Professional waterproof meter, pH, ORP, ISE
Professional waterproof meter, pH, ORP, ISE
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EHI98191 Professional Waterproof Meter pH/ORP/ISE
- ISE measurement units · Extensive choice of units to display readings (ppm, ppt, g/L, µg/L, mg/L, M, mol/L, mmol/L, %, w/v, user)
- Waterproof · IP67 rated waterproof, rugged enclosure
- CAL Check · Alerts users to problems during pH calibration including dirty/broken electrode, contaminated buffer and overall probe condition
- Automatic or manual temperature compensation · pH sensors incorporate a builtin temperature sensor
- Calibration · Up to a five-point pH calibration with seven standard buffers and five custom buffers available
- Approximately 200 hour battery life · Powered by (4) 1.5V AA batteries
- Clear display · Dot matrix display with multifunction virtual keys
- AutoHold · Automatically holds the first stable reading on the display
- Calibration timeout · Alerts when calibration is due at a specified interval
- Connectivity · PC connectivity via opto-isolated micro-USB with HI92000 software
- GLP · GLP data provides data from previous calibration to ensure Good Laboratory Practices are met
- Intuitive keypad · Most of the available options such as GLP information, help, range, calibration and backlight have a dedicated button.
- Supplied complete · Each meter is supplied complete with sensor, calibration solution, beakers, PC software and connection cable, instruction manual, quick start guide and batteries in a rugged, custom carrying case.
Designed for professionals The HI98191 is a rugged, portable pH/ORP/ISE meter with the performance and features of a benchtop meter. Exchange out the pH probe for an ORP probe to obtain mV readings in the ±2000 mV range. This professional, waterproof meter can easily be operated with one hand and complies with IP67 standards. The HI98191 is supplied with all necessary accessories to perform a pH/temperature measurement packaged into a durable carrying case.
Specifications HI98191
pH*
Range -2.0 to 20.0 pH; -2.00 to 20.00 pH; -2.000 to 20.000 pH
Resolution 0.1 pH; 0.01 pH; 0.001 pH
Accuracy ±0.1 pH; ±0.01 pH; ±0.002 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 five custom buffers
Temperature Compensation automatic or manual from -20.0 to 120.0°C (-4.0 to 248.0°F)
mV*
Range ±2000 mV
Resolution 0.1 mV
Accuracy ±0.2 mV
Relative mV Offset Range ±2000 mV
ISE
Range from 1.00 E-? to 9.99 E¹? concentration
Resolution 3 digits 0.01; 0.1; 1; 10 concentration
Accuracy ±0.5% of reading (monovalent ions), ±1% of reading (divalent ions)
Calibration up to five point calibration, six standard solutions available (0.1, 1, 10, 100, 1000, 10000 ppm)
Temperature*
Range -20.0 to 120.0 °C (-4.0 to 248.0°F)
Resolution 0.1°C (0.1°F)
Accuracy ±0.4°C (±0.8°F) (excluding probe error)
Additional Specifications
pH Probe HI72911B titanium body, pH electrode with internal temperature sensor, BNC connector and 1 m (3.3' cable)
Slope Calibration from 80 to 110%
Log-on-demand 300 samples (100 each pH/mV/ISE range)
PC Connection opto-isolated USB with HI92000 software and micro USB cable
Input Impedance 10¹2 Ω
Battery Type / Life 1.5V AA batteries (4) / approximately 200 hours of continuous use without backlight (50 hours with backlight)
Auto-off user selectable: 5, 10, 30, 60 min, disabled
Environment 0 to 50°C (32 to 122°F); RH 100% IP67
Dimensions / Weight 185 x 93 x 35.2 mm (7.3 x 3.6 x 1.4") / 400 g (14.2 oz.)
Ordering Information
HI98191 is supplied with HI72911B pH electrode, HI7004M pH 4.01 buffer solution (230 mL), HI7007M pH 7.01 buffer solution (230 mL), electrode cleaning solution sachet (2), 100 mL plastic beaker (2), HI92000 PC software, HI920015 micro USB cable, 1.5V AA batteries (4), quick start guide, quality certificate and instruction manual in an HI720191 rugged carrying case with custom insert.
