pH Meter

Hanna HI5221-01 Benchtop pH Meter Laboratory ORP Temperature Tester HI 5221

Precision Research Grade Lab Instrument • High Resolution Color Display • USB Data Output

No probe stand

QC PASS Tested & Working

At a glance

Manufacturer

Hanna Instruments

Model

HI5221 Laboratory Research Grade Benchtop pH/mV

Part / Catalog #

HI5221-01

Serial #

07430071

Year / DOM

July 2024

Condition

Used, Excellent, Needs Fresh Calibration

What's Included

Hanna Instruments HI 5221 Benchtop pH Meter (Main Unit)
Hanna HI1332 Plastic Body pH Electrode
Hanna HI7662-W Stainless Steel Temperature Probe
12Vdc Power Supply Adapter (115V US Plug)
Nothing else is included unless shown in the photos

Condition & Testing

Powers on and reads live pH/temp, but displays a "Factory calibration data expired" at startup ; Instrument calibration is the buyer's responsibility.

Specifications

Range (pH)	-2.0 to 20.0 pH / -2.00 to 20.00 pH / -2.000 to 20.000 pH
Range (mV)	±2000.0 mV
Temperature range	-20.0 to 120.0 °C / -4.0 to 248.0 °F / 253.2 to 393.2 K
Resolution (pH)	0.1 pH / 0.01 pH / 0.001 pH
Resolution (mV)	0.1 mV
Resolution (temperature)	0.1 °C / 0.1 °F / 0.1 K
Accuracy at 25 °C / 77 °F (pH)	±0.1 pH / ±0.01 pH / ±0.002 pH ±1 last significant digit
Accuracy at 25 °C / 77 °F (mV)	±0.2 mV ±1 last significant digit
Accuracy at 25 °C / 77 °F (temperature)	±0.2 °C / ±0.4 °F / ±0.2 K
Relative mV offset range	±2000.0 mV
pH calibration	Up to five points calibration, 8 standard buffers available (pH 1.68, 3.00, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45), and 5 custom buffers
Temperature user calibration	3 points (0, 50, 100 °C)
Input channel	1 pH/mV
Temperature compensation	Manual or Automatic
GLP	Electrode offset / slope, calibration points, calibration time stamp, date, time and buffers/standards used
Logging record	Up to 100 lots, 50,000 records max/lot / maximum 100,000 data points/channel
Logging interval	14 selectable between 1 second and 180 minutes
Logging type	Automatic, Manual and Auto Hold
pH electrode	HI1131B
Temperature probe	HI7662-W
PC interface	Opto-isolated USB
Input impedance	10¹² Ω
Display	Color Graphic LCD (240 x 320 pixels)
Power supply	12 Vdc adapter
Environment	0 - 50 °C / 32 - 122 °F / 273 - 323 K max. 95% RH non-condensing
Dimensions	160 x 231 x 94 mm (6.3 x 9.1 x 3.7")
Weight	1.2 kg (2.6 lbs.)

Specs from manufacturer literature for reference. Verify against your application.

Terms & Conditions

Payment

We accept most payment types and work with your organization's accounting requirements.
Contact us if you need a formal quote or to procure with a PO.

Shipping

Items ship within 1 to 2 business days after cleared payment.
We ship via USPS, FedEx, UPS, or freight, to the contiguous USA and worldwide.
Worldwide buyers are responsible for customs and duty import charges.
Need expedited service or billing to your own FedEx or UPS account? Tell us at purchase.
You may arrange your own shipping through your own carrier on request.

Return Policy

60-day returns on all products from time of delivery.
If anything is not right, contact us first. We want you fully satisfied.

Why BioLabTek

We power on and function-test, then document what we saw
Photos show the exact unit you receive
Instruments packed to survive the carrier
POs and formal quotes welcome for academic and corporate buyers