Intrinsically-safe tachometers for use in hazardous environments in petrochemical, gas and volatile materials processing industries. The key functions of the intrinsically safe advent range are detailed in the table.Suitable for use in Hazardous Work Areas - Zone 1. Ideal for use in limited areas where small portable instruments size is important. Class II laser gives improved targeting and range. Improved optical angle to reflective target ±80°. OPTICAL or CONTACT measurement, using adaptor supplied (replacement wheel set available separately)Best Accuracy = ±0.05 %Category = LaserBattery Type = AAADisplay Type = LCDDimensions = 210 x 40 x 35mmWeight = 400gHeight = 35mmLength = 210mmMaximum Operating Temperature = +40°CMaximum Speed = 99999rpm

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