Tenmars TM-204 一体式数字照度计(20~200000Lux)

Specification
- Display: LCD
- Measurement reange: 
   + 20,200, 2000, 20000, 200000 Lux
   + 20,200, 2000, 20000 Foot-candle
- Sensor type: Silicon photodiode and filterv
- Accuracy: 
   + +/- 3% (Calibrated to standard incandescent lamp 2856º K)
   + /- 8% (other visible light source TM-204)
   + /- 6%(other visible light source TM-203/205)
- Angle deviation from cosine characteristics
   + 30º invalid  +/- 2%
   + 60º invalid  +/- 6%
   + 80º invalid  +/-25% 
- Function
   + Data hold
   + zero adjustmen
   + Max hold
   + Low- battery indication
- Dimension, mass: 172x55x38mm, 250g

Detail
 
 
 

Model

TM-203

TM-204

TM-205

Data hold

V

V

V

Max/ Min /AVG hold

V

 

 

Max hold

 

V

 

Zero adjustment

V

V

V

Auto ranging

V

 

V

Auto power off

V

 

V

Datalogger

V

 

 

 

Sensor

Silicon photodiode and filter

Measuring range

200, 2000, 20000, 200000 Lux

20,200, 2000, 20000 Foot-candle

Accuracy

+/- 3% (Calibrated to standard incandescent lamp 2856º K)

+/- 8% (other visible light source TM-204)

+/- 6%(other visible light source TM-203/205)

Angle deviation from

cosine characteristics

30º

+/- 2%

60º

+/- 6%

80º

+/-25%

 DIMENSION

Meter size (LxWxH)

172x55x38mm

Weight (including battery)

250g

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