TPS WP-90, Handbook, Page: 7 / 48

Page 7
1.3 Specifications
Mode Ranges Resolution Accuracy
Specific Ions
Auto-ranging, in
units of ppM, ppK
and Exponential
Notation 3 significant
digits
± least significant
digit
pH 0 to 14.00 pH 0.01 pH ±0.01 pH
mV & Relative mV 0 to +/-500.0 mV
0 to ±1500 mV 0.15 mV
1 mV
±0.3 mV
±1 mV
Temperature
-10.0 to 120.0
O
C ±0.1
O
C ±0.2
O
C
Specific Ion Specifications
Input Impedance : >3 x 10
12
Ω
Asymmetry Range : Auto detection
Slope Range : 50.0 to 110.0 %
Temperature Compensation : Automatic, 0 to 100
O
C
Calibration : Automatic calibration in user-definable
standards.
pH Specifications
Input Impedance : >3 x 10
12
Ω
Asymmetry Range : -1.00 to 1.00 pH
Slope Range : 85.0 to 105.0 %
Temperature Compensation : Automatic, 0 to 100
O
C
Calibration : Automatic calibration in pH4.00, pH6.88,
pH7.00, pH9.23 or pH10.00 buffers.
Temperature Specifications
Temp. Sensor Offset Range : -10.0
o
C to +10.0
o
C