ICP® Accelerometers with Quartz Element (Models 624B01, 627A01, 628F01)

Product catalog summary

Overview
IMI Sensors is a leading provider of industrial ICP® accelerometers featuring quartz sensing elements. These sensors are designed for long-term stability and sensitivity across a wide temperature range, making them suitable for various industrial applications.

Product Features

Quartz sensing elements provide excellent long-term stability and repeatability.
Non-pyroelectric design ensures accurate output regardless of temperature changes.
Low temperature coefficient maintains linear sensitivity in thermally active environments.

Typical Applications

Permanent installations for long-term monitoring.
Thermally active environments such as conveyors, outdoor installations, paper mills, power plants, and submersible pumps.

Specifications

Models: 624B01, 627A01, 628F01
Sensitivity: 100 mV/g (±20%)
Measurement Range: ±50 g (±490 m/s²)
Frequency Range: Varies by model, up to 12,000 Hz
Resonant Frequency: 18 kHz
Temperature Range: -65 to +250 °F (-53 to +121 °C)
Enclosure Rating: IP68
Electrical: Excitation Voltage 18 to 28 VDC, Constant Current Excitation 2 to 20 mA

Environmental and Physical Characteristics

Overload Limit (Shock): 5,000 g pk (49,050 m/s² pk)
Housing Material: Stainless Steel
Sealing: Welded Hermetic
Mounting: 1/4-28 thread with torque of 2 to 5 ft-lb (2.7 to 6.8 N-m)

Additional Products
IMI Sensors also offers a range of products for predictive maintenance and machinery protection, including high-temperature accelerometers, vibration switches, and the patented Bearing Fault Detector.

Contact Information
For more information, visit www.IMI-SENSORS.com or contact IMI Sensors at 800-959-4464.

Catalog excerpts

ICP® Accelerometers with Quartz Element (Models 624B01, 627A01, 628F01)-1

Model 624B01 | Model 627A01 | Model 628F01 ICP® ACCELEROMETERS WITH QUARTZ ELEMENT ■■ Naturally piezoelectric for excellent long-term stability and repeatability. Non-pyroelectric for production of accurate output regardless of temperature. Low temperature coefficient for delivery of a linear sensitivity in thermally-active environments. Provide Long-Term, Stable Sensitivity in a Wide Range of Temperatures IMI Sensors is the industry leader in industrial ICP® accelerometers with a quartz sensing element. Quartz sensors are available in a wide variety of configurations to meet specific application requirements, including top and side connector versions, integral cable versions, high temperature versions (up to 325 °F [162 ºC]) and dual output (vibration/temperature) versions. Permanent Installations for Long-Term Monitoring Thermally Active Environments: - Conveyors - Outdoor Installations - Paper Mills - Power Plants - Submersible Pumps Quartz Quartz Ceramic Ceramic Typical Sensitivity Deviation vs Temperature IECEx IECEx www.I M I -S ENS ORS.co m IECEx

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ICP® Accelerometers with Quartz Element (Models 624B01, 627A01, 628F01)-2

SPECIFICATIONS Model Number Resonant Frequency Technical Drawing Transverse Sensitivity Settling Time Discharge Time Constant Excitation Voltage Constant Current Excitation Output Impedance Output Bias Voltage Electrical Isolation (Case) Sensing Element Sensing Geometry Housing Material Stainless Steel Stainless Steel Stainless Steel Welded Hermetic Welded Hermetic Welded Hermetic Mounting Thread Electrical Connector Electrical Connector Position Measurement Range Broadband Resolution Environmental Overload Limit (Shock) Temperature Range Enclosure Rating Mounting Torque Size Weight www.IMI-SENSORS.com...

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