Hot cathode / Pirani, 1000-5e-10 mbar, metal sealed, DN25KF, Profinet
Hot cathode / Pirani, 1000-5e-10 mbar, metal sealed, DN25KF, Profinet
The digital combination vacuum transducer VSH (Pirani/hot cathode) measures absolute pressure from atmospheric pressure to ultrahigh vacuum.
Product code: VSH87PNShipping and Payment
1 523 EUR excl. VAT 1 842,83 EUR incl. VAT
The digital combination vacuum transducer VSH (Pirani/hot cathode) measures absolute pressure from atmospheric pressure to ultrahigh vacuum.
Product code: VSH87PNShipping 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 |
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man_vshPN.pdf (pdf, 9.1 MB)
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Hot cathode / Pirani, 1000-5e-10 mbar, metal sealed, DN25KF, Profinet
Not in stock (5-7 days)
1 523 EUR excl. VAT
1 842,83 EUR incl. VAT
1 842,83 EUR incl. VAT