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freely movable

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p [bar]

1000 900 800 700 600 500 400 300 200 100

25 Bar 100 Bar 250 Bar 400 Bar sensor sensor sensor sensor

pÜ/pN 4x 3x 1,6x 1,5x bursting pressure

permissible overload pressure pÜ nominal pressure range pN

3 (4;5 !

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ceramics

electrodes diaphragm

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pressure measuring cell

seal

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1

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0,6

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100 90 80 70 60 50 40 30 20 10

0 10 20 30 40 50 60 70 80 90 100 display [bar] [%] ideal characteristics sensor characteristics

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0 0,1 0,2 0,3 0,4 0,5 t [sec] system pressure damped characteristics

switching frequency = 13 Hz with Rp = 55 bar

3 (; "

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SET S SET R ENTER R ENTER S

[bar]

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operation

=psys psys 50 bar 10 20 30 40 50 60 70 80 90 100 S =Sp Sp 80 bar

Sp/Rp indication

=10% 80 10 20 30 40 50 60 70 80 90 100 S S = 70+ / =78 bar = 1% p 10

fault indication

10 20 30 40 50 60 70 80 90 100 S EEPROM error

10 20 30 40 50 60 70 80 90 100 S short circuit

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Sp/Rp indication

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fault indication

2,5 5 7,5 10 12,5 15 17,5 20 22,5 25 S EEPROM error

2,5 5 7,5 10 12,5 15 17,5 20 22,5 25 S short circuit

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multifunction LED programming buttons

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1% display of 10 20 30 40 50 60 70 80 90 100 S the Sp or Rp

setting Sp and Rp 10 20 30 40 50 60 70 80 90 100 S 46 47 48 ...

10 20 30 40 50 60 70 80 90 100 S locking/unlocking

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hysteresis [%]

97 90 80 70 60 50 40

30 variably adjustable 20 minimum hysteresis 10 2 3 10 20 30 40 50 60 70 80 90 98

lower switch point Rp [%]

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M3 13,5 21,5 27 30 G¼

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M12x1 13,5 21,5 27 30 G¼

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pump pump on pressure OK 0 V

3 1;8 9 p[bar]

pressure 5,5 5,3

4,7 4,5

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pressure OK

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