Infrared Sensor Module
AssemblyAn IR emitter and receiver detecting hand presence below the dispenser, triggering the motor to advance and cut one towel. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Infrared Sensor Module
5 top-level lines as of r8984| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Infrared LED | automatic-paper-towel-dispenser-ir-led | 1× | 1 | · | part |
| 2 | IR Photodetector | automatic-paper-towel-dispenser-ir-detector | 1× | 1 | · | part |
| 3 | Sensor Amplifier | automatic-paper-towel-dispenser-sensor-amp | 1× | 1 | · | part |
| 4 | SMD Passive (R/C/L) | smd-passives | 8× | 8 | · | part |
| 5 | Fastener Set | fastener-set | 1× | 1 | · | part |