WIKA IPT-11 - Manual (Page 44)

Fulfilled NAMUR recommendations NE 43
Dynamic behaviour output
Run-up time approx. 10 s
90 %
100 %
10 %
t
t
T A
t
t
S
2 1
Fig. 20: Sudden change of the process variable, dead time t
T
, rise time t
A
and step response time t
S
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:
-
Min. -5 … +95 %
-
Max. -5 … +105 %
Adjustment range of the zero/span adjustment relating to the nominal measuring range:
-
zero -5 … +95 %
-
Span -5 … +105 %
Recommended max. turn down 10 : 1 (no limitation)
Nominal measuring ranges and overload resistance
Nominal range Overload, max. pressure Overload, min. pressure
Gauge pressure
0 … 0.4 bar/0 … 40 kPa 2 bar/200 kPa -1 bar/-100 kPa
0 … 1.6 bar/0 … 160 kPa 10 bar/1000 kPa -1 bar/-100 kPa
44 Process pressure transmitter IPT-1* Vers. 3.0 - metalic sensor • 4 … 20 mA/HART
10 Supplement
31543
-EN
-090130