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 Modes  | 
 pH  | 
 mV  | 
 Temperature  |  
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| 
 Ranges  | 
 -2.000 to 20.000  | 
 ±2.400  | 
 -5,0 to 105,0 °C  |  
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 Resolution  | 
 0,001/0,01/0,1  | 
 0,1/1  | 
 0,1  |  
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 Accuracy  | 
 ±0,001 pH  | 
 ±0,05 mV  | 
 ±0,1 °C  |  
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 Temp Compensation  | 
 Automatic and manual: -5 to 105 °C  |  
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 Slope Control  | 
 Automatic, 90 to 105%; manual, 80 to 110%  |  
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 Environment  | 
 15 - 40 °C, 0 - 90% relative humidity  |  
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 Ion Mode  | 
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 Range  | 
 1,00 x 10-9 to 9,99 x 109  | 
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 Resolution  | 
 1, 2, 3 significant digits  | 
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 Relative accuracy  | 
 ±0,09 n%  | 
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 Conductivity Mode (Models 250/220)  | 
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 Conductivity Range  | 
 0 to 300.000 µs/cm (depending on cell constant)  |  
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 Relative accuracy  | 
 0,5% reading  |  
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 Salinity ranges  | 
 Autoranging, 0.01 to 70ppt NaCl equivalent salinity Autoranging, 0.01 to 42ppt NaCl practical salinity  |  
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 Resistivity  | 
 30 Ohm•cm to 1, 10 oder 20 Megohm•cm (at cell constants of 10, 1, 0.5cm-1 respectively). Autoranging units; readout in ohm∑cm, kilohm∑cm, or megohm∑cm. Fixed units: kilohm∑cm  |  
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 Total dissolved solids  | 
 0,005 to 1,5 x 105 mg/L (at 0.5 solids factor, depending on cell constant)  |  
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 Temp coefficient  | 
 Software configurable; off or on, 0 to 4%/°C  |  
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  Meter kits includes: Meter, power supply, high performance glass-body pH/ATC electrode 300729-1, electrode arm and operation manual.
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 Features  |  
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 Large , multifunctional, backlit display  |  
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 Plain language menus  |  
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 Soft Key Help Function  |  
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 5 Calibration Points  |  
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 Auto-buffer recognition of 27 buffers  |  
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 Storage for up to 620 results  |  
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 RS232 Data Interface  |  
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 Complete GLP/GMP/ISO documentation  |   
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