Tính năng và đặc điểm của cảm biến áp suất Model ST18
Measuring ranges: 0…1/0…600 bar, relative; -1…0/-1…+24 bar, relative;
0…1/0..25 bar, absolute.
Output signals: 4…20 mA, 0…5 Vcc, 0…10 Vcc.
Non-linearity (BFSL):≤ ± 0,25 % of the range, according to IEC 61298-2.
Non-repeatability:≤ 0,1 % of the range, according to IEC 61298-2.
Accuracy: ≤ ± 0,5% of the range
(1)
Thermal drift:between 0 and 80°C, 1% of span; 2,5% of span, max
(2)
Long term drift:≤ 0,1 % of span.
Zero and span adjustement: ± 10 % span typical.
Process fluid temperature:-25…+100 °C.
Ambient temperature:-25…+85 °C.
Stocking temperature:-30…+85 °C.
Response time:<4 ms (measuring); <150 ms (switching on).
Emission and immunity:according to EN 61326,
(group 1 – class B; industrial applications).
Vibration resistance:20g (10…2000 Hz, according to IEC 60068-2-6).
Shock resistance:40g (6 ms, according to IEC 60068-2-27).
Sensor: ceramic in Al2O3.
Case:in AISI 316L, vented up to 16 bar.
Protection degree: IP 65 according to IEC 60529
(3)
Process connection: in AISI 316L, hole ø 2,5 mm (with restrictor ø 0,7
mm for measuring ranges ≥ 60 bar).
Weight:0,18 kg
