Keterangan
Research Grade Meter with Calibration Check⢠HI 4222
Mfg : HANNA
Descriptions :
Two input channels ( pH/ ORP/ ISE)
pH Calibration Checkâ¢
Five point pH and ISE calibration with standard and custom buffers
Fully customizable
GLP features
Large log memory with different logging methods
Specifications :
pH : Range : -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 ± 1 LSD
mV : Range : ± 2000 mV
Resolution : 0.1 mV
Accuracy : ± 0.2 mV ± 1 LSD
ISE : Range : 1 x 10-6 to 9.99 x 1010 concentration
Resolution : 1; 0.1; 0.01; 0.001 concentration
Accuracy : ± 0.5% ( monovalent ions) ; ± 1% ( divalent ions)
Temperature : Range : -20.0 to 120° C; -4.0 to 248.0° F; 253.15 to 393.15K
Resolution : 0.1° C; 0.1° F; 0.1K
Accuracy : ± 0.2° C; ± 0.4° F; ± 0.2K ( without probe)
Calibrations : pH : automatic, up to five point calibration, eight standard buffers available ( 1.68,
3.00, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45) , and five custom buffers
ISE : automatic, up to five point calibration, 5 fixed standard solutions available for
each measurement unit, and 5 user defined standards
pH Calibration Check⢠ : yes
Rel. mV Offset Range : ± 2000 mV
Input Channel( s) : 2 pH/ ORP/ ISE
GLP : cell constant, reference temperature/ coefficient, calibration points, cal time stamp
pH Temp. Compensation : automatic or manual from -20.0 to 120.0° C/ -4.0 to 248.0° / 253 to 393K
pH Electrode : HI 1131B glass body pH electrode with BNC connector and 1 m ( 3.3â ) cable ( included)
Temperature Probe : HI 7662-T stainless steel temperature probe with 1 m ( 3.3â ) cable ( included)
Logging : Record : 100 lots with 10, 000 record/ lot
Interval : settable between 1 and max log time
Type : automatic, log on demand, auto HOLD
Display : 240 x 320 dot-matrix color LCD with on-screen help, graphing, language selection and custom configuration
PC Connection / Power Supply : USB and RS232 / 12 VDC adapter ( included)
Environment / Dimensions / Weight  : 0-50º C ( 32 to 122º F) ( 273 to 323K) RH max 95% non-condensing / 160 x 231 x 94 mm ( 6.3 x 9.1 x 3.7â ) / 1.2 Kg ( 1.8 lbs.)
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