Specifications
|
Range |
pH |
-2.00 to 16.00 pH; -2.000 to 16.000 pH |
mV |
± 699.9 mV; ± 2000 mV |
EC |
0.00 to 29.99 ?S/cm; 30.0 to 299.9 ?S/cm; 300 to 2999 ?S/cm; 3.00 to 29.99 mS/cm; 30.0 to 200.0 mS/cm; up to 500.0 mS/cm (uncompensed EC*) |
TDS |
0.0 to 14.99 mg/L (ppm); 15.0 to 149.9 mg/L (ppm); 150 to 1499 mg/L (ppm); 1.50 to 14.99 g/L (ppt); 15.0 to 100.0 g/L (ppt); up to 400.0 g/L actual TDS (with 0.80 factor) |
NaCl |
0.0 to 400.0 % |
Temp |
-20.0 to 120.0 °C / -4.0 to 248.0 °F |
Resolution |
pH |
0.01 pH; 0.001 pH |
mV |
0.1 mV; 1 mV |
EC |
0.01 ?S/cm; 0.1 ?S/cm; 1 ?S/cm; 0.01 mS/cm; 0.1 mS/cm; |
TDS |
0.01 mg/L; 0.1 mg/L; 1.0 mg/L; 0.01 g/L; 0.1 g/L |
NaCl |
0.10% |
Temp |
0.1 °C / 0.1 °F |
Accuracy |
pH |
± 0.01 pH; ± 0.002 pH |
mV |
± 0.2 mV; ± 1 mV |
EC |
± 1 % of reading ±(0.05 ?S/cm or 1 digit) |
TDS |
± 1 % of reading ±(0.03 ppm or 1 digit) |
NaCl |
± 1 % reading |
Temp |
± 0.4 °C / ± 0.8 °F |
Rel mV offset |
± 2000 mV |
Calibration |
pH |
1, 2 or 3 points calibration, with 7 memorized buffers (pH 1.68, 4.01, 6.86, 7.01, 9.18, 10.01 and 12.45) |
EC |
1 point slope calibration with 6 memorized solutions: (84 ?S/cm, 1413 ?S/cm, 5.00 mS/cm, 12.88 ?S/cm, 80.0 ?S/cm, 111.8 mS/cm) |
NaCl |
1 point, with MA9066 solution |
Temp |
2 point, at 0 and 50 °C / 32 and 122 °F |
Temperature Compensation |
automatic or manual, from -20.0 to 120.0 °C / -4.0 to 248.0 °F |
Temperature Coefficient |
selectable from 0.00 to 6.00 % / °C (EC and TDS only) |
pH Electrodes & Temp Probe |
MA917B/1 & MA831R (included) |
|
EC/TDS/NaCl/Temp Probe |
MA814DB/1 (included) |
|
TDS Factor |
0.40 to 0.80 (default value is 0.50) |
|
Log on demand |
up to 50 samples on each range (pH, mV, EC, TDS, NaCl) |
GLP |
last pH, EC, NaCl calibration data |
|
PC Interface |
RS232 / USB Opto-isolated |
|
Environment |
0 to 50 °C / 32 and 122 °F; max RH 95 % |
|
Input Impedance |
1012 Ohm |
|
Power supply |
12 VDC power adapter (included) |
|
Dimensions |
230 x 160 x 95 mm |
|
Weight |
0.9 kg |
|