Owner's manual

90 %
100 %
10 %
t
t
T
A
t
t
S
2
1
Fig. 11: 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:
- Percentage value -10 … 110 %
- Pressure value -20 … 120 %
Adjustment range of the zero/span adjustment relating to the nominal measuring range:
- zero -20 … +95 %
- span -120 … +120 %
7)
- 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
Nominal range Overload capacity, max.
pressure
Overload capacity, min.
pressure
Gauge pressure
0 … 0.1 bar/0 … 10 kPa 15 bar/1500 kPa -0.2 bar/-20 kPa
0 … 0.2 bar/0 … 20 kPa 20 bar/2000 kPa -0.4 bar/-40 kPa
0 … 0.4 bar/0 … 40 kPa 30 bar/3000 kPa -0.8 bar/-80 kPa
0 … 1 bar/0 … 100 kPa 35 bar/3500 kPa -1 bar/-100 kPa
7)
Values less than -1 bar cannot be set.
38 Process pressure transmitter IPT-11 Vers. 4.0 - ceramic sensor • 4 … 20 mA
10 Supplement
37301-EN-100302