8
1.9 Specifications
1.9.1 pH
Ranges
Resolution
Accuracy
0 to 14.000 pH
0 to 14.00 pH
0.001 pH
0.01 pH
±0.002 pH
±0.01 pH
Sensor Type
.......................................... Glass bulb pH sensor, combination or half cell.
Input Impedance
................................... >3 x 10
12
Ohms
Temperature Compensation
................ Automatic, 0 to 100
O
C
Calibration
............................................ Automatic asymmetry and slope calibration.
Automatic Buffer Recognition
............. pH4.00, pH6.88, pH7.00, pH9.23 & pH10.06.
Any other can be entered during calibration.
Sensor Asymmetry Range
.................... -1.00 to 1.00 pH
Sensor Slope Range
.............................. 85.0 to 105.0 %
1.9.2 Absolute and Relative mV
Ranges
Resolution
Accuracy
0 to ± 400.0 mV
0 to ±1500 mV
(auto-ranging)
0.1 mV
1 mV
±0.15 mV
±1 mV
Sensor Type
.......................................... Platinum or Gold tip ORP sensor, combination or half cell.
Ion Selective Electrodes can also be used in this mode.
Input Impedance
................................... >3 x 10
12
Ohms
1.9.3 Temperature
Range
Resolution
Accuracy
-10.0 to 120.0
O
C
0.1
O
C
±0.2
O
C
Sensor Type
.......................................... Silicon transistor
Calibration
............................................ Automatic offset calibration
Sensor Offset Range
............................. -10.0 to 10.0
O
C
