Hach Ultra MET ONE HHPC-2, Руководство пользователя, Страница: 6 / 42

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Section 1 Specifications
Specifications are subject to change without notice.
General
Dimensions (W x L x H) 114.30 mm x 209.60 mm x 57.20 mm (4.5" x 8.25" x 2.25")
Weight 1.0 kg (2.2 lb)
Number of size channels 2
Standard
0.3, 0.5 µm
0.3, 1.0 µm
IAQ 0.5, 5.0 µm
Custom 0.3 to 20 µm available
Flow rate 0.1 cfm (2.83 L/min)
Light source Laser diode; index guided (26,000 MTBF at 25 °C)
Calibration PSL particles in air (NIST traceable)
Counting efficiency 50% at 0.3 µm; 100% for particles > 0.45 µm (per JIS B9921:1997)
Zero count 1 count/5 minute (per JIS B9921:1997)
Coincidence loss 5% at 2,000,000 particles per ft
3
Relative humidity 20% to 90%, non-condensing
Temperature ± 3 °C, 10 °C to 40 °C (50 °F to 104 °F)
Data storage 100 sample records (rotating buffer)
Data recorded Counts, calibration error
Display LCD, 4 x 16 character display
Alarms Low battery, calibration error
Count modes Concentration, totalize, audio
Delay time 0 to 24 hours
Sample inlet Isokinetic probe
Interface RS232 through RJ45
Vacuum source Internal pump, flow controlled
Housing Injection molded plastic
Power AC Adapter, 12 VDC at 2.5 A, 90 to 250 VAC, 50 to 60 Hz
Rechargeable battery NiMH, 4.8 V at 4.5 Ah; replaceable
Recharge time 2 hours
Continuous Operating Time 8 hours
Standards CE, JIS B9921: 1997
Environment
Operating temperature 10 °C to 40 °C (50 °F to 104 °F)
Operating relative humidity 20% to 90%, non-condensing
Storage temperature –10 °C to 50 °C (14 °F to 122 °F)
Storage relative humidity Up to 90%, non-condensing
Compliance
Standards
JIS B 9921–1997—Light Scattering Automatic Particle Counter
Federal Standard 209E—Standard Practice for Defining Size Calibration,
Resolution and Counting Accuracy of an Air-Borne Particle Counter Using
Near-Monodispersed Spherical Particulate Material.