MC-E51
1 working voltage rating 3.5V5.5V
2 electric machinery resistance 450±50Ω20
3 electric machinery output torque 28μNcm/4.5V
4 anti-jamming undesired signal wont be driven under 1.5V
5 fit for the standard GB/T17215
6 range of working ambient temperature -20+55
7 error-free working period one billion pulses
8 velocity ratio 100:1 200:1 400:1 800:1
9 working pulse width 31.25ms
10 applicable frequency 3Hz
11 character wheels have clear number, no malposition and no desynchronizing
12 other technical parameters fit for the standard of pulse counter used in electrical watt-hour meter JB5459-91

 

All these above technical parameters are the same with chip of US AD7755 and shanghaibeiling BL0932.