Deliverables

General Specifications

Hardware Deliverables	Description	Remark
Complete sensor PCB design	Custom-designed PCB for welding arc-time detection system	✔
Fully assembled and tested hardware prototypes	Each unit undergoes complete functional validation	✔
Current Sensor Integration	High-accuracy current sensing circuit for Arc-On detection	✔
LoRa (Mesh) SoC	Secure long‑range wireless communication module	✔
Power Management Circuit	Optimized battery performance with low‑power modes	✔
Unique Serial Code	Printed on PCB and optional external sticker for tracking	✔
Latch / Wakeup Mechanism	Dedicated switch for power management and wake-up control	✔
Rugged Enclosure	Weatherproof, impact-resistant casing for field deployment	✔
Third‑party Lab Testing	Environmental and functional validation as needed	✔
CE and WPC Compliant Designs	Designs follow international regulatory compliance guidelines	✔

Firmware Deliverables	Description	Remark
Embedded Firmware Development	Custom firmware optimized for welding arc-time detection and real-time operation	✔
Power-Saving Algorithms	Advanced low‑power modes to maximize battery runtime	✔
Current Sensor Calibration	Signal filtering, noise suppression, and accurate threshold detection	✔
LoRa (Mesh) Stack Integration	Secure Mesh communication with adaptive data rate (ADR) support	✔
Unique Serial Code Provisioning	Automatic device identification during onboarding	✔
OTA Configuration Support	Parameter updates over LoRa (Mesh) downlink	✔
Data Transmission Engine	Reliable uplink/downlink communication with event-driven reporting	✔
Local Data Buffering	Fallback storage during connectivity loss to prevent data loss	✔
Error & Fault Diagnostics	Self-check routines, watchdog timers, and fault event logging	✔

Documentation Deliverables	Description	Remark
Hardware Documentation	PCB design files (Gerber, BOM, and schematics)	✔
Assembly Instructions	Step‑by‑step assembly and wiring guidance	✔
Firmware File	Compiled firmware image (.hex)	✔
API & Protocol Documentation	Details of communication protocol and API mapping	✔
Serial Code Provisioning Guide	Instructions for unique ID recognition during device onboarding	✔
Testing & Calibration Guide	Lab and field testing procedures for validation	✔
User Manual	Installation, activation (using a magnet), and troubleshooting steps	✔