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You are here: Product Catalog > Water analysis > pH / ORP (Redox) Selection Guide

Bench-top pH Meters

 
 

pH / mV / °C - pH Meters with Large LCD


HI 2210, HI 2211 
 

HI 2210

HI 2211

Range

-2.00 - 16.00 pH
---
-9.9 - 120.0°C

-2.00 - 16.00 pH
+/- 399.9mV; +/-2000mV
-9.9 - 120.0°C

Resolution

pH
mV
°C

0.01 pH
---
0.1°C

0.01 pH
0.1mV; 1mV
0.1°C

Accuracy @20°C

pH

mV


°C

±0.01 pH

---


±0.5°C (0.0 - 100.0°C)
±1°C outside
(excluding probe error)

±0.01 pH

±0.2 mV (±399.9 mV);
±1 mV (±2000 mV)

±0.5°C (0.0 - 100.0°C)
±1°C outside
(excluding probe error)

Calibration pH

automatic, 1 or 2 point with 5 memorized buffer values
(pH 4.01, 6.86, 7.01, 9.18, 10.01)

T° Compensation

automatic (with HI 7669/2W probe), or
manual from -9.9 to 120°C

pH Electrode

HI 1131B, glass-body, single junction,
refillable, BNC connector
1 m cable (included)

T° Probe

HI 7669/2W with 1 m (3.3') cable (included)

Power Supply

 12 Vdc adapter (included)

     

pH/mV/ISE Multi-parameter meters with Calibration CheckTM and USP


HI 4522, HI 4521
 
   

 HI 4522

 HI 4521

pH Range 

 -2.0 to 20.0;  -2.00 to 20.00;  -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

mV Range

 ±2000 mV 

Resolution

 0.1 mV 

Accuracy

 ±0.2 mV 

ISE Range  
Resolution    
Accuracy    
Conductivity Range    
Resolution    
Accuracy    
Resisitivity Range    
Resolution    
Accuracy    
TDS Range    
Resolution    
Accuracy    
Factor    
Salinity Range    
Resolution    
Accuracy    
Temperature Range    
Resolution    
Accuracy    
Calibration pH     
ISE    
Conductivity    
Salinity    
Temperature    
Input Channel(s)    
Calibration Check pH electrode and buffer condition 
Temperature
Compensation
   
Log-on-demand
Auto Data Logging
10 Lots, 5000 samples per lot  
PC Connection Opto-isolated USB and RS232 
Power Supply 12 Vdc adapter (included)
     


pH/mV/ISE Multi-parameter meters with Calibration CheckTM and USP

   
       
 pH      
 mV      
 ISE      
 Temperature      
 Calibration      




pH/mV/ISE/Temperature Bench Meters with exclusive Calibration Check TM


HI 3220, HI 3221,
HI 3222
   

 HI 3220

 HI 3221

 HI 3222

Range pH      
mV      
ISE
Resolution pH      
mV      
ISE
Accuracy pH      
mV      
ISE
Calibration pH      
ISE      
Slope
Temperature Compensation pH      
Probes        
Logging        
PC Connectivity        
Lot Logging
Power Supply        


 
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