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2. GENERAL SPECIFICATIONS
2.1 Measuring elements
2.2 Wetted parts
Sensor body / shaft
Earthing ring
Measuring sensor
O-ring
Reference junction
2.3 Functional specifications (at 25 °C)
Isothermal point
Reference system
Glass impedance
- G-Glass
- L-Glass
Junction resistance
Liquid outlet
Temperature element
Asymmetry potential
Slope
Sensor length
Note: The temperature sensor included in the SC25V is designed for process
compensation and for indication. It is NOT designed for process temperature
control.
2.4 Dynamic specifications
Response time pH
Response time temperature
Stabilization time pH
2.5 Operating range
pH
Temperature
- G-Glass
- L-Glass
Pressure
Conductivity
* Damaging the screw thread might influence the max process pressure.
Note: The pH operating range at room temperature is 0-14 pH, but at high temperatures
or range outside 2-12 pH the lifetime will be seriously shortened.
Note: The upper process temperature for the intrinsically safe version is limited by the
ambient temperature (T
: pH glass electrode
: Silver/Silver chloride reference
: Solid platinum electrode
: Pt1000 temperature sensor
: AR-Glass, PEEK
: Titanium
: Glass (type G or L)
: Viton (EPDM back-up)
: Porous PTFE
: pH 7 / 3.3M KCl
: Ag/AgCl with saturated KCI
: 200 MΩ nominal
: 775 MΩ nominal
: < 5 kΩ
: non-flow single junction
: Pt1000 to IEC 751
: 8 ± 15 mV
: > 96 % (of theoretical value)
: 120 mm and 225 mm
: t
< 15 sec. (for 7 to 4 pH step)
90
: t
< 90 sec. (for 10 °C step)
90
: < 2 min. (for 0.02 pH deviation during 10 sec.)
: 0 to 14
: -10 to +80 ºC (14 to 176 ºF)
: +15 to +130 ºC (59 to 266 ºF)
: 0 to 10 bar (0 to 145 psi)*
: > 10 μS/cm
.) defined for each temperature class (T3, T4, T5 and T6)
amb
IM 12B06J01-40EN-P
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