HANNA HI-3512 Two Channel, pH/ ORP/ ISE, EC/ TD/ NaCl/ Resistivity Benchtop Meter

Spesifications : 

pH Range -2.0 to 20.0; -2.00 to 20.00; -2.000 to 20.000 pH
Resolution 0.1 pH; 0.01 pH; 0.001 pH
Accuracy ± 0.01 pH; ± 0.002 pH
mV Range ± 2000.0 mV
Resolution 0.1 mV
Accuracy ± 0.2 mV
ISE Range 1.00 E-7 to 9.99 E10 conc.
Resolution 3 digits 0.01, 0.1, 1, 10 conc.
Accuracy ± 0.5% of reading ( monovalent ions) ; ± 1% of reading ( divalent ions)
Temperature Channel 1 Range – 20.0 to 120.0 º C ( 4.0 to 248.0 º F)
Resolution 0.1 º C ( 0.1 º F)
Accuracy ± 0.2 º C ( ± 0.4 º F) ( excluding probe error)
Rel. mV Offset Range ± 2000 mV
pH Calibration up to five point calibration, seven standard buffers available ( 1.68, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45) , and two custom buffers
pH Calibration Check™ yes
Slope Calibration from 80 to 110%
pH Temp. Compensation manual or automatic from – 20.0 to 120.0 º C
( – 4.0 to 248.0 º F)
pH Electrode HI 1131B glass body pH electrode with BNC connector and 1 m ( 3.3' ) cable ( included)
Temperature probe HI 7662-T temperature probe with 1 m ( 3.3' ) cable ( included)
ISE Calibration up to five-point calibration points 6 standard solutions available ( 0.1, 1, 10, 100, 1000, 10000 ppm)
EC Range 0.000 to 400 mS/ cm ( shows values up to 1000 mS/ cm) actual conductivity 1000 mS/ cm; 0.001 to 9.999 µ S/ cm; 10.00 to 99.99 µ S/ cm; 100.0 to 999.9 µ S/ cm; 1.000 to 9.999 mS/ cm; 10.00 to 99.99 mS/ cm; 100.0 to 999.9 mS/ cm; 1000 mS/ cm ( autoranging)
Resolution 0.001 µ S/ cm; 0.01 µ S/ cm; 0.1 µ S/ cm; 0.001 mS/ cm; 0.01 mS/ cm; 0.1 mS/ cm; 1 mS/ cm
Accuracy ± 1% of reading ( ± 0.01 µ S/ cm or 1 digit whichever is greater) excluding probe error
Resistivity Range 01.0 to 199.9 ohms; 100 to 1.999 ohms; 1.00 to 19.99 Kohms; 10.0 to 199.9 Kohms; 100 to 1.999 Kohms; 1.00 to 19.99 Mohms; 10.0 to 100.0 Mohms ( autoranging)
Resolution 0.1 ohm; 1 ohm; 0.01 Kohms; 0.1 Kohms; 1 Kohms; 0.01 Mohms; 0.1 Mohms
Accuracy ± 1% of reading ( ± 10 ohms or 1 digit whichever greater) excluding probe error
TDS Range 0.000 to 9.999 ppm; 10.00 to 99.99 ppm; 100.0 to 999.9 ppm; 1.000 to 9.999 g/ L; 10.00 to 99.99 g/ L; 100.0 to 400.0 g/ L ( autoranging)
Resolution 0.001 ppm; 0.01 ppm; 0.1 ppm; 0.001 g/ L; 0.01 g/ L; 0.1 g/ L
Accuracy ± 1% of reading ( ± 0.05 ppm or 1 digit whichever greater) excluding probe error
Factor 0.40 to 1.00
Salinity Range % NaCl: 0.0 to 400.0 %
Resolution 0.1 %
Accuracy ± 1% of reading excluding probe error
Temperature Channel 2 Range -20.0 to 120° C
Resolution 0.1° C
Accuracy ± 0.2 ° C ( excluding probe error)
EC Calibration automatic up to two points with seven memorized standards ( 0.00 µ S/ cm, 84.0 µ S/ cm, 1.413 mS/ cm, 5.00 mS/ cm, 12.88 mS/ cm, 80.0 mS/ cm, 111.8 mS/ cm)
Constant Cell Setup 0.010 to 10.000
NaCl Calibration max. one point only ( with HI 7037 standard)
EC Probe HI 76310 platinum four ring conductivity/ TDS probe with 1 m ( 3.3' ) cable ( included)
Temperature Source automatic from sensor inside the probe; manual entry
EC Temp. Compensation NoTC, MTC, ATC
Reference Temperature 15, 20, 25 ° C
Temperature Coefficient 0.00 to 10.00 % / ° C
Log On Demand 400 samples
Lot Logging 5, 10, 30 seconds; 1, 2, 5, 10, 15, 30, 60, 120, 180 minutes ( max 600 samples)
PC interface opto-isolated USB
Input Impedance 1012 Ohms
Power Supply 12 VDC adapter ( included)
Environment / Dimensions / Weight 0 to 50 ° C ( 32 - 122 ° F) RH max 55% non-condensing / 235 x 207 x 110 mm ( 9.2 x 8.14 x 4.33” ) / 1.8 Kg ( 4.1 lbs.)

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