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U-51
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U-52
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U-52G
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U-53
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U-53G
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Sensor head
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Temperature measurement
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-10the to 50theC
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The diameter
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96 mm
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Length
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340 mm
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Cable length
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Standard: 2 m ,options:10m
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Self editing
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.
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.
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.
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The measurement of turbidity
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_
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_
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.
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The depth allows
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30 m
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The material in contact with the solution
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PPS, glass, SUS316L, SUS304, FKM, PEEK, Q,Titaniumu,
FEP membrane, POM
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Weight
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1800 g
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Water resistant
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JIS protection level 8
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Signal processor
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External size
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115(In) X 66(D) X 283(H) mm
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Weight
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800g (1.76 lbs)
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LCD
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320 x240 liquid-crystal display
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Memory
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1000
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Information
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USB
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Pin
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4x Pin C
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Battery
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70 now
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500 measurements
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Water resistant
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JIS protection level 7
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The storage temperature
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-10theC to 60theC
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The surrounding temperature
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-5theC to 45theC
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pH
-Calibration 2 the point
-Thermally stable self
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Measuring principle
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Cell separation method
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The scope
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pH0 to 14
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The precision
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0.01 pH
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Repeat mode
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±0.05pH
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The deviation
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±0.1pH
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Oxidation Reduction Potential(ORP)
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Measuring principle
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Platinum electrode method
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The scope
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-2000 mV to +2000 mV
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The precision
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1 mV
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Repeat mode
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±5 mV
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The deviation
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±15 mV
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Dissolved Oxygen (DO)
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Measuring principle
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Polarographic method
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The scope
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0 to 50.0 mg/L
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The precision
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0.01 mg/L
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Repeat mode
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±0.1 mg/L
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The deviation
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0 to 20 mg/L: ±0.2 mg/L
20 to 50 mg/L:±0.5 mg/L
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Conductivity (COND)
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Measuring principle
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4 AC electrode method
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The scope
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0 to 10 S/m (0 to 100 mS/cm)
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The precision
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0.000 to 0.999 mS/cm:0.001,1.00 to 9.99 mS/cm: 0.01,10.0 to 99.9 mS/cm: 0.1
0.0 to 99.9 mS/m: 0.1,0.100 to 0.999 S/m: 0.001,1.00 to 9.99 S/m: 0.01
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Repeat mode
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±0.05% F.S.
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The deviation
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*±1% F.S.
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Salinity
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Measuring principle
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Conductivity conversion
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The scope
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0 to 70 PPT (permillage)
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The precision
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0.1 PPt
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Repeat mode
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±1 PPT
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The deviation
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±3 PPT
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Total Dissolved Solid (TDS)
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Measuring principle
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Conductivity conversion
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The scope
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0 to 100 g/L
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The precision
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0.1% F.S.
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Repeat mode
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±2 g/L
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The deviation
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±5 g/L
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Seawater specific gravity
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Measuring principle
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Conductivity conversion
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The scope
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0 to 50 δt
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The precision
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0.1 δt
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Repeat mode
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±2 δt
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The deviation
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±5 δt
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Temperature
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Measuring principle
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Thermistor method
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The scope
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-10 to 55°C
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The precision
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0.01°C
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Repeat mode
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*±0.10°C (at calibration point)
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The deviation
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JIS class B platinum thermometer sensor (±0.3 0.005 |t|)
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Turbidity (TURB)
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Measuring principle
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_
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LED light source and 30° scattering method
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Tungsten lamp source and
90° scattering method
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The scope
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0-800 NTU
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0-1000 NTU
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The precision
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0.1 NTU
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0.01NTU
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Repeat mode
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±5% (reading) or ±0.5 NTU whichever is greater
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±3% (reading) or ±0.1 NTU whichever is greater
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The deviation
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±5% (reading) or ±1 NTU whichever is greater
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0 to 10 NTU: ±0.5
10 to 1000 NTU: 3% (reading) or ±1 NTU whichever is greater
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Water depth
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Measuring principle
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_
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_
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The method is based on the pressure
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The scope
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0 to 30 m
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The precision
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0.05 m
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Repeat mode
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±1% F.S.
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The deviation
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±0.3 m
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GPS
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12 parallel channel
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