Introduction to Ultraviolet Illuminance Meter Technical Instructions for Ultraviolet Illuminance Meter
Ultraviolet illuminance meter is an instrument that measures the intensity of ultraviolet radiation in the wavelength range of 254nm. Using a dedicated blind tube ultraviolet sensor technology, it is not interfered by other rays such as sunlight and lights, and has high measurement accuracy and stable performance. With automatic battery undervoltage indication and data retention function.
Introduction
The digital ultraviolet illuminance meter is an instrument for measuring the intensity of ultraviolet radiation with a wavelength of 253.7nm. Using the dedicated blind tube ultraviolet sensor technology, it is free from interference from sunlight, light and other rays, with high measurement accuracy and stable performance. With automatic battery undervoltage indication and data retention function. The whole machine is compact and easy to use. It is suitable for monitoring the radiation intensity of ultraviolet lamps in hospitals, health and epidemic prevention departments, chemical, electronic, food processing plants, entertainment and sound institutes, etc.
technical instructions
Display mode: LCD display, the maximum reading is 1999
Measuring principle: double integral A/D conversion
Storage environment: store in a dry environment at room temperature
Working environment: temperature 10～30℃, temperature 30℃≤85%RH
Battery undervoltage indication: "+-" is displayed at the bottom of the LCD
Over-range indication: the highest digit displays "OL" or "I"
Data hold function: "H" is displayed above the LCD
Measurement wavelength: 254±10nm
Measuring angle: take the vertical line perpendicular to the sensing surface of the sensor as the axis, and surround the axis ±10.
Range: 0～2000μw/cm2, 0～2000μw/cm2, "×10" displayed under the LCD
Resolution: 1μw/cm2
Power supply battery: 9V alkaline or carbon-zinc battery 6F22
Battery life: about 200 hours for alkaline batteries, about 100 hours for carbon-zinc batteries
Dimensions: display head: 149×71×41(mm); probe sensor θ29×33(mm); wire length 2m
Weight: about 300 grams (including battery)
Key Function
1. The power switch key pOWER is used to switch the power of the instrument, press it once to turn on the power, press it again to turn off the power, cycle switching, please be sure to turn off the power when not in use.
2. Data retention HOLD
