Conventional portable dust meters are convenient to carry, but they are not suitable for continuous measurement because they are made with the assumption that each measurement time is short. For outdoor use, a separate cabinet and sampling line must be provided to avoid wind and rain.
Outdoor Dust Monitor Model FLD-1 is a dust monitor made for continuous measurement outdoors with a light-scattering dust meter in a cabinet.
By using this equipment, it is possible to easily measure the dust concentration outdoors without any modification. In addition, with its abundant output functions, it can be used to monitor dust concentrations using multiple units at site boundaries and construction sites.
Specifications
Quantity: 1 unit
Type: FLD-1 type
Extension: FLD-1 type
Type: FLD-1 type
Mass: 14kg
Height (mm): 860
Width (mm): 400
Depth (mm): 200
Measurement range: 0.001 - 100mg/m3
Power supply: AC100V, 0.5A
Accuracy: +/- 10%
Ambient temperature range: 0 - 40
Suction flow rate: 1,7L/min
Light source: Laser diode
Measurement sensitivity: 1CPM=0.001mg/m3
Measurement principle: Light scattering type
Specification: Display section, dust concentration, Suction flow rate, Pressure, Heater temperature (wind direction is optional, Wind speed, Temperature, Humidity), Mass density conversion coefficient 0.10 - 99.99, Suction pump, diaphragm type, Pump suction flow 1.7L/min, Flow temperature conversion 20 1atm, Flowmeter, mass flow sensor, Filter paper diameter 47mm, Display, liquid crystal display with backlight (20 digits x 4 stages), Sampling line, heater for dehumidification (10W), Output, analog output: DC 0-1V, 4-20mA Output items: Dust concentration (instantaneous value) alarm output: Open collector output (rated DC24V, 0.04A) Output conditions: 1. Dust concentration (flat equalizing value), 2. Dust concentration (instantaneous value), 3. Various errors, choose one of 1 -3, USB, RS-485: By sending the specified command, Getting measurement data, alarm information, Available to start, stop measurement, Measurement value, logging function log timing: Cycle: 1 - 99 minutes (maximum 9999), Items: Dust concentration, Suction flow rate, Atmospheric pressure, Heater temperature, hereunder option: Temperature, Humidity, Wind speed, Wind speed, Alarm logging function log timing: When generating alarm, Items: Power disconnection abnormality, BG measurement errors, Sensitivity compensation errors, Pump flow errors, Laser errors, Dust unit communication errors, Weather measuring device communication errors, Dehumidification heater errors, Button battery capacity alerts, Battery exhaustion of button battery