Luminance measurement photometer TES-1339P

handheldautorangingUSB

Autoranging 5 steps and conversion to µmole/m²/s (PPFD: Photosynthetic Photon Flux Density). Integral illuminance measurement and conversion to mole/m²/d (Daily light integral). Luminous intensity measurement. Point - average function. User calibration factor (CAL) and spectral correction factor (SCF) function. (include LED) Time-hold function. Dual Display, 4 digit LCD reading. Spectral Sensitivity close to CIE photopic Curve. Accurate and Instant response. Data Hold function. Data memory and read function. Reference value stored for relative or percentage deviation measurement. Ripple measurement for STRAY + LIGHT function. Comparator function. Auto power off function. Auto datalogging & USB interface. Overrange Display OL is displayed Resolution 0.01 Lux, 0.001 fc Accuracy ±3% rdg ±5dgt (Calibrated to standard incandescent lamp, 2856 K) CIE photopic f ’1 ≦6% Temperature Characteristics ±0.1% /℃ Measuring Rate Approximately 5 time/sec Photosensor Silicon photodiodes Data Memory Capacity 99 sets. (Direct reading from LCD display) Data Logger Capacity 40000 sets. Operating / Storage Conditions 0℃ ~ 40℃ <80% RH / -10℃ ~ 50℃ <70%RH Power Source 6 pcs AAA size Battery Battery Life (typical) 100 hours Photosensor Lead Length 150 cm (approx.) Photosensor Dimensions 92(L) ×60(W) ×29(H)mm Dimension 150(L) × 72(W) × 35(H)mm Weight 320g Accessories Carrying case, Instruction manual, Battery, CD software, RS232 to USB cable.