Model

TM-203

TM-204

TM-205

Data hold

V

V

V

Max/ Min /AVG hold

V

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

20(TM-203/205),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

30º

+/- 2%

cosine characteristics

60º

+/- 6%

80º

+/-25%