TPS 90-FL, Manual, Page: 8 / 68

7
1.10.3 TDS
Ranges Resolution Accuracy
k=0.1 Sensor
0 to 1.000 ppM
0 to 10.00 ppM
0 to 100.0 ppM
0 to 1000 ppM 0.001 ppM
0.01 ppM
0.1 ppM
1 ppM ±0.5% of full scale of
selected range at 25
O
C
k=1.0 Sensor
0 to 10.00 ppM
0 to 100.0 ppM
0 to 1000 ppM
0 to 10.00 ppK 0.01 ppM
0.1 ppM
1 ppM
0.01 ppK ±0.5% of full scale of
selected range at 25
O
C
k=10 Sensor
0 to 100.0 ppM
0 to 1000 ppM
0 to 10.00 ppK
0 to 100.0 ppK 0.1 ppM
1 ppM
0.01 ppK
0.1 ppK ±0.5% of full scale of
selected range at 25
O
C
Note : Ranges are automatically selected. Exact auto-ranging points and full scales are subject to
sensor performance.
Sensor Type ...........................................Ryton
®
plastic body with two platinised platinum plates
with in-built ATC.
Temperature Compensation .................Automatic, 0 to 100
O
C
(standard Conductivity sensor is limited to 60
O
C)
Calibration ............................................Automatic zero and span calibration.
Sensor Span Range ...............................±25% of nominal k factor.
1.10.4 pH
Range Resolution Accuracy
0 to 14.00 pH 0.01 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 %