72
11 Supplement
VEGAPULS 69 • Two-wire 4 … 20 mA/HART
47247-EN-200427
2
1
3
2
1
3
Fig. 48: Data of the input variable, on the left metal-jacketed lens antenna and plastic horn antenna, on the right
thread with integrated horn antenna
1 Reference plane
2 Measured variable, max. measuring range
3 Usable measuring range (recommended min. distance see "Deviation")
Measuring range
Ʋ Max. measuring range
120 m (393.7 ft)
Ʋ Recommended measuring range for
thread version with integrated horn
antenna
up to 20 m (65.62 ft)
Output variable
Output signal
4 … 20 mA/HART
Range of the output signal
3.8 … 20.5 mA/HART (default setting)
Signal resolution
0.3 µA
Resolution, digital
1 mm (0.039 in)
Fault signal, current output (adjustable) ≤ 3.6 mA, >=21 mA, last valid measured value
Max. output current
22 mA
Starting current
≤ 3.6 mA; ≤ 10 mA for 5 ms after switching on
Load
See load resistance under Power supply
Damping (63 % of the input variable),
adjustable
0 … 999 s
HART output values according to HART 7.0
2)
Ʋ PV (Primary Value)
Lin. percent
Ʋ SV (Secondary Value)
Distance
Ʋ TV (Third Value)
Measurement reliability
Ʋ QV (Fourth Value)
Electronics temperature
Fulfilled HART specification
7.0
Further information on Manufacturer ID,
Device ID, Device Revision
See website of HART Communication Foundation
Output variable - Additional current output
Output signal
4 … 20 mA
2)
Default values can be assigned individually.