VEGA VEGASWING 63 - Relay (DPDT) - Manual (Page 27)

27
9 Supplement
VEGASWING 63 • - Relay (DPDT)
29229-EN-130409
Accuracy (according to DIN EN 60770-1)
Reference conditions and actuating variables according to DIN EN 61298-1
Ʋ Ambient temperature +18 … +30 °C (+64 … +86 °F)
Ʋ Relative humidity 45 … 75 %
Ʋ Air pressure 860 … 1060 mbar/86 … 106 kPa (12.5 … 15.4 psig)
Ʋ Product temperature +18 … +30 °C (+64 … +86 °F)
Ʋ Product density 1 g/cm³ (0.036 lbs/in³) (water)
Ʋ Product viscosity 1 mPa s
Ʋ Superimposed pressure 0 kPa
Ʋ Sensor installation Vertically from top
Ʋ Density selection switch > 0.7 g/cm³
Measuring accuracy
Deviation
± 1 mm (0.04 in)
Influence of the process temperature on the switching point
1
3
4
2
10 ( 25 / 64
")
8 ( 5 / 16
")
6 ( 15 / 64
")
4 ( 5 / 32
")
2 ( 5 / 64
")
-2 ( -5 / 64
")
-4 ( -5 / 32
")
-6 ( -15 / 64
")
-8 ( -5 / 16
")
-10 ( -25 / 64
")
0
0 °C
(32 °F)
100 °C
(212 °F)
150 °C
(302 °F)
200 °C
(392 °F)
250 °C
(482 °F)
50 °C
(122 °F)
Fig. 30: Influence of the process temperature on the switching point
1 Shifting of the switching point in mm (in)
2 Process temperature in °C (°F)
3 Switching point at reference conditions (notch)
4 Tuning fork