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CTC AC140-1D Accelerometer — Compact Precision for Industrial Vibration Monitoring
Product Overview
The CTC AC140-1D is a miniature, multipurpose industrial accelerometer designed for permanent vibration monitoring in hard-to-reach locations. With its top-exit 2-pin mini-MIL connector and rugged stainless steel housing, it delivers reliable performance across a wide frequency range, making it ideal for predictive maintenance and condition-based monitoring systems.
Technical Specifications
| 
			 Attribute  | 
			
			 Details  | 
		
|---|---|
| 
			 Model  | 
			
			 AC140-1D  | 
		
| 
			 Sensitivity  | 
			
			 100 mV/g ±15%  | 
		
| 
			 Frequency Response  | 
			
			 36–900,000 CPM (±3 dB)  | 
		
| 
			 Dynamic Range  | 
			
			 ±50 g peak  | 
		
| 
			 Temperature Range  | 
			
			 –58 to 250 °F (–50 to 121 °C)  | 
		
| 
			 Connector Type  | 
			
			 2-pin mini-MIL (top exit)  | 
		
| 
			 Mounting Thread  | 
			
			 ¼-28 UNF  | 
		
| 
			 Housing Material  | 
			
			 316L Stainless Steel  | 
		
| 
			 Sensing Element  | 
			
			 PZT Ceramic (Shear Mode)  | 
		
| 
			 Weight  | 
			
			 0.7 oz (20 g)  | 
		
| 
			 Power Supply (IEPE)  | 
			
			 18–30 VDC, 2–10 mA  | 
		
| 
			 Noise @ 100 Hz  | 
			
			 4 µg/√Hz  | 
		
| 
			 Sealing  | 
			
			 Hermetic, Welded, IP68 Rated  | 
		
| 
			 Compliance  | 
			
			 CE Certified  | 
		
Key Features
Fast Shipping Option
We prioritize expedited delivery to minimize downtime and support urgent maintenance schedules. Regional and international shipping options available with real-time tracking.
Application Range
Extended Support
Related Variants
Related Models and Variants
| 
			 Model  | 
			
			 Cable Type / Connector  | 
			
			 Application Scope  | 
		
|---|---|---|
| 
			 AC140-1D  | 
			
			 Top-exit 2-pin mini-MIL  | 
			
			 General-purpose, compact installations  | 
		
| 
			 AC140-2D  | 
			
			 Molded integral cable (CB110)  | 
			
			 Permanent monitoring, standard environments  | 
		
| 
			 AC140-3D  | 
			
			 Armor-jacketed cable (CB206)  | 
			
			 Submersible or rugged industrial setups  | 
		
| 
			 AC140-6D  | 
			
			 Heavy-duty armor cable (CB611)  | 
			
			 High-impact zones, cable protection needed  | 
		
| 
			 AC140-6N  | 
			
			 FEP jacketed cable (CB111)  | 
			
			 Chemical-resistant, cleanroom applications  | 
		
| 
			 M/AC140-1D  | 
			
			 Metric thread (M6×1)  | 
			
			 European-standard mounting  | 
		
| 
			 M/AC140-2D  | 
			
			 Metric + molded cable  | 
			
			 Metric variant for permanent installs  | 
		
| 
			 M/AC140-3D  | 
			
			 Metric + armor cable  | 
			
			 Metric variant for rugged environments  | 
		
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