Counter Meter 1) two input for measuring length & line speed; 2)Counting speed: 1CPS/30CPS/1KCPS/10KCPS 3) ... 3 alarm output; Counter MeterTCN Seies Digital Counter meter, Length Meter, Line Speed counter Meter1) Two input, one for measuring ... other for line speed;2) Settable line speed & length prescaling value;3) One length control output, one line speed control output;4 ...