SHIMPO DT-105A-S12 Tachometer 0.10 – 25000 Rpm September 8, 2023September 20, 2023 admx17 Product Details Speed Accuracy (+/-0.06% of Reading +/-1 Digit) Speed (FPM) (0.10 to 25,000) Contact RPM Range (0.10 to 25,000) RPM Accuracy (+/-0.06% of Reading +/-1 Digit) Contact / Noncontact (Contact)