Burkert Type 8112 Manual do Utilizador descarregar pdf (Página 29)

Inﬂuence of the process pressure to the switching point

(174,1)

(551,1)

(362,6)

(739,7)

(928,2)

10 (

(

4 (

(

-2

(

-5

-4

(

-5

-6

(

-15

-8

(

-5

-10

(

-25

Fig. 24: Inﬂuence of the process pressure to the switching point

1 Shifting of the switching point in mm (in)

2 Process pressure in bar (psig)

3 Switching point at reference conditions (notch)

4 Tuning fork

Repeatability 0.1 mm (0.004 in)

Hysteresis approx. 2 mm (0.08 in) with vertical installation

Switching delay approx. 500 ms (on/oﬀ)

Frequency approx. 1200 Hz

Ambient conditions

Ambient temperature on the housing -40 … +70 °C (-40 … +158 °F)

Storage and transport temperature -40 … +80 °C (-40 … +176 °F)

Process conditions

Measured variable Limit level of liquids

Process pressure -1 … 64 bar/-100 … 6400 kPa (-14.5 … 928 psig)

depending on the process ﬁtting, e.g. ﬂange (see

following diagrams)

Process temperature (thread or ﬂange tem-

perature)

- LEVEL SWITCH 8112 of 316L/Hastelloy

C22 (2.4602)

-50 … +150 °C (-58 … +302 °F)

Process temperature (thread or ﬂange tem-

perature) with temperature adapter (option)

- LEVEL SWITCH 8112 of 316L/Hastelloy

C22 (2.4602)

-50 … +250 °C (-58 … +482 °F)

LEVEL SWITCH 8112 • with NAMUR output 29

9 Supplement

32052-EN-120418

1 2 ... 24 25 26 27 28 29 30 31 32 33 34 ... 111 112

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