The Hach Ultra Analytics Met One 3400 Portable particle counters utilize a laser diode light source and collection optics for particle detection.
Technical specifications:
Voltage: 100-240V
Current: 3A
Flow rate 28.3 L/min (1.00 cfm)
95% confidence level
Random loss 5% at 14,126,000 particles/m3 (400,000 particles/ft3)
Light source Long Life Laser diode
Pump type Air vacuum, suitable for continuous use
Data storage 5,000 samples, scrollable on the front panel
Operating time (battery): 6 hours
External dimensions (W) x (D) x (H): 31.8 x 25.4 x 20.3 cm
Weight: 5.6 kg