Sumita Optics (Dongguan)

UV sensor UV-300K

An amplifier, probe and light-guide system for real-time UV monitoring on production lines.

Sumita UV-300K amplifier, probe and light guide
Sumita Optics (Dongguan)

UV sensor UV-300K

High-performance ultraviolet sensor for production lines, featuring high-durability UV-to-visible light conversion glass.

  • Can monitor whether the set light intensity is achieved.
  • Real-time monitoring allows for timely detection of bulb aging or faults, facilitating replacement and management. When light intensity changes, signals can be promptly fed back to the controller, which then automatically adjusts to keep the illumination in a stable state.
  • There are two operating modes: intensity mode and cumulative mode. The analog signal output is 1–5V voltage / 4–20mA current (standard range). Additionally, there is a Teaching Answer function for sensitivity setting and a back function.

Application scenarios

  • Semiconductor manufacturing devices
  • Disinfection and sterilization
  • Printing
  • Air cleaning
  • UV curing
  • Lighting
  • 3D printing
  • Medical applications

Usage Examples

Amplifier

UV-300K amplifier dimensions

Amplifier specifications
ModelUV-300K
Operation indicator lightRed LED (Lit when output detection is ON)
Measurement range in power※UV-T254, UV-T365, UV-L, UV-S [254nm] 0.1–30mW/cm², 0.01–3mW/cm² (high sensitivity head); [365nm] 3–900mW/cm², 0.3–90mW/cm² (high sensitivity head); UV-T405 [405nm] 300–9,000mW/cm²
External teaching input / External reset inputON: 0–1.5V (0 V short circuit current ≤1mA); OFF: Open or 4–30V
Light intensity value display (relative value)3-digit LED, Light intensity mode: 0–125%, Integral mode: 0–200%
Detection output / Answer back outputNPN open collector (DC30V, 100mA or less)
Analog outputVoltage/current switching with a switch: 1–5V (0–100%, 6V/125%); 4–20mA (0–100%, 24mA/125%)
Detection output Threshold value settingSet % value by 1% with a switch; Light intensity mode: 10–100%; Integral mode: 10–200%
Sensitivity settingTeaching (Set value by a switch or an external control at 100%); Lowest sensitivity, highest sensitivity, zero-point setting
Cable0.15mm² shielded 7 core cabtyre cable 5.5mm diam. ×2m
Repeat accuracy±2% F.S. or less
Temperature drift0.1% F.S./°C or less
Operating environment−25–+55°C / 35–85%RH (no condensation or freezing)
Power supply voltageDC12–24V±10% (ripple P-P10% or less)
Response time300ms or less
Current consumption50mA or less (excluding output current)
WeightApprox. 140g

UV detection probe

Sensor Heads
Model※UV-T405UV-T365UV-T254UV-LUV-S
FeaturesHeat resistantLong sleeveShort sleeve
Measurement range in wavelength200~330nm, 360~420nm, 455~476nm, 517~600nm300~380nm170~380nm
Temperature drift−0.3%/°C or less (at254nm), −0.1%/°C or less (at365nm), −0.06%/°C or less (at405nm)−0.1%/°C or less
Operating environment−40–+300°C / 35–85%RH (no condensation or freezing)−40–+150°C / 35–85%RH (no condensation or freezing)
MaterialUltraviolet-visible wavelength conversion glass, stainless steel
AccessoriesM6 nuts, washers

Matching light guide

Light guides [UV-H (top) / UV-F (bottom)]

Light guide specifications
ModelUV-HUV-F
FeaturesHeat resistantFree cut
Operating environment−40–+300°C / 35–85%RH (no condensation or freezing)−40–+70°C / 35–85%RH (no condensation or freezing)
Storage temperature−40~+70°C
Total length2m (including UV protection tube)2m (UV protection tube is mounted onto 1m from its end)
MaterialBorosilicate glass, stainless steelAcrylic, polyethylene, stainless steel

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