Hanna Instruments HI 9813-0 - Manual (Page 3)

5 4
FUNCTIONAL DESCRIPTION HI 9813-6
1) 8-pin DIN connector for probe
2) Liquid Crystal Display
3) Green and Red LEDs for Cal-Check
4) mS/cm / ppm (EC/TDS) range selection key
5) EC/TDS calibration knob
6) pH offset calibration knob
7) pH/°C range selection key
8) Check key
9) ON/OFF key
FUNCTIONAL DESCRIPTION
HI 9813-0 AND HI 9813-5
1) 8-pin DIN connector for probe
2) Liquid Crystal Display
3) pH range selection key
4) mS/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 9813-5 only
9) ON/OFF key