Hanna Instruments HI 9812-0 User Manual
Page 3

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SPECIFICATIONS
FUNCTIONAL DESCRIPTION
Range
pH
0.0 to 14.0
ppm
0 to 1990
µS/cm
0 to 1990
°C
0 to 60 (HI 9812-5 only)
Resolution
pH
0.1
ppm
10
µS/cm
10
°C
1 (HI 9812-5 only)
Accuracy
pH
±0.1
(@20°C/68°F)
ppm
±2% f.s.
µS/cm
±2% f.s.
°C
±1 (HI 9812-5 only)
Conversion Factor
0.5
Typical EMC
pH
±0.1
Deviation
ppm
±2% f.s.
µS/cm
±2% f.s.
°C
±1 (HI 9812-5 only)
pH Calibration
Manual, 1-point through
offset trimmer
EC/TDS Calibration
Manual, 1-point through slope trimmer
EC/TDS Temperature Automatic from 0 to 50°C (32 to 122°F)
Compensation
with ß = 2%/°C
Probe (included)
HI 1285-0 for HI 9812-0
HI 1285-5 for HI 9812-5
Battery Type
1 x 9V alkaline (IEC 6LR61)
Life
approx. 150 hours of continuous use
Environment
0 to 50°C (32 to 122°F); 100% RH
Dimensions
165 x 75 x 45 mm
(6.5 x 3.0 x 1.8")
Weight
180 g (6.3 oz.)
1) 8-pin DIN connector for probe
2) Liquid Crystal Display
3) pH range selection key
4) µS/cm (EC) range selection key
5) EC/TDS calibration knob
6) pH offset calibration knob
7) ppm (TDS) selection key
8) °C (Temperature) selection key, for HI 9812-5 only
9) ON/OFF key