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STD Water Saver 2021
Profile：This water saver 2021 is designed to be used with the NANO 33 IoT MCU,
License: Public Domain
Description
Designed to close on high or low flow rates
www.wcar.ca/pg/ws2021
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | MINI 360 | CONVERTER | MINI 360 | 1 |
| 2 | ARDUINO_NANO_33_IOT | U1 | ARDUINO_NANO_33_IOT | 1 |
| 3 | Push_Button | PBOPEN | PUSH_BUTTON_W4.5_L6.5 | 1 |
| 4 | L293D | U2 | DIP-16_L20.0-W6.4-P2.54-LS7.6-BL | 1 |
| 5 | 10uF | C2 | CAP-TH_BD5.0-P2.00-D0.8-FD | 1 |
| 6 | Temp | TMP36 | TO-92-3_L4.9-W3.7-P1.27-L | 1 |
| 7 | Flow Meter | FLOW | HDR-TH_3P-P2.54-V | 1 |
| 8 | Pressure | PRESSURE | HDR-TH_3P-P2.54-V | 1 |
| 9 | 2.2nF | C3,C1,C4,C5 | CAP-TH_L5.0-W2.5-P5.08-D0.7 | 4 |
| 10 | Green | LED3 | LED 5MM | 1 |
| 11 | Red | LED4 | LED 5MM | 1 |
| 12 | PCB terminal, 2 connectors, 5mm | U4 | P2024A-PCB | 1 |
| 13 | LCD | LCD | HDR-TH_4P-P2.54-V | 1 |
| 14 | 220 | R1,R2 | 1/4W DIP RESISTER | 2 |
| 15 | 10K | R3,R4 | 1/4W DIP RESISTER | 2 |
| 16 | 10k | R5,R6 | 1/4W DIP RESISTER | 2 |
| 17 | Valve | H2 | HDR-TH_5P-P2.54-V-M | 1 |
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