Control Electronics and HMI
AssemblyRuns the test sequence, reads the depth and load sensors, converts depth to a hardness number on the selected scale and shows results on a touchscreen. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Control Electronics and HMI parts and their functions
7 top-level parts · 18 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Main Controller Board 4 parts | 1× | Main controller board |
| 2 | Load Cell Amplifier Board 3 parts | 1× | Load cell amplifier board |
| 3 | LCD Panel | 1× | Touchscreen display |
| 4 | Power Supply | 1× | 24 V power supply |
| 5 | Servo Driver | 1× | Servo motor driver |
| 6 | Wire Bundle | 1× | Internal wiring harness |
| 7 | Connector | 4× | Board and panel connectors |
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Bill of materials for Control Electronics and HMI
7 top-level lines · 14 rows shown · 18 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Main Controller Board 4 parts | hardness-tester-rockwell-main-board | 1× | 1 | 6 | assembly |
| 1.1 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 1.2 | Microcontroller | mcu | 1× | 1 | · | part |
| 1.3 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | · | part |
| 1.4 | Connector | connector | 3× | 3 | · | part |
| 2 | Load Cell Amplifier Board 3 parts | hardness-tester-rockwell-loadcell-amp | 1× | 1 | 4 | assembly |
| 2.1 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 2.2 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | · | part |
| 2.3 | Connector | connector | 2× | 2 | · | part |
| 3 | LCD Panel | lcd-panel | 1× | 1 | · | part |
| 4 | Power Supply | power-supply | 1× | 1 | · | part |
| 5 | Servo Driver | hardness-tester-rockwell-servo-driver | 1× | 1 | · | part |
| 6 | Wire Bundle | wire-bundle | 1× | 1 | · | part |
| 7 | Connector | connector | 4× | 4 | · | part |
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Where the control electronics and HMI is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
Sourcing: possible vendors
Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $3–$400. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
|
🇨🇳BOE
boe.com ↗
|
Beijing, CN | Display panels | 1,000 pcs | 6–10 wks |
|
🇨🇳Tianma
tianma.com ↗
|
Shenzhen, CN | Display panels | 1,000 pcs | 6–10 wks |
|
🇨🇳TCL CSOT
szcsot.com ↗
|
Shenzhen, CN | Display panels | 1,000 pcs | 6–10 wks |
| truly.net ↗ | Shanwei, CN | Displays & camera modules | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |