VEGA VEGAPULS SR 68 Foundation Fieldbus User Manual
Page 67
67
11 Supplement
VEGAPULS SR 68 • Foundation Fieldbus
38297-EN-130624
3
4
2
1
Fig. 54: Data of the input variable
1 Reference plane
2 Measured variable, max. measuring range
3 Antenna length
4 Useful measuring range
Max. measuring range
30 m (98.43 ft)
Recommended meas. range depending on the antenna diameter
Ʋ ø 40 mm (1.575 in)
up to 15 m (49.21 ft)
Ʋ ø 48 mm (1.89 in)
up to 20 m (65.62 ft)
Ʋ ø 75 mm (2.953 in), 95 mm (3.74 in)
up to 30 m (98.43 ft)
Ʋ Parabolic antenna
up to 30 m (98.43 ft)
Output variable
Output
Ʋ Signal
digital output signal, Foundation Fieldbus protocol
Ʋ Physical layer
according to IEC 61158-2
Damping (63 % of the input variable)
0 … 999 s, adjustable
Channel Numbers
Ʋ Channel 1
Process value
Ʋ Channel 8
Electronics temperature
Ʋ Channel 9
Count rate
Transmission rate
31.25 Kbit/s
Current value
Ʋ Non-Ex and Ex ia instrument
10 mA, ±0.5 mA