 barrel
Sensor Barrel Material
Stainless steel, V2A (1.4301)
Sensor Tip Material
PBT plastic
(2) Jam Nuts Size
M18x1 x 24mm flat x 4mm thick
Jam Nut Torque


  • Detects all metals at same sensing distance
  • Immune to magnetic field effects