Hanna Instruments HI 221 User Manual

1
Instruction Manual
HI 221 HI 223
pH/mV/ºC
Bench Meters
with Calibration Check
www.hannainst.com
Manufacturer since 1978
Functions
pH Calibration
HI 223 Calibration Check
Microprocessor pH Meter
Confirm
2
Buffer
nd
CFM
Select 2
Buffer
nd
/
Confirm
1 Buffer
st
CFM
/
Select 1
Buffer
st
Start Calibration
CAL
CFM
/GLP
Show GLP Information
Set Instrument Parameters
Clear Log/Cal Information
SET/CLR
RCL
Recall Log Information
LOG
Store Log Information
Select pH/ORP
RANGE
RCL
LOG
CLR
SET
C
C
RANGE
GLP
CFM
CAL
C
ATC
pH
SLOW
FAST
POOR
GOOD

Hanna Instruments HI 221 Specifications

General

Brand	Hanna Instruments
Model	HI 221
Category	Measuring Instruments
Language	English