| 1. Connect (+) batteries to a conclusion of 1 sensor, and (-) batteries with a conclusion 2. (+) connect a conclusion of the voltmeter to a conclusion 3, and (-) a voltmeter conclusion – to a conclusion 2, according to the scheme. |
| 2. Turn a shaft – the voltmeter has to for 1 turn show 4 times tension fluctuating from 0 to 11 Century. Otherwise replace the sensor. |
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