Ok i need you to completely revise tbis pdf to show case everything that is in the photos and files sourced from flux ai. I need you to condense it but keep it just as explanative so that the owner software devloper or whoever can look at this and know what they are working with even of they have no hardware expertise it should look formal yet not too formal because i only have limited expertise and they will know i created the whole thing with ao of its too complex. I want the pdf to include images aswell
I’ll rebuild the document as a concise, approachable project handbook: preserve the important technical content, reconcile it with the current Flux specification and BOM, include the supplied diagrams and concept images, then export a polished replacement PDF.
I began the full revision and successfully extracted the PDF’s structure and BOM, plus both CSV power tables and both architecture/power diagrams. The source confirms the Pi 5, NVMe, LTE, LoRaWAN, visible camera, MLX90640, LiFePO₄ UPS, black enclosure, 10-minute backup target, sealed interfaces, and magnetic/strap mounting.
No revised PDF or project file was created yet. Remaining work is to reconcile all screenshots and images, rewrite the handbook in approachable language, embed the visuals, export the replacement PDF, and review it for consistency.
A rugged field gateway for restoration and structural-drying jobs. It gathers LoRaWAN environmental and material-moisture telemetry, performs local calculations and caching, captures visible and thermal images, and sends records to the company backend over cellular service.
Intended Use
Deployed by field technicians in damp, dusty demolition and drying environments.
Mounted to commercial air movers or containment poles using magnets and a strap bracket.
Headless operation: place the unit, connect power, switch it on, and confirm status from simple indicators.
First build is a proof-of-concept using commercial modules inside a purpose-built enclosure; later revisions may consolidate electronics.
What the Device Should Do
Receive 915 MHz LoRaWAN data from SenseCAP S2101 ambient nodes and S2100 structural nodes.
Calculate psychrometric GPP and process calibrated structural-moisture/WME data locally.
Cache all readings, logs, and images on NVMe storage before upload.
Upload queued records over 4G LTE and retry safely after network loss.
Capture wide-angle visible images and MLX90640 thermal data.
Continue operating for at least 10 minutes after input power is lost, then perform a controlled shutdown if power does not return.
Recover automatically when external power returns.
Main Features
Raspberry Pi 5, 8 GB
Industrial 128 GB NVMe SSD with M.2 HAT+
Sixfab LTE modem based on Telit LE910C1
915 MHz LoRaWAN gateway/interface
Raspberry Pi Camera Module 3 Wide
MLX90640 thermal array
Internal LiFePO4 backup-power system
Minimal external interface: guarded power control, power input, antenna interfaces, and restrained status indication
System Architecture
Diagram
Hardware Subsystems
Compute and Storage
Raspberry Pi 5 with active thermal management and NVMe storage. The enclosure must provide a credible sealed-system thermal path; no unsupported claim of IP65 or thermal adequacy will be made before testing.
Communications
Local 915 MHz LoRaWAN reception.
Cellular uplink with externally serviceable antenna connections or sealed antenna pigtails.
Antennas separated from noisy switching-power electronics and metal mounting hardware.
Imaging
Camera Module 3 Wide behind a flush protective optical window.
MLX90640 behind a dedicated IR-compatible window; ordinary acrylic is not assumed suitable for long-wave infrared.
Power
Protected external DC input, power-path/UPS controller, LiFePO4 battery pack, regulated 5 V rail sized for Pi 5 plus modem transients, input-power-loss detection, and orderly shutdown control.
Human Interface
One guarded or recessed master power control.
Restrained status light pipe or small indicator band: normal, connecting/fault, and backup-power/shutdown state.
No exposed internal wiring or stacked-module appearance.
Interfaces and Connections
External DC input through a sealed connector or cable gland.
LTE and LoRa antennas through sealed bulkhead interfaces or internal antennas if RF testing supports them.
Camera and thermal windows on the user-facing panel.
Internal CSI, I2C, USB/PCIe, GPIO, and power harnesses secured and strain-relieved.
Power and Runtime Expectations
Continuous external power during normal field use.
Minimum backup runtime: 10 minutes at the actual worst-case operating load.
Preferred behavior: stay online briefly, record and report the outage, then shut down cleanly before battery undervoltage.
Battery chemistry: LiFePO4 for durability and reduced thermal-runaway risk relative to common Li-ion packs.
Power Tree and Power Budget
The exact module variants must be verified before final component selection. For concept sizing, reserve a 25 W peak 5 V load envelope for the Pi 5, NVMe, radios, imaging, indicators, and modem transients.
Table
State
Provisional 5 V load
Duration/role
Typical logging
12–15 W
Normal operation
Cellular/imaging peak
Up to 25 W
Short transient sizing
Backup design case
18 W
Conservative runtime estimate
At 18 W for 10 minutes, ideal delivered energy is 3.0 Wh. Allowing conversion losses, cold/aging margin, shutdown reserve, and avoiding full discharge, the prototype should reserve at least 6 Wh usable and preferably 10–20 Wh nominal. A 12.8 V LiFePO4 pack in the approximate 1–1.5 Ah class is a sensible provisional envelope, subject to verification of its BMS, charge limits, peak current, and physical dimensions.
Diagram
Manufacturing and Assembly Expectations
Prototype: commercial modules mounted on an engineered internal carrier, with locked connectors and routed harness channels.
Enclosure concept: matte-black, rounded-rectangular premium field instrument rather than an off-the-shelf utility box.
Final ingress rating requires gasket, connector, window, and assembled-product qualification testing.
Electronics must remain serviceable without disturbing externally sealed windows and glands.
Firmware-Relevant Hardware Requirements
Detect loss and restoration of external power.
Expose battery voltage/state telemetry where supported.
Log power events locally before shutdown.
Controlled shutdown timer with a target near 8 minutes, retaining margin to complete shutdown before the 10-minute minimum expires.
Watchdog and automatic service recovery on reboot.
Physical Design Expectations
Sophisticated matte-black exterior with concealed fasteners where practical, controlled seam lines, and no visible internal components or loose wiring.
Soft rounded-rectangle body with a slightly raised or recessed sensor face.
IP65 design intent; qualification pending.
Magnetic base and integrated strap channel/bracket retained from the blueprint.
Flush visible-camera window and separate thermal-sensor window.
Antenna and power interfaces concentrated on a protected rear/lower service face.
Internal partitions or shields should visually and mechanically organize compute, RF, and battery regions.
Important Design Decisions
Preserve the blueprint architecture for the first proof-of-concept instead of immediately designing a fully integrated custom motherboard.
Treat the enclosure as a product shell around an internal module carrier, not a visible junction box.
Use internal backup power for graceful continuity and shutdown, not long-duration battery operation.
Obtain visual approval of the enclosure concept before fit-critical CAD.
Assumptions
Black exterior is a UV-stable, impact-resistant polymer or coated production enclosure; exact process is not yet selected.
Commercial module sizes, antenna types, and the final UPS pack remain provisional until sourced and measured.
The thermal sensor requires a material specifically transmissive at its operating infrared wavelength.
The first concept may use estimated internal massing because no PCB/module assembly has yet been placed in the project.
Change Notes
Added minimum 10-minute backup runtime and controlled-shutdown behavior.
Added premium matte-black product styling while retaining rugged field requirements.
Explicitly prohibited exposed module stacks, loose wiring, and utility-box appearance.