Conductivity  
Range 0.00 to 3000 mS
Resolution 0.01 uS minimum; 4 significant figures minimum
Relative Accuracy 0.5% reading ±1 digit
Reference Temperature 5°, 10°, 15°, 20°, 25°C
Compatible Cell Constants 0.001 to 199.9
Calibration Points Up to 5
   
Resistivity  
Range 2 Ohm to 100Meg-Ohm
Resolution 2 ohms-cm
Relative Accuracy 0.5% ± 1 digit
   
Salinity  
Type Practical salinity or natural sea water, multi-language interface, direct control of Star stirrer probe 096019 (sold separately)
Range 0.01 to 80.0 ppt NaCl equivalent; 0.01 to 42 ppt practical salinity
Resolution 0.01
Relative Accuracy ±0.1
   
TDS  
Range 0 to 200 ppt
Resolution 4 significant digits
Relative Accuracy ±0.5% reading ±1 digit
TDS Factor Range Linear, 0.01 to 10.00
   
Data-logging  
Number of Points 2000 points with date/time stamp
Log Function Manual, ready (includes AUTO-READ*), timed
Log Edit Delete individual points or all
   
pH Mode  
Range -2.000 to 20.000
Resolution 0.1, 0.01, 0.001
Relative Accuracy ±0.002
Calibration Points up to 5
   
ISE Mode  
Range 0 to 19,999 in ppm, M, mg/L, %, ppb or unitless
Resolution Up to 3 significant digits
Relative Accuracy ±0.2mV or ±0.5% of reading, whichever is greater
Calibration Points up to 5; Calibration point editing, timed nd point, linear point to point, non-linear selectable auto-blank, low concentration range stability
   
mV Mode  
Range ±2000.0
Resolution 0.1
Relative Accuracy ±0.2mV or ±0.05% of reading whichever is greater
Calibration Points 1
   
Temperature Mode  
Range -5° to 105°C (23° to 221°F)
Resolution 0.1 (0.1)
Relative Accuracy ±0.1
   
DO Mode  
Concentration Range Polarographic: ±0.2mg/L; ±2%
RDO optical: ±0.1mg/L up to 8mg/L, ±0.2mg/L up to 20mg/L, 10% of reading beyond; ±2%
Calibration Water-saturated air, air-saturated water, manual (Winkler) and zero point
   
Inputs/Outputs  
Inputs BNC, reference pin, 8-pin mini-DIN, 9-pin mini-DIN
Data Management 5000 data logs with date/time stamp
Output RS-232, USB
Display BNC, reference pin, 8-pin mini-DIN, 9-pin mini-DIN