Benchtop pH Meters Hanna Instrument

Benchtop pH/mV Meter with 0.01 Resolution - HI2211

pH Spec

pH Range

-2.00 to 16.00 pH

pH Resolution

0.01 pH

pH Accuracy ( @25ºC/77ºF )

±0.01 pH

pH Calibration

Automatic, one or two-point with five memorized buffer values ( pH 4.01, 6.86, 7.01, 9.18, 10.01 )

pH Temp. Compensation

Automatic or manual from -9.9 to 120.0 °C

mV Range

±399.9 mV ; ±2000 mV

mV Resolution

0.1 mV; 1 mV

mV Accuracy

±0.2 mV ( ±399.9 mV ); ±1 mV ( ±2000 mV )

Temp. Spec

Temp. Range

-9.9 to 120.0 °C ( 14.2 to 248.0 °F )

Temp. Accuracy

±0.5 °C ( 0.0 - 100.0 °C ); ±1 °C ( outside )

Temp. Resolution

0.1 °C

Additional Spec

Electrode/Probe

Glass body pH electrode with BNC connector

Temp. Probe

Stainless steel temp. probe

Environment

0 to 50°C ( 32 to 122 °F; 273 to 323 K ), RH max 95% non-condensing

Input Impedance

10¹² Ohms

Power Supply

12 VDC adapter ( included )

Dimensions

240 x 182 x 74 mm ( 9.4 x 7.1 x 2.9” )

Laboratory Research Grade Benchtop pH/mV Meter with 0.001 pH Resolution - HI5221

pH Spec

pH Range

-2.0 to 20.0 pH, -2.00 to 20.00 pH, -2.000 to 20.000 pH

pH Resolution

0.1, 0.01, 0.001 pH

pH Accuracy ( @25ºC/77ºF )

±0.1 pH, ±0.01 pH, ±0.002 pH ±1 LSD

pH Calibration

Automatic, up to five point calibration, eight standard buffers available ( 1.68, 3.00, 4.01, 6.86, 7.01, 9.18, 10.01,12.45 ) and five custom buffers

pH Temp.Compensation

Automatic or manual from -20.0 to 120.0 °C

mV Range

±2000 mV

mV Resolution

0.1 mV

mV Accuracy

±0.2 mV ±1 LSD

Relative mV Offset Range

±2000 mV

Temp. Spec

Temp. Range

-20.0 to 120.0 ºC, -4.0 to 248.0 °F, 253.15 to 393.15 K

Temp. Resolution

0.1 °C, 0.1 °F, 0.1 K

Temp. Accuracy

±0.2 °C, ±0.4 °F, ±0.2 K

Additional Spec

Electrode/Probe

HI1131B glass body pH electrode with BNC connector and 1 m ( 3.3’ ) cable ( included )

Temp. Probe

HI7662-T stainless steel temp. probe with 1 m ( 3.3’ ) cable ( included )

GLP

calibration data including date, time, buffers used, offset and slope

Logging

record: 100,000 data point storage, 100 lots with 50,000 records/lot; interval: settable between 1 second and 180 minutes max log time; type: automatic, manual, AutoHold

Input Channels

1 - pH/ORP

Display

color graphic LCD with on-screen help, graphing, and custom color configuration

Connectivity

USB

Environment

0 to 50°C ( 32 to 122°F; 273 to 323 K ), RH max 95 % non-condensing

Power Supply

12 VDC adapter ( included )

Dimensions

160 x 231 x 94 mm ( 6.3 x 9.1 x 3.7” )

Weight

1.2 kg ( 2.64 lbs )