Hanna Instruments HI 9811-0 User Manual
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SPECIFICATIONS
Range
pH
0.0 to 14.0
mg/L
0 to 3000
µS/cm
0 to 6000
°C
0.0 to 70.0 (HI 9811-5 only)
Resolution
pH
0.1
mg/L
10
µS/cm
10
°C
0.1 (HI 9811-5 only)
Accuracy
pH
±0.1
(@20°C/68°F)
mg/L
±2% f.s.
µS/cm
±2% f.s.
°C
±0.5 (HI 9811-5 only)
Conversion Factor
0.5
Typical EMC
pH
±0.1
Deviation
mg/L
±2% f.s.
µS/cm
±2% f.s.
°C
±0.5 (HI 9811-5 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 9811-0
HI 1285-5 for HI 9811-5
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.)
FUNCTIONAL DESCRIPTION
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) mg/L (TDS) selection key
8) °C (Temperature) selection key, for HI 9811-5 only
9) ON/OFF key