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Working environment temperature: -25℃+55℃
Industrial sensors or devices usually have the current signal output of 4-20 mA
the white led light source on the sensor module project the light on the target object
For MAX232 basics
Signed-Magnitude and Locked Anti-phase method
3.7V rechargeable Polymer Lithium Ion battery ECOCELL headless bolt Working environment temperature: -25℃+55℃This is a 1000mAh, 3. 7V rechargeable Polymer Lithium Ion battery. Each cells outputs a nominal 3. 7V. Before usage, check the polarity of the connector(polarized type) matches the polarity of your equipment! There is no standard defining the polarity of LiPo batteries with a JST PH connector. We used the polarity that seems to be most common, but your equipment can be different! If it does not match, it is very easy to change the connector polarity.