74
11 Supplement
VEGAPULS 67 • Profibus PA
36533-EN-170405
Max. measuring range
15 m (49.21 ft)
Recommended measuring range
up to 15 m (49.21 ft)
Output variable
Output signal
digital output signal, format according to IEEE-754
Sensor address
126 (default setting)
Damping (63 % of the input variable)
0 … 999 s, adjustable
Profibus PA profile
3.02
Number of FBs with AI (function blocks
with analogue input)
3
Default values
Ʋ 1. FB
Primary Value (filling height linearized in %)
Ʋ 2. FB
Secondary Value 1 (filling height in %)
Ʋ 3. FB
Secondary Value 2 (distance value)
Current value
Ʋ Non-Ex and Ex ia instrument
10 mA, ±0.5 mA
Ʋ Ex-d-ia instruments
16 mA, ±0.5 mA
Resolution, digital
< 1 mm (0.039 in)
Accuracy (according to DIN EN 60770-1)
Process reference conditions according to DIN EN 61298-1
Ʋ 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)
Installation reference conditions
Ʋ Min. distance to internal installations > 200 mm (7.874 in)
Ʋ Reflector
Flat plate reflector
Ʋ False reflections
Biggest false signal, 20 dB smaller than the useful signal
Deviation with liquids
See following diagrams
10 mm (0.394 in)
- 10 mm (- 0.394 in)
2 mm (0.079 in)
- 2 mm (- 0.079 in)
0
1 2
3
1,0 m
(3.280 ft)
Fig. 54: Deviation under reference conditions
1 Reference plane
2 Antenna edge
3 Recommended measuring range