WIKA WU-10 Mode D'emploi page 12

7. Starting, operation
Specifications Model WU-1X
Pressure ranges bar
psi
Over pressure safety bar
1)
Burst pressure bar
1)
Other pressure ranges and pressure units (e.g. MPa, kg/cm
Measuring principle Thin-film sensor
Materials
Wetted parts Sensor from 2.4711 Elgiloy
■
Process connection from 316L VIM/VAR (Process connection)
Non-wetted parts Stainless steel
■
Surface finish Electropolished, typical Ra ≤ 0.18 µm (R
Dead volume WU-10 < 1,500 mm
WU-15 < 1,000 mm
WU-16 < 1,000 mm
Permissible Medium Liquid, Gas, Vapour
Power supply U
DC 10 ... 30 V
B
DC 14 ... 30 V with output signal DC 0.1 ... 10.1 V and DC 0...10 V
Capacitive load max. 0.1 µF (Voltage output)
Max. current output < 1 mA (Voltage output; Source)
< 30 mA (Current output)
Adjustability zero ± 5 % of span via potentiometer
Settling time (10 ... 90 %) ≤ 2 ms
Dielectric strength DC 500 V
Accuracy
≤ 0.25 % of span for pressure ranges > 4 bar (BFSL)
≤ 0.5 % of span for pressure ranges ≤ 4 bar (BFSL)
≤ 0.5
≤ 1.0
Non-linearity ≤ 0.15 % of span for pressure ranges > 4 bar (BFSL) according to IEC 61298-2
≤ 0.3 % of span for pressure ranges ≤ 4 bar (BFSL) according to IEC 61298-2
1) 1 bar = 14.50 psi
2) Including non-linearity, hysteresis, zero point and full scale error (corresponds to error of measurement per IEC 61298-2). Adjusted in vertical mounting position with lower
proocess connection.
12 WIKA Operating instructions/Betriebsanleitung/Mode d'emploi/Instrucciones de servicio WU-1X
WU-16, WU-10, WU-15
4 7 10
60 100 160
8 14 20
40 70 100
®
3
3
3
% of span for pressure ranges > 4 bar
2)
2) % of span for pressure ranges ≤ 4 bar
16 25 40
250 300 500
32 50 80
160 250 510
) on request
2
7); Ra max ≤ 0.25 µm (R
A
WU-10 ,WU-15
60 100 160
1,000 1,500 2,000
120 200 320
550 720 720
10)
A
GB
250 400
3,000 5,000
500 690
720 724