Parameter: Light scattering coefficient (osp) at (450, 525 or 635 nm)
Ranges: 0.0 to > 20000 Mm-1
Lower Detachable Limit: <0.3 Mm-1 (60 second averaged data)
Secondary Measurements: Sample air temperature, RH and pressure. Enclosure temperature.
Flow Rate: 5 SLPM with default blower. Higher flow can be obtained using the external pump option (in case of common inlet e.g.)
Operating Temperature: -20 to 45 deg. C
Operating RH: 10 to 95%
Calibration: Span gas available for Co2, SF6, FM-200, R-12, R-22, R-134 or a user defined gas
Optics: Reference light source measurement
Light Source: Stable LED light source (U.S patent 7, 671, 988)
Wavelength: 525nm (green), 450nm (blue), 635nm (red)
Operating Voltage: 12 VDC (incl 110-2402 VAC, 50/60 Hz - power converter)
Power Consumption: 13 watts nominal, 45 watts with heater active
Communications/Data Logging:-
Outputs: 4 analogue outputs (2 voltage & 2 current) and 2 x RS 232 serial ports
Filtering: Kalman (digital adaptive filter), Moving average (30 seconds) or no filter
Stored Parameters: Date & Time , osp(635, 525 or 450), Air Temperature, Enclosure temperature, RH, Pressure instrument status
Capacity: Maximum of 61 days of 5 minute averages, or 12 days of 1 minute averaged data