mV Range
-2000.0 to 2000.0 mV
mV Calibration
single point offset
pH Range
-2.000 to 20.000 pH; -2.00 to 20.00 pH; -2.0 to 20.0 pH
pH Resolution
0.001 pH; 0.01 pH; 0.1 pH
pH Calibration
up to five-point calibration, eight standard buffers and five custom buffers
pH Temperature Compensation
automatic from -5.0 to 105.0C; 23.0 to 221.0F
ISE Range
1 x 10?6 to 9.99 x 10 concentration
ISE Resolution
1; 0.1; 0.01 concentration
ISE Accuracy
0.5% (monovalent ions); 1% (divalent ions)
ISE Calibration
automatic, up to five point calibration, seven fixed standard solutions available (0.01, 0.1, 1, 10, 100, 1000, 10000 choice of concentration) and five custom solutions
Temperature Range
-5.0 to 105.0C; 23.0 to 221.0F; 268.2 to 378.2K
Temperature Resolution
0.1C; 0.1F; 0.1K
Temperature Accuracy
0.1C; 0.2F; 0.1K, excluding probe error
Potentiometric Titrations
acid/base (pH or mV-mode), redox, precipitation, complexometric, non-aqueous, ion-selective, argentometric
Analog Boards Capability
one analog board for pH/ORP/ISE
Measurement Units
user-specified expression of concentration units to suit specific calculation requirements
Endpoint Criteria
single equivalence point (1st or 2nd derivative) or fixed pH/mV value
Dosing Pump Capability
one included
Flow Rate
user-selectable from 0.1 mL/min to 2 x burette volume/min
Dosing Accuracy
0.1% of full burette volume
Burette
one 25 mL burette included
Burette Size Capability
5, 10, 25, and 50 mL (auto-detection)
Dosing Pump Resolution
1/40000
Stirrer Type
overhead propeller type
Stirrer Speed
200 to 2500 rpm, resolution 100 rpm
Titrator Methods
up to 100 methods (standard and user-defined)
Dimensions
390 x 350 x 380 mm (15.3 x 13.8 x 14.9 in)
Weight
approximately 9 kg (20 lbs.) (with one pump, stirrer and sensors)
Ordering Information
HI901W includes titrator with one analog board, overhead propeller stirrer with stand, 25 mL glass burette, dosing pump, temperature sensor, USB cable, 256 MB USB flash drive and PC software.