Knick Portavo 908 Multi Betriebsanleitung Seite 54

54
Cond
Memosens conductivity
input
Measuring range
Measuring cycle
Temperature compensation
Display resolution
(autoranging)
Concentration determination NaCl 0 – 26 wt% (0 °C / +32 °F) ... 0 – 28 wt% (+100 °C / +212 °F)
Sensor standardization
M8 socket, 4 pins, for flexible Memosens lab cable or
M12 socket, 8 pins, for flexible connecting cable for Memosens sensors
SE 615/1-MS 10 µS/cm ... 20 mS/cm
sensor
Approx. 1 s
Linear 0 ... 20 %/K, reference temperature adjustable
nLF: 0 ... +120 °C / +32 ... +248 °F
NaCl (ultrapure water with traces)
HCl (ultrapure water with traces)
NH (ultrapure water with traces)
3
NaOH (ultrapure water with traces)
Conductivity 0.001 μS/cm (c < 0.05 cm
0.01 μS/cm (c = 0.05 ... 0.2 cm
0.1 μS/cm (c > 0.2 cm
Resistivity 00.00 ... 99.99 MΩ cm
Salinity 0.0 ... 45.0 g/kg (0 ... +30 °C / +32 ... +86 °F)
TDS 0 ... 1999 mg/l (+10 ... +40 °C / +50 ... +104 °F)
Concentration 0.00 ... 100 % by wt
HCl 0 – 18 wt% (-20 °C / -4 °F) ... 0 – 18 wt% (+50 °C / +122 °F)
NaOH 0 – 13 wt% (0 °C / +32 °F) ... 0 – 24 wt% (+100 °C / +212 °F)
H SO 0 – 26 wt% (–17 °C /–1.4 °F) ... 0 – 37 wt% (+110 °C / +230 °F)
2 4
HNO 0 – 30 wt% (-20 °C / -4 °F) ... 0 – 30 wt% (+50 °C / +122 °F)
3
H SO 94 – 99 wt% (–17 °C /–1.4 °F) ... 89 – 99 wt% (+115 °C / +239 °F)
2 4
HCl 22 – 39 wt% (-20 °C / -4 °F) ... 22 – 39 wt% (+50 °C / +122 °F)
HNO 35 – 96 wt% (-20 °C / -4 °F) ... 35 – 96 wt% (+50 °C / +122 °F)
3
H SO 28 – 88 wt% (–17 °C /–1.4 °F) ... 39 – 88 wt% (+115 °C / +239 °F)
2 4
NaOH 15 – 50 wt% (0 °C / +32 °F) ... 35 – 50 wt% (+100 °C / +212 °F)
Cell constant Input of cell constant with simultaneous display of
conductivity value and temperature
Input of solution Input of conductivity of the calibration solution with
simultaneous display of cell constant and temperature
Auto Automatic determination of the cell constant
with KCl solution or NaCl solution
Specifications
)
–1
)
–1
)
–1