User guide

Technical data SenTix
14
ba75843e01 08/2009
Technical data
General data
Measurement and application characteristics
Shaft dimensions, shaft material, electrical connection
Connection cable
Accuracy of the IDS measuring technique
WTW model Reference electrolyte Junction NTC Special features
SenTix
®
950 KCl 3 mol/L, Ag
+
free Ceramic Yes Plastic shaft
SenTix
®
980 KCl 3 mol/L, Ag
+
free Platinum Yes
WTW model pH measuring range Allowed temperature
range
SenTix
®
950 0.000 ... 14.000 0 ... 80 °C (32 ... 176 °F)
SenTix
®
980 0.000 ... 14.000 0 ... 100 °C
(32 ... 212 °F)
WTW model Membrane resistance
at 25 °C
Typical application
SenTix
®
950 < 1 GOhm Field
SenTix
®
980 < 600 MOhm Laboratory
WTW model Shaft Electrical connection
Length
[mm]
Ø [mm] Material Electrode
connection
Meter con-
nection
Cable
length
SenTix
®
950 120 12 Polyamide Fixed cable Digital plug 1.5 m
SenTix
®
980 120 12 Glass Fixed cable Digital plug 1.5 m
Diameter 4.3 mm
Smallest allowed bend radius Fixed installation: 20 mm
Flexible use: 60 mm
Plug type Socket, 4 pins
Measured parameter Accuracy (± 1 digit)
pH ± 0.004
U [mV] ± 0.2
T [°C] ± 0.1