Keterangan
Portable Extended Range pH/ ORP Meter HI 991002
Mfg : HANNA
Description :
Multi-level LCD display; Display the current measurement simultaneously with the current temperature.
On-screen tutorial messages
Automatic Temperature Compensation
Automatic one or two point calibration
HI 1297 pH/ ORP/ Temperature and HI 1296 pH/ Temperature probe in titanium enclosure
BEPS; ( Battery Error Prevention System) alerts the user in the event that low battery power could adversely affect readings
Battery % displayed on startup.
Compact, heavy-duty, and waterproof
Specifications
Range : pH : -2.00 to 16.00 pH
ORP : ± 1999 mV
Temperature : -5.0 to 105.0° C; 23.0 to 221.0° F
Resolution : pH : 0.01 pH
ORP : 1 mV
Temperature : 0.1° C/ 0.1° F
Accuracy ( @ 20° C) : pH : ± 0.02 pH
ORP : ± 2 mV
Temperature : ± 0.5° C up to 60° C; ± 1.0° C outside; ± 1.0° F up to 140° F; ± 2.0° F ( outside)
Temperature : automatic, -5.0 to 105.0° C ( 23.0 to 221.0° F)
Compensation Â
pH Calibration  : automatic one or two point calibration with two sets of memorized buffers
( standard 4.01, 7.01, 10.01 or NIST 4.01, 6.86, 9.18)
Electrode : HI 1297D pre-amplified pH/ ORP probe with internal temperature sensor,
DIN connector and 1 m ( 3.3â ) cable ( included)
Battery Type / Life : 1.5V ( 3) AAA / approximately 1200 hours of continuous use. auto-off after
eight minutes of non-use
Environment : 0 to 50° C ( 32 to 122° F) ; RH max. 100%
Dimensions : 152 x 58 x 30 mm ( 6.0 x 2.3 x 1.2â )
Weight : 205g ( 7.2 oz.)