Cold cathode / Pirani, 1000-5e-9 mbar, metal sealed, DN25KF
Cold cathode / Pirani, 1000-5e-9 mbar, metal sealed, DN25KF
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The digital combination transducer VSM (Pirani/cold cathode) measures absolute pressure from atmospheric pressure to ultrahigh vacuum.
Product code: VSM77DShipping and Payment
1 140 EUR excl. VAT 1 379,40 EUR incl. VAT
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The digital combination transducer VSM (Pirani/cold cathode) measures absolute pressure from atmospheric pressure to ultrahigh vacuum.
Product code: VSM77DShipping and Payment
Parameters
Measurement principles | Combination sensors, Magnetron/Cold cathode |
---|---|
Gas dependency | depending on gas type |
Measuring range mbar | 1000 - 5e-9 mbar |
Measurement range Torr | 750 – 5e-9 Torr |
Measuring range Torr | 750 - 5e-9 Torr |
Max, Overpressure resistance | 10 bar abs., 16 bar abs. with CERT31P |
Accuracy | 1000 – 10 mbar: approx. 30 % f. r. | 10 – 2e-3 mbar: 10 % f. r. | 2e-3 – 1e-8 mbar: 25 % f. r. |
Response time | 50 ms (switch-on cold cathode |
Repeatability | 10 – 1e-2 mbar: ca. 2% f. r. | 1e-2 – 1e-8 mbar: ca. 7% f. r. |
Materials in contact with vacuum | Edelstahl 1.4307, tungsten, nickel, glass, molybdenum, Al₂O₃ ceramic |
Operating temperature | +5…+60 °C |
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 | SubD 15pole, male |
Article Number (choice of vacuum connection) | DN 25 ISO-KF (VSM77), DN 40 CF-F (VSM79), DN 40 ISO-KF (VSM78) |
Dimensions | 139 x 69 x 48 mm (VSM77) |
Protection class | IP40, IP54 mit connector XB15SL05 |
Weight (kg) | 555 g (VSM77) |
Bake out temperature | Max. 160 °C at the flange (voltage supply switched-off) |
max. overload with CERT31P | up to 16 bar abs. |
Filaments / anodes | Molybdenium |
anode voltage | < 2.5 kV |
Category | Vacuum transducer |
Output signal | 0-10 V |
Serial interfaces | RS485 |
Download
man_vsm.pdf (pdf, 14.5 MB)
VSM-SL-vacuum-transducer-cold-cathode-Pirani-en.pdf (pdf, 1.3 MB)
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Cold cathode / Pirani, 1000-5e-9 mbar, metal sealed, DN25KF
Not in stock (5-7 days)
1 140 EUR excl. VAT
1 379,40 EUR incl. VAT
1 379,40 EUR incl. VAT