VEGA VEGAFLEX 65 4 … 20 mA_HART four-wire User Manual
Page 40
2
4
5
3
1
2
4
5
3
1
Fig. 14: Measuring ranges of VEGAFLEX 65
1
Reference plane
2
Probe length L
3
Measuring range (default setting refers to the measuring range in water)
4
Upper dead band (see diagrams under Accuracy - grey section)
5
Lower dead band (see diagrams under Accuracy - grey section)
Output variable
O
utput signal
4 … 20
mA/HART (active)
C
ycle time
min. 1 s (dependent on the parameter setting)
S
ignal resolution
1.6 µA
F
ailure signal current output (adjustable)
mA value unchanged 20.5 mA, 22 mA, < 3.6 mA
(
adjustable)
M
ax. output current
22
mA
L
oad
<
500 Ω
3)
D
amping (63 % of the input variable)
0 … 999
s, adjustable
F
ulfilled NAMUR recommendations
NE
43
HART
output values
-
1. HART
value (Primary Value)
D
istance to the level
-
2. HART
value (Secondary Value)
D
istance to the level - scaled (for example hl, %)
3)
W
ith inductive load ohmic share min. 25 Ω/mH.
40
VEGAFLEX
65 • 4 … 20
mA/HART - four-wire
10 S
upplement
31846
-EN
-120329