AC192-M12A Compact Multipurpose Accelerometer

The CTC AC192-M12A Series is a high-performance, compact accelerometer designed for multipurpose vibration monitoring applications. Featuring a sensitivity of 100 mV/g (±10%) and a wide frequency response from 0.4 Hz to 13 kHz (±3 dB), this sensor delivers precise vibration data with very low noise and superior RF immunity. Its compact size and top-exit 4-pin M12 connector make it ideal for installations where space is limited but high-quality data is essential.

Built with a shear-mode PZT ceramic sensing element housed in a hermetically welded 316L stainless steel case, the AC192-M12A offers excellent durability and environmental resistance. It withstands shocks up to 5,000 g peak and operates reliably across a broad temperature range from -58°F to 250°F (-50°C to 121°C). The sensor is SIL 2 rated and submersible to 60 meters, making it suitable for demanding industrial environments. Backed by CTC’s unconditional lifetime warranty, the AC192-M12A is a versatile and reliable choice for condition monitoring and diagnostic applications.

Key Features of the AC192-M12D Accelerometer?

  1. High sensitivity of 100 mV/g with ±10% tolerance for accurate vibration measurement
  2. Wide frequency response: 0.4 Hz to 13 kHz (±3 dB) for detailed vibration analysis
  3. ±80 g dynamic range with 5,000 g shock protection for rugged environments
  4. Very low spectral noise: 8 µg/√Hz @ 10 Hz, 4 µg/√Hz @ 100 Hz, 2 µg/√Hz @ 1 kHz
  5. Hermetically sealed 316L stainless steel housing; IP68-class sealing and submersible to 60 m
  6. Top-exit 4-pin M12 connector for easy installation and cable management
  7. SIL 2 rated for safety-critical applications
  8. Quick settling time (<2 seconds) for efficient data collection
  9. Supplied with 1/4-28 stud mounting hardware and calibration certificate

Typical Applications for the AC192-M12D Accelerometer

  • General-purpose vibration monitoring in confined spaces
  • Condition monitoring and diagnostics in industrial machinery
  • Safety-critical applications requiring SIL 2 rated sensors
  • Harsh environments requiring hermetic sealing and submersibility
  • OEM integration for compact, high-performance accelerometers
  • Research and development requiring low noise and wide bandwidth

Specification AC192-M12D Overview

ParameterValueMetric / Notes
Sensitivity (±10%)100 mV/g—
Frequency Response (±3 dB)0.4 Hz – 13 kHz24 – 780,000 CPM
Frequency Response (±10%)1 Hz – 9 kHz60 – 540,000 CPM
Dynamic Range±80 g peak—
Shock Protection5,000 g peak—
Spectral Noise @ 10 Hz8 µg/√Hz—
Spectral Noise @ 100 Hz4 µg/√Hz—
Spectral Noise @ 1000 Hz2 µg/√Hz—
Settling Time<2 seconds—
Voltage Source (IEPE)18 – 30 V DC—
Constant Current Excitation2 – 10 mA—
Output Impedance~100 ohm—
Bias Output Voltage10 – 14 V DC—
Case Isolation>10⁹ ohm—
Temperature Range-58 to 250 °F-50 to 121 °C
Housing Material316L Stainless SteelHermetically welded
Weight1.8 oz31 grams
Mounting1/4-28 Blind TappedM8x1 or M8x1.25 Adapter Stud
Connector4 Pin M12Top exit

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