Hanna Instruments pH 211 User Manual

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Microprocessor pH Meter
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Instruction Manual
Microprocessor-based
pH/mV/°C
Bench Meters
pH 210 pH 211
pH 212 pH 213
www.hannainst.com

Hanna Instruments pH 211 Specifications

General

pH Range	-2.00 to 16.00 pH
pH Resolution	0.01 pH
pH Accuracy	±0.01 pH
mV Accuracy	±0.2 mV
Temperature Resolution	0.1 °C
Temperature Accuracy	±0.5 °C
Automatic Temperature Compensation	Yes
Display	LCD
Power Supply	4 x 1.5V AAA batteries
Weight	300 g
IP Rating	IP67
mV Resolution	0.1 mV
Temperature Range	-5.0 to 105.0°C
Calibration	Automatic up to 5 points
Calibration Points	Up to five points
Input Impedance	>10¹² Ω
mV Range	±1999.9 mV

Summary

WARRANTY

PRELIMINARY EXAMINATION

GENERAL DESCRIPTION

FUNCTIONAL DESCRIPTION pH 210 AND pH 211

pH 210 AND pH 211 SPECIFICATIONS

Detailed specifications for pH 210 and pH 211 models.

FUNCTIONAL DESCRIPTION pH 212 AND pH 213

pH 212 AND pH 213 SPECIFICATIONS

Detailed specifications for pH 212 and pH 213 models.

OPERATIONAL GUIDE

POWER CONNECTION

ELECTRODE AND PROBE CONNECTIONS

INSTRUMENT START-UP

pH MEASUREMENTS

Guide for performing pH measurements.

ORP MEASUREMENTS (pH 211 and pH 213 only)

Instructions for ORP measurements on specific models.

pH CALIBRATION

TWO-POINT CALIBRATION

Detailed steps for a two-point pH calibration.

ONE-POINT CALIBRATION

TEMPERATURE CALIBRATION (for technical personnel only)

mV CALIBRATION (pH 213 only) (for technical personnel only)

PC INTERFACE (pH 212 & pH 213 only)

SETTING THE BAUD RATE AND THE COMMAND PREFIX

SENDING COMMANDS FROM PC

ELECTRODE CONDITIONING & MAINTENANCE

PERIODIC MAINTENANCE

CLEANING PROCEDURE

TROUBLESHOOTING GUIDE

RECOMMENDATIONS FOR USERS