43
10 Supplement
WIKA Operating Instructions - Process pressure transmitter IPT-1*
Max. output current
22 mA
Load
see load diagram under Power supply
Met NAMUR recommendation
NE 43
Dynamic behaviour output
Run-up time approx.
10 s
90 %
100 %
10 %
t
t
T
A
t
t
S
2
1
Fig. 23: 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
Min.
-5 … +95 %
Ʋ
Max.
-5 … +105 %
Adjustment range of the zero/span adjustment relating to the nominal measuring range:
Ʋ
Zero
-5 … +95 %
Ʋ
Span
-5 … +105 %
Recommended max. turn down
10 : 1 (no limitation)
Nominal measuring ranges and overload capability in bar/kPa
The specifications are only an overview and refer to the measuring cell. Limitations due to the ma
-
terial and version of the process fitting are possible. The specifications on the nameplate apply.
Nominal range
Overload capacity, max.
pressure
Overload capacity, min. pres-
sure
Gauge pressure
0 … +0.4 bar/0 … +40 kPa
+2 bar/+200 kPa
-1 bar/-100 kPa