Tenmars Light Meter
Luminance and Luminous Intensity Measurement
(Model No.: TM- 215)
Quality Product ~ Made in Taiwan
Application:
Tenmars Light Meter is designed for measuring Luminance (unit: Lux/FC) and Luminous intensity (unit: candela or CD), while complying with the specifications: DIN5032-7-2017 Class C, JJG 245-2005 Class B, JIS C 1609-1: 2006 Class A, CNS5119.
Features:
- Display of reading: LCD display with 4 digits, where the maximum number shown is 9999.
- Unit: LUX /FC/CD
- Data holding function (HOLD)
- Automatic and manual shifting
- Backlight display
- Auto power off (15 minutes after last usage) and
- disable the function.
- Maximum/minimum hold.
- Overload indication: “OL”.
- Datalogging capacity 7000 records.
- Interval of data storage: 1 second to 10 days.
- Low battery indication
- Average of 4 or 5 point
- Transmittance measurement
Specifications:
- Measuring range:
- 400.0, 4,000, 40,000, 400,000 Lux
- 40.00, 400.0, 4,000, 40,000 Foot-Candle
- Resolution:
- 0.1, 1, 10, 100 Lux
- 0.01, 0.1, 1, 10 Foot-Candle
- Accuracy: ±3% (for light source A of 2856˚K)
- Relative Spectral Response (f1´): ±8% CIE visible light V(λ)
- Cosine characteristic (f2): ±6%
- Oblique incident light characteristic (angle):
- 10˚: ±1.5%
- 30˚: ±3%
- 60˚: ±10%
- 80˚: ±30%
- Linearity (JISC 1609-1:2006) (Accuracy of various light sources):
- < 3000 Lux :±5% with reading ± 1
- 3000 Lux to 9999 Lux:±7.5% with reading ± 1
- > 10000Lux(930 FC) N/A
- Initial Adjustment(fADJ) DIN5032 Part7 JJG 245-2005: ±5% with reading ±1
- Linearity(f3) DIN5032 Part7 JJG 245-2005: ±2.5%
- Range change(f11): ±2%
- Fatigue(f5): -1%
- IR response(fIR): ±4%
- UV response(fUV): ±2.5%
- Temperature(f6T): ±1%
- Response time:
- Auto shifting: ≦5 seconds
- Manual shifting: ≦2 seconds
Accuracy is specified for ambient temperatures between 15°C to 28°C (59°F to 82°F)
Standards Certification:
- CE
- ROHS
- DIN5032-7-2017 Class C
- JJG 245-2005 Class B
- JIS C 1609-1: 2006 Class A
- CNS5119
Dimension:
- Dimensions:140x65x37.5mm(length x width x height)
- Sensor:81x57x28(H) mm(length x width x height)
- The line length of the light receiver: approximate 100 cm
- Weight: Approximately 300 grams
Accessories:
- User manual
- USB cable
- 9V battery
- Carrying case
- AC 100~240V to DC 9V/0.5A(9mm) adaptor
