# Firewatch2.7 ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** evildr2002 - **Created:** 12/26/2025 - **Last Updated:** 1/9/2026 - **Visibility:** Public - **Copies:** 1 ## Key Components ### — [M3 Mounting Hole](https://www.flux.ai/vasyl/m3-mounting-hole.md) - Product Info Url: https://www.mcmaster.com/screws/drive-style~torx/rounded-head-style~pan/material~steel/specifications-met~iso-7045/thread-size~m3/finish~zinc-plated/ **Pins:** - terminal ### — [M3 Mounting Hole](https://www.flux.ai/vasyl/m3-mounting-hole.md) - Product Info Url: https://www.mcmaster.com/screws/drive-style~torx/rounded-head-style~pan/material~steel/specifications-met~iso-7045/thread-size~m3/finish~zinc-plated/ **Pins:** - terminal ### — [M3 Mounting Hole](https://www.flux.ai/vasyl/m3-mounting-hole.md) - Product Info Url: https://www.mcmaster.com/screws/drive-style~torx/rounded-head-style~pan/material~steel/specifications-met~iso-7045/thread-size~m3/finish~zinc-plated/ **Pins:** - terminal ### — [M3 Mounting Hole](https://www.flux.ai/vasyl/m3-mounting-hole.md) - Product Info Url: https://www.mcmaster.com/screws/drive-style~torx/rounded-head-style~pan/material~steel/specifications-met~iso-7045/thread-size~m3/finish~zinc-plated/ **Pins:** - terminal ### — [M3 Mounting Hole](https://www.flux.ai/vasyl/m3-mounting-hole.md) - Product Info Url: https://www.mcmaster.com/screws/drive-style~torx/rounded-head-style~pan/material~steel/specifications-met~iso-7045/thread-size~m3/finish~zinc-plated/ **Pins:** - terminal ### — [M3 Mounting Hole](https://www.flux.ai/vasyl/m3-mounting-hole.md) - Product Info Url: https://www.mcmaster.com/screws/drive-style~torx/rounded-head-style~pan/material~steel/specifications-met~iso-7045/thread-size~m3/finish~zinc-plated/ **Pins:** - terminal ### 5v Isolator — [CRE1S0505SC](https://www.flux.ai/vasyl/cre1s0505sc.md) - Part Type: Integrated Circuit - Manufacturer Name: Murata Power Solutions Inc. - Manufacturer Part Number: CRE1S0505SC - Datasheet URL: https://www.murata.com/products/productdata/8807029407774/kdc-cre1.pdf?1583754812000 **Pins:** - -VIN [pin 1] - -VOUT [pin 3] - +VIN [pin 2] - +VOUT [pin 4] ### Barrier — [1755736](https://www.flux.ai/lcsc/1755736.md) - LCSC Part Number: C480503 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2001071235_Phoenix-Contact-1755736_C480503.pdf - Part Type: Pluggable System Terminal Block - Manufacturer Part Number: 1755736 - JLCPCB Part Class: Extended Part - Package or Case Code: CONN-TH_1755736 - Manufacturer Name: Phoenix Contact(菲尼克斯) - Product Info Url: https://lcsc.com/product-detail/Pluggable-System-Terminal-Block_Phoenix-Contact-1755736_C480503.html **Pins:** - 1 [pin 1] - 2 [pin 2] ### Battery — [1755736](https://www.flux.ai/lcsc/1755736.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2001071235_Phoenix-Contact-1755736_C480503.pdf - LCSC Part Number: C480503 - Part Type: Pluggable System Terminal Block - Manufacturer Part Number: 1755736 - Package or Case Code: CONN-TH_1755736 - JLCPCB Part Class: Extended Part - Manufacturer Name: Phoenix Contact(菲尼克斯) - Product Info Url: https://lcsc.com/product-detail/Pluggable-System-Terminal-Block_Phoenix-Contact-1755736_C480503.html **Pins:** - 1 [pin 1] - 2 [pin 2] ### Beacon — [B9B-XH-AM(LF)(SN)](https://www.flux.ai/adrian95/b9b-xh-amlfsn.md) - Part Type: Connector - Manufacturer Name: JST Sales America Inc. - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf - Manufacturer Part Number: B9B-XH-AM(LF)(SN) - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] - Pin_9 [pin 9] ### BMS Comms — [WAFER-HY2.0-4PLB](https://www.flux.ai/lcsc/wafer-hy2p0-4plb.md) - Part Type: Wire To Board / Wire To Wire Connector - Package or Case Code: CONN-SMD_4P-P2.00_C9900010652 - Manufacturer Part Number: WAFER-HY2.0-4PLB - Manufacturer Name: XUNPU(讯普) - JLCPCB Part Class: Extended Part - LCSC Part Number: C3029451 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] ### Charger- — [1755778](https://www.flux.ai/lcsc/1755778.md) - Manufacturer Name: Phoenix Contact(菲尼克斯) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2001071235_Phoenix-Contact-1755778_C480515.pdf - JLCPCB Part Class: Extended Part - Part Type: Pluggable System Terminal Block - LCSC Part Number: C480515 - Product Info Url: https://lcsc.com/product-detail/Pluggable-System-Terminal-Block_Phoenix-Contact-1755778_C480515.html - Manufacturer Part Number: 1755778 - Package or Case Code: CONN-TH_1755778 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] ### D1 — [Generic Diode](https://www.flux.ai/jharwinbarrozo/generic-diode-1l3gh.md) - Part Type: Diode - Package: THT_DO-201_P12.70mm_Horizontal **Pins:** - A [pin 2] - K [pin 1] ### Display — [B4B-XH-A(LF)(SN)](https://www.flux.ai/adrian95/b4b-xh-alfsn.md) - Manufacturer Part Number: B4B-XH-A(LF)(SN) - Part Type: Connector - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: JST Sales America Inc. **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### ESP32 Left — [SSW-122-01-F-S](https://www.flux.ai/adrian95/ssw-122-01-f-s.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Samtec - Package or Case Code: SAMTEC_SSW-122-01-F-S - Manufacturer Part Number: PPPC221LFBN-RC - Part Type: Connector - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/6129/ssw-1xx-xx-xxx-x-xx-xxx-xx-mkt.pdf **Pins:** - 01 [pin 01] - 02 [pin 02] - 03 [pin 03] - 04 [pin 04] - 05 [pin 05] - 06 [pin 06] - 07 [pin 07] - 08 [pin 08] - 09 [pin 09] - 10 [pin 10] - 11 [pin 11] - 12 [pin 12] - 13 [pin 13] - 14 [pin 14] - 15 [pin 15] - 16 [pin 16] - 17 [pin 17] - 18 [pin 18] - 19 [pin 19] - 20 [pin 20] - 21 [pin 21] - 22 [pin 22] ### Esp32 Right — [SSW-122-01-F-S](https://www.flux.ai/adrian95/ssw-122-01-f-s.md) - Package or Case Code: SAMTEC_SSW-122-01-F-S - Manufacturer Name: Samtec - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/6129/ssw-1xx-xx-xxx-x-xx-xxx-xx-mkt.pdf - Part Type: Connector - Manufacturer Part Number: SSW-122-01-F-S **Pins:** - 01 [pin 01] - 02 [pin 02] - 03 [pin 03] - 04 [pin 04] - 05 [pin 05] - 06 [pin 06] - 07 [pin 07] - 08 [pin 08] - 09 [pin 09] - 10 [pin 10] - 11 [pin 11] - 12 [pin 12] - 13 [pin 13] - 14 [pin 14] - 15 [pin 15] - 16 [pin 16] - 17 [pin 17] - 18 [pin 18] - 19 [pin 19] - 20 [pin 20] - 21 [pin 21] - 22 [pin 22] ### GPS — [WAFER-HY2.0-4PLB](https://www.flux.ai/lcsc/wafer-hy2p0-4plb.md) - LCSC Part Number: C3029451 - Manufacturer Name: XUNPU(讯普) - JLCPCB Part Class: Extended Part - Package or Case Code: CONN-SMD_4P-P2.00_C9900010652 - Part Type: Wire To Board / Wire To Wire Connector - Manufacturer Part Number: WAFER-HY2.0-4PLB **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] ### K1 — [G2RL-24 DC24](https://www.flux.ai/lcsc/g2rl-24-dc24.md) - JLCPCB Part Class: Extended Part - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2211282230_Omron-Electronics-G2RL-24-DC24_C397256.pdf - Part Type: Power Relays - LCSC Part Number: C397256 - Manufacturer Name: OMRON(欧姆龙) - Manufacturer Part Number: G2RL-24 DC24 - Package or Case Code: RELAY-TH_G2RL-2 - Product Info Url: https://lcsc.com/product-detail/New-Arrivals_Omron-Electronics-G2RL-24-DC24_C397256.html **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] ### K2 — [G2RL-24 DC24](https://www.flux.ai/lcsc/g2rl-24-dc24.md) - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2211282230_Omron-Electronics-G2RL-24-DC24_C397256.pdf - Part Type: Power Relays - LCSC Part Number: C397256 - Manufacturer Part Number: G2RL-24 DC24 - Manufacturer Name: OMRON(欧姆龙) - Package or Case Code: RELAY-TH_G2RL-2 - Product Info Url: https://lcsc.com/product-detail/New-Arrivals_Omron-Electronics-G2RL-24-DC24_C397256.html - JLCPCB Part Class: Extended Part **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] ### K3 — [G5Q-1A4-DC24V](https://www.flux.ai/lcsc/g5q-1a4-dc24v.md) - Manufacturer Name: OMRON(欧姆龙) - Manufacturer Part Number: G5Q-1A4-DC24V - LCSC Part Number: C2931104 - Package or Case Code: RELAY-TH_G5Q-1A4 **Pins:** - COIL1 [pin 5] - COIL2 [pin 1] - MAIN [pin 2] - NO [pin 3] ### Led Driver — [ADUM1201CRZ](https://www.flux.ai/lcsc/adum1201crz.md) - Manufacturer Part Number: ADUM1201CRZ - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/Pre-ordered-Products_Analog-Devices_ADUM1201CRZ_Analog-Devices-ADI-LINEAR-ADUM1201CRZ_C660261.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Analog-Devices-ADUM1201CRZ_C660261.pdf - LCSC Part Number: C660261 - Part Type: Digital Isolators - Manufacturer Name: ADI(亚德诺) - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL **Pins:** - GND1 [pin 4] - GND2 [pin 5] - VDD1 [pin 1] - VDD2 [pin 8] - VIA [pin 7] - VIB [pin 3] - VOA [pin 2] - VOB [pin 6] ### LoRa — [WAFER-HY2.0-4PLB](https://www.flux.ai/lcsc/wafer-hy2p0-4plb.md) - Package or Case Code: CONN-SMD_4P-P2.00_C9900010652 - Part Type: Wire To Board / Wire To Wire Connector - Manufacturer Part Number: WAFER-HY2.0-4PLB - LCSC Part Number: C3029451 - Manufacturer Name: XUNPU(讯普) - JLCPCB Part Class: Extended Part **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] ### M5 Stack 4-20mA — [Pin Header 02x15 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-02x15-254mm-vertical.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: PPPC152LFBN-RC - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_10 [pin 10] - Pin_11 [pin 11] - Pin_12 [pin 12] - Pin_13 [pin 13] - Pin_14 [pin 14] - Pin_15 [pin 15] - Pin_16 [pin 16] - Pin_17 [pin 17] - Pin_18 [pin 18] - Pin_19 [pin 19] - Pin_2 [pin 2] - Pin_20 [pin 20] - Pin_21 [pin 21] - Pin_22 [pin 22] - Pin_23 [pin 23] - Pin_24 [pin 24] - Pin_25 [pin 25] - Pin_26 [pin 26] - Pin_27 [pin 27] - Pin_28 [pin 28] - Pin_29 [pin 29] - Pin_3 [pin 3] - Pin_30 [pin 30] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] - Pin_9 [pin 9] ### Polarity 1 — [Pin Header 02x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-02x04-254mm-vertical.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] ### Polarity 2 — [Pin Header 02x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-02x04-254mm-vertical.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] ### Polarity 3 — [Pin Header 02x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-02x04-254mm-vertical.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] ### PowerSW — [B4B-XH-A(LF)(SN)](https://www.flux.ai/adrian95/b4b-xh-alfsn.md) - Manufacturer Name: JST Sales America Inc. - Manufacturer Part Number: B4B-XH-A(LF)(SN) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### PS1 — [THN 15-2412WI](https://www.flux.ai/adrian95/thn-15-2412wi.md) - Manufacturer Name: Traco Power - Part Type: Power Source - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: THN 15-2412WI - Datasheet URL: https://www.tracopower.com/products/thn15wi.pdf - Package or Case Code: THN154811WI **Pins:** - -VIN_(GND) [pin 2] - -VOUT [pin 5] - +VIN_(VCC) [pin 1] - +VOUT [pin 3] - REMOTE_ON/OFF [pin 6] - TRIM [pin 4] ### PW-L — [Pin Socket 01x08 2.54mm Vertical](https://www.flux.ai/adrian95/pin-socket-01x08-254mm-vertical.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: PPPC081LFBN-RC **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] ### PW-R — [Pin Socket 01x08 2.54mm Vertical](https://www.flux.ai/adrian95/pin-socket-01x08-254mm-vertical.md) - Manufacturer Part Number: S7041-ND - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] ### Reset — [TX2-3V](https://www.flux.ai/lcsc/tx2-3v.md) - LCSC Part Number: C425156 - Part Type: Power Relays - Manufacturer Part Number: TX2-3V - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1912111437_PANASONIC-TX2-3V_C425156.pdf - Product Info Url: https://lcsc.com/product-detail/Relays_PANASONIC-TX2-3V_C425156.html - Manufacturer Name: PANASONIC(松下) - JLCPCB Part Class: Extended Part - Package or Case Code: RELAY-TH_TX2-3V **Pins:** - 1 [pin 1] - 10 [pin 10] - 12 [pin 12] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 8 [pin 8] - 9 [pin 9] ### RS485- — [Pin Header 01x05 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x05-254mm-vertical.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] ### Timer — [Pin Socket 01x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-socket-01x04-254mm-vertical.md) - Manufacturer Part Number: S7037-ND - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### TTL — [Pin Socket 01x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-socket-01x04-254mm-vertical.md) - Manufacturer Part Number: S7037-ND - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### U1 — [D24V50F5](https://www.flux.ai/jecstronic/d24v50f5.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: D24V50F5 - Part Type: Module - Datasheet URL: https://www.pololu.com/product/2851 - Manufacturer Name: Pololu **Pins:** - EN [pin 1] - GND [pin 3] - GND [pin 4] - VIN [pin 2] - VOUT [pin 5] ### U2 — [4682](https://www.flux.ai/jecstronic/4682.md) - Part Type: Module - Manufacturer Name: Adafruit Industries LLC - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://cdn-learn.adafruit.com/downloads/pdf/adafruit-microsd-spi-sdio.pdf - Manufacturer Part Number: 4682 **Pins:** - 3V [pin 1] - CLK [pin 3] - CMD/SI [pin 5] - D1 [pin 7] - D3/CS [pin 6] - DAT2 [pin 8] - DET [pin 9] - DO/SO [pin 4] - GND [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/evildr2002/firewatch2p7](https://www.flux.ai/evildr2002/firewatch2p7).* --- *Generated from [https://www.flux.ai/evildr2002/firewatch2p7](https://www.flux.ai/evildr2002/firewatch2p7)*