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4 screws M4 22 mm + lock nuts
This sensor from Panasonic is an 8x8 array of IR thermal sensors
equipped with two electromechanical relays and two transistor drivers (open-collector outputs) that buffer four GPIO lines enabling remote lighting control
We even had a little space so we added a polarity protection FET on the power pins and a bit of prototyping area
dass sie den Ausbruch von der CPU der Pi entfernt positioniert
KAmodKB4x4 - module of a 16-button 4 × 4 matrix keyboard sd card 4 screws M4 22 mmDescription The KAmodKB4 4 module enables convenient connection of a 4 x 4 matrix 16 button matrix keyboard to any system. Technical Details 16 button matrix keyboard with the organization of 4 rows per 4 columns Maximum switched 20 mA current Maximum switching voltage 24 VDC Mechanical durability of the keyboard 10 ^ 6 cycles contact Contact resistance up to 200 mOhm 10 pin goldpin connector
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