Hanna Instruments hi 221223 Benutzerhandbuch
4
FUNCTIONAL DESCRIPTION
1) Liquid Crystal Display (LCD).
2) CFM / GLP key, to confirm different values or to display Good Laboratory
2) CFM / GLP key, to confirm different values or to display Good Laboratory
Practice information.
3) CAL key, to enter and exit/escape the calibration mode.
4) / ºC key, to manually decrease temperature, or other parameters.
5) / ºC key, to manually increase temperature, or other parameters.
6) RCL key, to enter or exit the recall mode.
7) LOG key, to store measured data.
8) RANGE key, to select the measurement range or to switch the focused data.
9) SET / CLR key, to enter the Setup mode or clear calibration history.
10) ON / OFF switch.
11) Power supply socket.
12) BNC electrode connector.
13) Pin input socket.
14) Temperature probe socket.
15) RS232 serial communication connector.
Note: Pin input socket cannot be used as a reference input for electrodes with
4) / ºC key, to manually decrease temperature, or other parameters.
5) / ºC key, to manually increase temperature, or other parameters.
6) RCL key, to enter or exit the recall mode.
7) LOG key, to store measured data.
8) RANGE key, to select the measurement range or to switch the focused data.
9) SET / CLR key, to enter the Setup mode or clear calibration history.
10) ON / OFF switch.
11) Power supply socket.
12) BNC electrode connector.
13) Pin input socket.
14) Temperature probe socket.
15) RS232 serial communication connector.
Note: Pin input socket cannot be used as a reference input for electrodes with
separate reference.
Functions
pH Calibration
HI 223 Calibration Check
Microprocessor pH Meter
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
Front Panel
Front Panel
Primary LCD
Secondary LCD
C
ATC
pH
SLOW
FAST
POOR
GOOD
1
8
3
2
7
4
6
5
10
9
Electrode
Condition
Electrode
Response
POWER
12VDC
INPUT
TEMP
11
12
13
14
Rear Panel
Rear Panel
RS232
15
Front Panel
Rear Panel