• New! USB communication enabled Model 843-USB
• Compact handheld design with rubber bumpers and a kickstand
• Clear TFT 320 X 240 display
• Digital value display with either bar graph or a simulated analog needle
• Analog output
• Single shot energy measurement with a thermopile sensor
• Compatible with  photodiode detectors and new 919P series thermopile sensors
• Backlighting and rechargeable battery

Sampling Rate	15 Hz
Display Refresh Rate	15 Hz
Display Type	High legibility TFT 320 x 240 pixel graphics LCD
Display	15 mm numeric display. High resolution analog needle also can be chosen.
Compatible Detectors	详询销售工程师
Detector Type	Low Power, High Power, Energy
Detector Input	Up to 1.3 mA for Photodiode Sensors
Accuracy	±0.25 % (Full Scale) ± 20 p A
Maximum Detector Input Current	1.4 mA
Maximum Input Power	Detector dependent
Resolution	18 bits plus sign
Wavelength Range	Detector dependent
Analog Output	0-1 V into 100 Ω, mono audio 2.5 mm jack (included)
Communication Interfaces	None
Data Storage	None
Battery Life	14 hours typical between charges.
Battery	Rechargeable Li-ion Batteries
Power Requirements	DC 12 - 16 V, 1W
Length	40 mm ( 1.6 in.)
Height	8.4 in. ( 213 mm)
Width	4.4 in. ( 113 mm)
Weight	1.0 lb ( 0.47 kg)
RoHS	Compliant
CE Certified	Yes   常用配置参数 Wavelength Range 190 to 10,60nm Power Range 1 mW - 10 W Pulse Energy, Maximum - w/o Attenuator 1 nJ/cm2 Calibration Uncertainty 3 % Calibration Uncertainty, w/ Attenuator N/A

选配探头：

Model 红外探头1

Spectral Range 780 to 1800 nm

Max. Measurable Power 2 W

Max. Measurable Power w/o Attenuator 10 mW

Pulse Energy Density, Maximum - w/o Attenuator 5 µJ/cm2

Active Diameter 0.3 cm

Detector Active Area 0.071 cm2

Power Density, Maximum Average 30 W/cm2

Pulse Energy, Maximum - w/ Attenuator 5 u J

Pulse Energy, Maximum - w/o Attenuator 5 n J

Material Germanium

Uniformity ±2 %

Calibration Uncertainty 2% @ 780-910nm, 2% @ 911-1700nm, 4%@1701-1800 nm

Calibration Uncertainty, w/ Attenuator 5% @ 780-910nm, 2% @ 911-1700nm, 4% @ 1701-1800 nm

Minimum Detectable Power 5 n W

Pulse Energy Density, Maximum - w/ Attenuator 5 mJ/cm2

Linearity ±0.5 %

Model 红外探头2

Spectral Range 780 to 1800 nm

Max. Measurable Power 2 W

Max. Measurable Power w/o Attenuator 5 mW

Pulse Energy Density, Maximum - w/o Attenuator 5 nJ/cm2

Connector Type DB15 - Newport Compatible

Active Diameter square 1 x 1 cm

Detector Active Area 1 cm2

Power Density, Maximum Average 30 W/cm2

Pulse Energy, Maximum - w/ Attenuator 0.35 u J/cm2

Pulse Energy, Maximum - w/o Attenuator 0.35 nJ/cm2

Material Germanium

Uniformity ±2 %

Calibration Uncertainty 2% @ 780-910nm, 2% @ 911-1700nm

4%@1701-1800 nm

Calibration Uncertainty, w/ Attenuator 5% @ 780-910nm, 2% @ 911-1700nm

4% @ 1701-1800 nm

Pulse Energy Density, Maximum - w/ Attenuator 5 µJ/cm2

Linearity ±0.5 %

更多探头选配，请详询销售工程师 400-050-3150