Wika WU-26 Instrukcja Użytkownika Pobierz pdf (Strona 14)

14 WIKA Operating instructions/Betriebsanleitung/Mode d'emploi/Instrucciones de servicio, WU-2X

11553678.02 GB/D/F/E 10/2012

Specications Models WU-20, WU-25 and WU-26

WU-20 / WU-25

WU-26

Pressure ranges psi 14.5 25 60 100 160 250 350 500 1000 1500

bar 1 1.7 4 7 11 17 25 36 70 100

Over pressure safety *

)

psi 120 120 120 210 320 500 750 1100 2100 3000

Burst pressure *

)

psi 1800 1800 1800 2200 2600 4800 6200 5800 8000 10500

Pressure ranges psi 2000 3000 5000

bar 145 225 360

Over pressure safety *

)

psi 4200 6600 10500

Burst pressure *

)

psi 10500 10500 12000

Other pressure ranges, pressure units (e.g. MPa, kg/cm

) and absolute pressure on request

)

1 psi = 0.069 bar

Measuring principle Metal thin-lm sensor

Materials

■

Wetted parts

- Pressure Connection 316L VIM/VAR

- Pressure sensor 2.4711 / UNSR 30003

■

Case 304 SS

Particle test ≤ 0.1 µm Particle 0.1 ptc / ft³ according to Semi E49.8

Inboard helium leak test < 1 x 10

-9

mbar l/sec (atm STD cc/sec) according to Semi F1

Surface nish Electropolished, typical Ra ≤ 0.13 µm (RA 5); max. Ra ≤ 0.18 µm (RA 7) exceeds Semi F19

Dead volume cm

WU-20 < 1.5, WU-25 < 1, WU-26 < 1

Permissible Medium Special gas / Vapour / Liquid

Power supply U+ U+ in VDC 10 ... 31 with output signal 4 ... 20 mA / 0 ... 5 V

14 ... 31 with output signal 0 ... 10 V

Signal output and RA in Ohm 4 … 20 mA, 2-wire RA

≤ (U+ – 10 V) / 0.02 A

maximum ohmic load RA 0 ... 5 V, 3-wire RA > 5 k

0 ... 10 V, 3-wire RA > 10 k

Power Pi W 1

Adjustability zero % of span -3.5 up to +3.5 (via potentiometer) Current output signal

-2 up to +3.5 (via potentiometer) Voltage output signal

7. Starting, operation

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 83 84

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