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8. Technical Data

8.1. Data List

Description Unit Value Comments

Measurement method Pirani / Bayard-Alpert

Material in contact with media Tungsten, Stainless Steel,

Nickel

Sealing Metal

Feedthrough Glass, Ceramics

Filaments Yttriated Iridium, double

Number of filaments 2

Measuring range Torr (mbar) 7.5 x 10

-10

... 750 (1 x 10

-9

... 1000)

Pressure Torr (bar) max. 4

Repeatability % of Torr (mbar) 7.5

x 10

-8

... 0.75 (1 x 10

-7

... 1) +/- 5 %

measurement

Accuracy % of 7.5

x 10

-8

... 0.75 (1 x 10

-7

... 1) +/- 10 %

measurement

Measuring cycles ms 40

Temperature: Operating: °C (°F) +5 ... +50 (+40 ... +120)

Temperature: Storage °C (°F) -40 ... +60 (-40 ... +140)

Temperature: Bake-out °C (°F) max. 356 without

electronics

Supply: Voltage VDC 24

Supply:

Power consumption max. W 7.5

Output digital RS 232 / RS 485

Serial interface 9600 baud, 8 databits,

no parity, 1 stopbit

Electrical connection 9 poles Sub-D socket,

screwable

Adjustment Pirani with display unit or software

to atmosphere and zero if pressure

< 3.75 • 10

-5

Torr ( < 5 • 10

-5

mbar)

Protection type IP 40/IP 54

Weight kg (lbs.) 0.4 (0.88)

Internal volume, approx. cm

1.0

Dimensions: KTR34130 mm (inch) 147 x 85 x 35 (5.8 x 3.4 x 1.4) incl. flange

KTR34330 mm (inch) 156 x 85 x 35 (6.2 x 3.4 x 1.4)

Flange: KTR34130 QF16 (DN 40 KF)

KTR34330 DN 40 CF

Measuring cable length m (ft) max. 1000 (3280), only for RS 485

1 2 ... 11 12 13 14 15 16 17 18 19 20

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