3. Specifications
3.4 Accuracy
Accuracy at room temperature
Standard:
≤ ±0.5 % of span
■
Option:
≤ ±0.25 % of span
■
1) Only for measuring ranges ≥ 0.25 bar
Including non-linearity, hysteresis, zero offset and end value deviation (corresponds to measured error
per IEC 61298-2). Calibrated in vertical mounting position with process connection facing downwards.
Non-linearity (per IEC 61298-2)
≤ ±0.2 % of span BFSL
Non-repeatability
≤ ±0.1 % of span
Temperature error in rated temperature range
Nominal temperatur: 0 ... 80 °C
Mean temperature coefficient of zero point
≤ 0.2 % of span/10 K
■
< 0.4 % of span/10 K
■
1) Applies to measuring ranges ≤ 0,25 bar
Mean temperature coefficient of span
≤ 0.2 % of span/10 K
■
Settling time
≤ 10 ms
Long-term drift
≤ ±0.2 % of span/year
WIKA operating instructions pressure transmitter, model S-11
1)
1)
GB
11