Hot cathode / Pirani, 1000-5e-10 mbar, metal sealed, DN40CF, Profinet


Thyracont

The digital combination vacuum transducer VSH (Pirani/hot cathode) measures absolute pressure from atmospheric pressure to ultrahigh vacuum.

Product code: VSH89PNShipping and Payment

1 426 EUR excl. VAT 1 725,46 EUR incl. VAT

Not in stock (5-7 days) Watch availability - if the goods are not in stock, we normally deliver them in the usual quantity within 7 days from the date of receipt of the order
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Thyracont

The digital combination vacuum transducer VSH (Pirani/hot cathode) measures absolute pressure from atmospheric pressure to ultrahigh vacuum.

Product code: VSH89PNShipping and Payment

Parameters
Measurement principles Combination sensors, Bayard Alpert/Hot Cathode
Gas dependency depending on gas type
Measuring range mbar 1000 - 5e-10 mbar
Measurement range Torr 750 – 5.0e-10 Torr
Measuring range Torr 750 - 5.0e-10 Torr
Max, Overpressure resistance 4 bar abs.
Accuracy 1000 … 10 mbar: ca. 30 % f. r. | 10 … 1e-8 mbar: 10 % f. r.
Response time 50 ms (switching of emission current
Repeatability 10 – 1e-2 mbar: 2 % f. r. | 1e-2 – 1e-8 mbar: 5% f. r.
Materials in contact with vacuum Stainl. steel 1.4307, tungsten, nickel, glass, platinum, iridium, yttria oxide
Operating temperature +5…+50°C (Profinet)
Storage temperature -40…+65 °C
Voltage supply 20 – 30 VDC
Serial interface RS485: 9.6 kBd to 115 kBd, 8 databit, 1 stopbit, no parity
Electrical connection 1x M12 A / 2x M12 D, female
Article Number (choice of vacuum connection) DN 25 ISO-KF (VSH87), DN 40 CF-F (VSH89), DN 40 ISO-KF (VSH88)
Dimensions 141 x 69 x 48 mm (VSH88)
Protection class IP54
Weight (kg) 475 g (VSH88)
Output Signal SL 0 – 10 VDC, min. 10 kΩ, Messber. 2,199 – 7,801 VDC, log. (Default) ausgen. EtherCAT, Profinet
Serial interface RS485: 9.6 kBd to 115 kBd, 8 databit, 1 stopbit, no parity
Bake out temperature Max. 180°C at the flange (voltage supply switched-off)
Filaments / anodes Yttria coated iridium
Emission current 9 μA, 100 μA, 1.0 mA, 2,0 mA
Degas method Ohmic heating of the anode
Category Vacuum transducer
Serial interfaces Profinet, RS485