Martindale cm95 400a ac true rms trms flexible clamp meter martindale cm95 p martindale s cm95 true rms current meter is fitted with a highly flexible current sensor just 5 5mm in diameter it is ideal for measurements on difficult sizes and shapes of conductors in hard to reach parts that other clamps cannot reach the trms capability ensures accurate and reliable ac current measurement for distorted waveforms caused by today s power electronics and non linear loads p p measurements are