Xylem HandyLab 780 - Manual (Page 79)

79
Specifi cations
pH-calibration
Operating modes
*) AutoCal Calibration with automatic buffer recognition
MANUAL Manual calibration with entry of individual buffer values
DATA INPUT Data entry of zero and slope
-01-
(Default)
NIST standard 1.679/4.006/6.865/9.180
-02- NIST technical 1.68/4.00/7.00/10.01/12.46
-03- SI Analytics technical 2.00/4.00/7.00/10.00
-04- Knick Calimat 2.00/4.00/7.00/9.00/12.00
-05- Mettler Toledo 2.00/4.01/7.00/9.21
-06- HACH 4.01/7.00/10.01/12.00
-07- Ciba (94) 2.06/4.00/7.00/10.00
-08- Hamilton 2.00/4.01/7.00/10.01/12.00
-09- Reagecon 2.00/4.00/7.00/9.00/12.00
-10- DIN 19267 1.09/4.65/6.79/9.23/12.75
-U1- via HandyLab Pilot (User)
Permissible calibration
range
Zero point
pH 6 … 8
With ISFET: –750 … +750 mV Operating point (asymmetry)
Slope approx. 74 … 104 %
Calibration timer *) Interval 1 … 99 days, can be switched off
Memosens input, oxygen M8 socket, 4 pins, for Memosens lab cable
Display ranges 1) Saturation 0.000 ... 200.0 %
Concentration 000 μg/l … 20.00 mg/l
Partial pressure 0.0 … 1000 mbars
Temperature meas. range 1) -20 … 150 °C
Sensor standardization: Automatic calibration in air, humidity adjustable,
Zero calibration
AutoCal buffer sets *)
*) User-defi ned
1) Ranges depending on Memosens sensor
2) According to EN 60746-1, at nominal operating conditions
3) ± 1 count
4) Plus sensor error