VEGA VEGABAR 55 Profibus PA User Manual
Page 47
47
10 Supplement
VEGABAR 55 • Profibus PA
36735-EN-130321
Ʋ Connection cable with IP 68 1 bar
version
PE, PUR
Weight approx.
0.8 … 8 kg (1.764 … 17.64 lbs), depending on process
fitting
Output variable
Output signal
digital output signal, format according to IEEE-754
Sensor address
126 (default setting)
Current value
10 mA, ±0.5 mA
Dynamic behaviour output
Run-up time approx.
10 s
90 %
100 %
10 %
t
t
T
A
t
t
S
2
1
Fig. 27: Sudden change of the process variable. t
T
: dead time; t
A
: rise time; t
S
: jump response time
1 Process variable
2 Output signal
Dead time
≤ 150 ms
Rise time
≤ 100 ms (10 … 90 %)
Step response time
≤ 250 ms (ti: 0 s, 10 … 90 %)
Damping (63 % of the input variable)
0 … 999 s, adjustable
Input variable
Adjustment
Adjustment range of the min./max. adjustment relating to the nominal measuring range:
Ʋ Percentage value
-10 … 110 %
Ʋ Pressure value
-20 … 120 %
Adjustment range of the zero/span adjustment relating to the nominal measuring range:
Ʋ zero
-20 … +95 %
Ʋ Span
-120 … +120 %
9)
Ʋ Difference between zero and span
max. 120 % of the nominal range
Recommended max. turn down
10 : 1 (no limitation)
Nominal measuring ranges and overload capability in bar/kPa
9)
Values less than -1 bar cannot be set.