TPS Aqua-pH, Manual, Page: 6 / 27

Page 5
1.3 Specifications
Ranges Resolution Accuracy
pH
0 to 14.00 pH 0.01 pH ±0.01 pH
mV
0 to ±1500 mV 1 mV ±1 mV
Temperature
-10.0 to 120.0
O
C 0.1
O
C ±0.2
O
C
Additional pH Specifications
Temperature Compensation...............Automatic, 0 to 50.0
O
C
pH Input Impedance...........................>3 x 10
12
Ω
pH Asymmetry Range ........................-1.00 to 1.00 pH
pH Slope Range.................................85.0 to 105.0%
Auto pH Buffer Recognition................pH4.00, pH6.88, pH7.00 pH9.23,
pH10.06
Additional Temperature Specifications
Temperature Sensor Offset Range ....-10.0
o
C to +10.0
o
C
General Specifications
Display ...............................................24 Character alphanumeric LCD,
with full text prompts and error
messages.
Power.................................................9V Alkaline Battery for 100+ hours
operation.
Battery Saver .....................................On : Auto switch-off after 5
minutes
Off : Continuous use
Dimensions ........................................157 x 78 x 35 mm
Mass ..................................................Instrument only : Approx 200g
Full Kit : Approx 1.5kg
Environment.......................................Temperature : 0 to 45
O
C
Humidity : 0 to 90 % R.H.