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MODEL
HI 4222
ÃøÁ¤¹üÀ§
pH
-2.000 to 20.000pH
mV
¡¾2000mV
ISE
1 x 10-7to 9.99 x 10100 concentration
¡É
-20.0 to 120.0¡ÆC
ÃÖ¼ÒÃøÁ¤´ÜÀ§
pH
0.1 pH; 0.01 pH; 0.001 pH
mV
0.1 mV
ISE
1; 0.1; 0.01; 0.001 concentration
¡É
0.1¡É
Á¤È®µµ
pH
¡¾0.1 pH; ¡¾0.01 pH; ¡¾0.002 pH
mV
¡¾0.2 mV
ISE
¡¾0.5% FS
¡É
¡¾0.2¡ÆC
Calibrationl
pH
Automatic up to 5 points with 8 memorized values
(pH 1.68, 3.00, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45) + 5 custom buffers
ISE
Automatic, up to 5 points with 6 standard + 5 custom values
¡É
3 points
Relative mV Offset Range
¡¾2000 mV
Input Channel(s)
2 pH/mV/ISE
Calibration Check
pH electrode and buffer condition
Temperature Compensation
Automatic or manual from -20.0 to 120.0¡ÆC
Log on Demand
10 Lots, 5000 samples per lot
Auto Endpoint
Yes
PC Connection
Opto-isolated USB and RS232
Display
240 x 320 dot-matrix color LCD with on-screen help,
graphing, language selection and custom configuration
Power Supply
12 VDC adapter (included)
Environment
0 to 50¡ÆC ; RH max 95%
Dimensions
160 x 231 x 94 mm

Weight

1.2§¸