Intensity Sensor & Alarm System
AssemblyPhotodiode UV sensor continuously monitoring lamp output; alarm triggers if intensity falls below 75% rated. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Intensity Sensor & Alarm System parts and their functions
6 top-level parts · 6 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | UV Photodiode | 1× | PIN photodiode sensitive to 254 nm UV-C light |
| 2 | Transimpedance Amplifier | 1× | Transimpedance preamplifier converting photodiode current to voltage signal |
| 3 | Threshold Comparator | 1× | Analog comparator measuring lamp output against setpoint threshold |
| 4 | Alarm Control Relay | 1× | 24 VDC relay controlling audible alarm buzzer and indicator lamp |
| 5 | Audible Alarm Horn | 1× | 24 VDC piezo buzzer generating 85 dB audible alarm |
| 6 | Indicator LED | 1× | Red LED illuminating when UV output drops below safe level |
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Bill of materials for Intensity Sensor & Alarm System
6 top-level lines · 6 rows shown · 6 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | UV Photodiode | uv-water-sterilizer-photodiode-sensor | 1× | 1 | · | part |
| 2 | Transimpedance Amplifier | uv-water-sterilizer-sensor-preamp | 1× | 1 | · | part |
| 3 | Threshold Comparator | uv-water-sterilizer-comparator-circuit | 1× | 1 | · | part |
| 4 | Alarm Control Relay | uv-water-sterilizer-alarm-relay | 1× | 1 | · | part |
| 5 | Audible Alarm Horn | uv-water-sterilizer-buzzer-horn | 1× | 1 | · | part |
| 6 | Indicator LED | uv-water-sterilizer-indicator-led | 1× | 1 | · | part |
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Where the intensity sensor & alarm system 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 $1–$80. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| sunnyoptical.com ↗ | Ningbo, CN | Optics & camera modules | 1,000 pcs | 8–12 wks |
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🇨🇳OFILM
ofilm.com ↗
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Shenzhen, CN | Camera modules | 1,000 pcs | 8–12 wks |
| vvdntech.com ↗ | Gurugram, IN | Electronics & camera modules | 1,000 pcs | 8–12 wks |
| truly.net ↗ | Shanwei, CN | Displays & camera modules | 1,000 pcs | 8–12 wks |
| aactechnologies.com ↗ | Singapore | Acoustics & optics | 1,000 pcs | 8–12 wks |