wtw EcoLine LF 170 Bedienungsanleitung Seite 133

LF 296
Display
Measured value
Units, settings
χ measurement
Cells that can be connected 2 or 4-electrode cells
Display and measuring
range
Measured value resolution
Accuracy
Automatic temperature
compensation
Reference temperature
Calibration
Salinity measurement
Display and measuring
range
Measured value resolution
Reference temperature
Technical data
LCD 7 segment
• χ
• Temperature
Symbols
Up to 1000 mS/cm depending on the sensor type
0.001 µS/cm ... 1 mS/cm (according to the measuring
range)
± 0.5% from measuring value ± 1 digit
•
- 5 °C ... + 60 °C
(TetraCon
•
- 5 °C ... + 130 °C
(0.01 cm
+ 20 °C; + 25 °C configurable
Calibration against the standard by changing the
cell constant:
• ± 10 % (TetraCon
• ± 50 % (Cell constant 10 cm
•
0.09 cm
cell constant
0.0 ... 70.0
0.1
20 °C
3½-digit
4-digit
®
700, 600, 300)
-1 -1
; 0.1 cm ; 10 cm
®
700, 600 und 300)
-1 -1
... 1.5 cm in the variable setting of the
-1 -1
; 1 cm )
-1
)
139