IONIVAC ITR 90 PB Profibus interface

IONIVAC ITR 90 PB Profibus interface Part no. 230031
Connecting flange: DN 40 CF
Connecting cable: Type C

Display range mbar (Torr)

5 x 10-10 to 1000 (3.75 x 10-10 to 750)

Measurement uncertainty, 10-8 - 10-2 mbar

Reproducibility, 10-8 - 10-2 mbar

15% of the meas. value 5% of the meas. value

Principles of measurement

Hot cathode ionization according to Bayard-Alpert combined with thermal conductivity according to Pirani

Degas

Electron bombardment 3 minutes, max.

Supply voltage

20 to 28  V DC, typ. 24  V DC

Power consumption, max. W

16

Storage / nominal temperature range °C

-20 to +70 / 0 to +50

Protection class

IP 30

Weight, approx.

ITR 90, DN 25 KF                    kg (lbs)

ITR 90, DN 40 CF                    kg (lbs)

0.285 (0.64)

0.550 (1.24)

Sensor

Fully sealed, exchangeable

Bake out temperature, max.           °C

150 1)

Dead volume, max.                    cm3

24 at DN 25 KF

34 at DN 40 CF

Materials in contact with the medium

Cu, W, Glas, NiFe, Mo, stainless steel, Aluminum, Iridium, Yttrium, NiCr,

Over-pressure rating (abs.)        bar

Signal output (Ra ≥ 10 kÙ)

2

Measurement signal

Error signal

0 - 10 V, 0.774 - 10 V, 0.75 V pro decade

< 0,5 V

Interface (standard / optional)

RS 232 C / ProfiBus

Electrical connection

15 way Sub-D male connector / pin contacts

Cable length, max.                 m

100 / 30 at RS 232 C