Product name：877-ⅡBB 7-digits Electromagnetic Counter

Working principle and introduction: 877-ⅡBB 7-digits electromagnetic counter is used to record the accumulative times of electrical signals, and it has no reset mechanism, it is mainly applied in copy machines, and it is also widely applied in petrol, chemistry, textile, machinery, mine, national defense, foodstuff and printing industry etc. for counting of various electrical pulses, together with other meters it can form a digital display instrument.

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