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SZG-20B / 441C non-contact handheld digital tachometer

 

I. Introduction

SZG-20B-type touch handheld digital tachometer is a compact high-precision tachometer, which uses photoelectric conversion principle, can be measured by contact mode the motor speed and line speed and a variety of machinery and equipment, instruments using five LCD digital display, intuitive and accurate, easy to use, small size, easy to carry, wide range.

SZG-441 Optical handheld digital tachometer, wide type a measuring range, high precision, multi-function, easy to use tachometer, measure the speed, line speed and frequency. And has a counting function and has a maximum value, minimum alarm. Can store the last general non-contact handheld digital tachometer compared to small, compact shape, feel better. The measured object rotation posted a reflective marker, visible light spot alignment tachometer reflective markers can be measured when using.

Product Specifications

Measuring range: 10 ~ 25000 r / min (20B) 10 ~ 50000 r / min (441C)

The basic error: basic error meter limit should not exceed ± 0.05% × Nb

Display: five LCD digital display

Sampling time: 1 s

Operating humidity range: 5 ~ 40 ℃

Starting torque: less than 4.9 × 10-4N.m

Power supply: 5 batteries three

Dimensions: 42.5 × 58 × 166㎜

                        23 × 58 × 138㎜

Weight: 160g