Voltage output: 4 mV/mm/s, ?25 to 140 °C, up to 4000 Hz.The PV660 piezoelectric velocity sensor is a general-purpose industry standard IEPE (integrated electronics piezo electric) vibration sensor with a piezoelectric sensing element, integrated electronics and a voltage output. It is available with a sensitivity of 4 mV/mm/s, in standard (non-Ex) versions.The PV660 is designed and manufactured for use in harsh industrial environments.FeaturesDesigned for general-purpose vibration measurement, typically balance of plant (BOP) machinery such as compressors, gearboxes, motors, pumps and fansIndustry standard IEPE (integrated electronics piezo electric) vibration sensorDynamic voltage output signal (4 mV/mm/s) suitable for spectral analysisTypically connected to a machinery monitoring system for protection and/or condition monitoring applicationsIP67 protection rating