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.
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