| sku |
HI84531U-01 |
| Range |
Low Range: 30.0 to 400.0 mg/L; 0.6 to 8.0 meq/L
High Range: 300 to 4000 mg/L; 6.0 to 80.0 meq/L |
| Resolution |
Low Range: 0.1 mg/L (ppm); 0.1 meq/L
High Range: 1 mg/L (ppm); 0.1 meq/L |
| Accuracy (@25ºC/77ºF) |
Low Range: ±1 mg/L or 3% of reading, whichever is greater
High Range: ±10 mg/L or 3% of reading, whichever is greater |
| Sample Volume |
50 mL |
| Methods |
acid-base titration (strong alkalinity/total alkalinity) |
| Principle |
endpoint titration: 8.30 pH (phenolphthalein) / 4.50 pH (bromcresol green-methyl red) |
| Pump Speed |
10 mL/min |
| Stirring Speed |
600 rpm |
| pH Range |
-2.0 to 16.0 pH; -2.00 to 16.00 pH |
| pH Resolution |
0.1 pH / 0.01 pH |
| pH Accuracy (@25ºC/77ºF) |
±0.01 pH |
| pH Calibration |
one, two or three-point calibration; four available buffers (4.01, 7.01, 8.30, 10.01) |
| Temperature Compensation |
manual or automatic |
| mV Range |
-2000.0 to 2000.0 mV |
| mV Resolution |
0.1 mV |
| mV Accuracy (@25ºC/77ºF) |
±1.0 mV |
| Temperature Range |
-20.0 to 120.0°C; -4.0 to 248.0°F; 253.2 to 393.2 K |
| Temperature Resolution |
0.1°C; 0.1°F; 0.1K |
| Temperature Accuracy (@25ºC/77ºF) |
±0.4°C; ±0.8°F; ±0.4 K |
| Logging Data |
up to 400 ( 200 titrations, 200 pH/mV readings) |
| Electrode |
HI1131B glass body, refillable, with BNC connector and 1 m (3.3’) cable (included) |
| Temperature Probe |
HI7662-T stainless steel temperature probe with 1 m (3.3’) cable (included) |
| Environment |
0 to 50°C (32 to 122°F); RH max 95% non-condensing |
| Power Supply |
12 VDC adapter (included) |
| Dimensions |
235 x 200 x 150 mm (9.2 x 7.9 x 5.9”) |
| Weight |
1.9 kg (67.0 oz.) |
| Ordering Information |
HI84531 is supplied with HI1131B pH electrode, HI7662-M temperature probe, HI84531-50 low range titrant (120 mL), HI84531-51 high range titrant (120 mL), HI84531-55 calibration standard (230 mL), 100 mL beakers (2), dosing pump valve, 5 mL syringe, 2000 �L automatic pipette with two plastic tips, tube set (aspiration tube with titrant bottle cap and dispensing tube with tip), stir bar, power adapter, instruction manual and quality certificate. |