{"product_id":"emerson-csi-ac115-m12d-accelerometer","title":"Emerson CSI AC115-M12D Accelerometer","description":"\u003cp\u003eThe \u003cstrong\u003eEmerson CSI AC115-M12D\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eAC115-M12D\u003c\/strong\u003e Triaxial Accelerometer, operates as a dedicated hardware component for simultaneous multi-axis vibration tracking within machinery health and predictive maintenance monitoring networks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eAC115-M12D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEmerson CSI (CTC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eFactory Standard Global Site\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eBaseline physical accelerometer mass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact industrial footprint with 1\/4-28 threaded hole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-50 to +121 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Source\u003c\/td\u003e\n\u003ctd\u003e18 to 30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstant Current Excitation\u003c\/td\u003e\n\u003ctd\u003e2 to 10 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eTriaxial Accelerometers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Sensitivity\u003c\/td\u003e\n\u003ctd\u003e100 mV\/g (+\/-15%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response (+\/-3 dB)\u003c\/td\u003e\n\u003ctd\u003e1 Hz - 6.5 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Range\u003c\/td\u003e\n\u003ctd\u003e+\/-50 g (peak)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Settling Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 2.5 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Impedance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 100 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBias Output Voltage\u003c\/td\u003e\n\u003ctd\u003e10 to 14 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Isolation\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 10^8 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShock Limit\u003c\/td\u003e\n\u003ctd\u003e5,000 g (peak)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStructural Material\u003c\/td\u003e\n\u003ctd\u003e316L Stainless Steel (welded, hermetic)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003e4-Pin M12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eIP68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and DCS Instrumentation Execution\u003c\/h3\u003e\n\u003cp\u003eThe AC115-M12D manages multi-directional acceleration scaling and continuous bias output voltage validation directly across the machinery protection interface. To evaluate mechanical anomalies and transmit raw dynamic waveforms concurrently without signal attenuation or cross-talk distortion, the internal piezoelectric elements generate charge variations across three orthogonal planes. The integrated internal electronics convert these variations into low-impedance voltage outputs (\u0026lt;100 ohm) based on the calibrated 100 mV\/g sensitivity scale factor, mapping balanced frequency bands from 1 Hz to 6.5 kHz.\u003c\/p\u003e\n\u003cp\u003eBecause the instrumentation module routes orthogonal X, Y, and Z axis data cleanly back to external data collection subracks, the device maintains strict physical boundary traits. The internal sensor architecture isolates low-level tracking registers from physical case grounding loops (\u0026gt;10^8 ohm case isolation), preventing high-voltage common-mode spikes from corrupting the dynamic spectrum. This design allows process control platforms to resolve structural resonance and rotor dynamics without signal transit noise or communication timeouts.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the \u0026lt;2.5 seconds electrical settling time affect data collection cycles during multi-channel routes?\u003c\/p\u003e\n\u003cp\u003eA: When excitation voltage (18-30 VDC) is applied to the sensor, the internal charge amplifiers require a brief stabilization window to establish the nominal 10-14 VDC bias output voltage. The \u0026lt;2.5 seconds settling time ensures the signal stabilizes rapidly, preventing the host tracking registers from reading transient voltage sags as false low-frequency vibration artifacts.\u003c\/p\u003e\n\u003cp\u003eQ: What operational failure occurs if the constant current excitation supply drops below the 2 mA threshold?\u003c\/p\u003e\n\u003cp\u003eA: Providing less than 2 mA of constant current starves the internal preamplifier matrix. This electrical limitation prevents the sensor from driving the output line impedance, which introduces severe clipping on the peak +\/-50 g dynamic range and injects harmonic distortion into high-frequency spectral noise calculations.\u003c\/p\u003e","brand":"Emerson CSI","offers":[{"title":"Default Title","offer_id":45060731928691,"sku":"AC115-M12D","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/142_fa616590-d4c3-44a8-a7c7-b3a9d2a51ddb.png?v=1780369416","url":"https:\/\/www.dcssupplier.com\/products\/emerson-csi-ac115-m12d-accelerometer","provider":"DcsSupplier Limited","version":"1.0","type":"link"}