Output
(Continuation)
Output signal
Standard:
≥
21.5 mA
Options:
max.:
settling in the range 21…22.5 mA
continue: last measured value held
min.:
3.6 mA
Resolution
1µA
Damping (Integration time)
adjustable, 0…16 s via rotary switch
Adjusting range
freely adjustable within the limits of lower range-value and upper
range-value
Accuracy
Reference conditions
DIN IEC 770 T
U
=+25°C (+77°F)
Accuracy data adopted after entering "Low Sensor Trim" and
"High Sensor Trim" for lower range-value and upper range-value
(span based on zero point)
Linearity including hysteresis
and reproducibility
based on the limit point
method to IEC 770
*
lower range-value=0
to TD 10:1: ± 0.1% of set span
*
for TD 10:1 to 20:1:
±0.1% x [nominal value/(set span
*
x 10)]
1 bar sensors:
to TD 10:1: ± 0.2% of set span
*
for TD 10:1 to 20:1:
±0.2% x [nominal value/(set span
*
x 10)]
Long-term drift
±0.1% of nominal value per year
T
63%
(
τ
)
300 ms
Thermal effects
(with reference to the set span)
for –10…+60°C: ± (0.1% x TD + 0.1%)
for –20…–10°C, +60…+85°C: ± (0.2% x TD + 0.2%)
1 bar sensors:
for –10…+60°C: 2 x ± (0.1% x TD + 0.1%)
for –20…–10°C, +60…+85°C: 2 x ± (0.2% x TD + 0.2%)
Temperature hysteresis
<0.1% (<0.2% for 1 bar sensors) of nominal value
Response under irradiation
max. deviation 6% at a cumulative total dose of 10 Gy
Vibration load
type-tested as per KTA 3505 and IEEE standard 323/344
Seismic construction
no deviation of the output signal at maximum twice-repeated effect of a
mechanical load as per diagram
100
10
1
0.1
0.1
1
10
100
horizontal
vertical
Required response spectrum of safe shutdown earthquake (SSE)
Frequency [Hz]
Ac
c
e
le
rat
io
n
[g
P
eak
]
Corner frequencies:
1 Hz H: 1 g
5 Hz H: 13.5 g
20 Hz H: 13.5 g
50 Hz H: 5.4 g
Vertically each 70%
from the horizontal
value
–1
0
0.3
1
Explanation of terms:
Turndown
(TD) =
nominal value/ set span
Example:
nominal value = 3000 mbar
set span = 1000 mbar
TD = 3:1
nominal value
set span
Cerabar S
9 Technical Data
Hauser
49
