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Pressure controlled valves 390 ASCO

3-way, 1/2 "-2 1/2", normally closed / open, for pressure difference 0-16 bar

Features:

  • Precise, fast-acting and robust valve
  • Real-time adjustment
  • Ready-to-use valve
  • An external sensor can be connected directly to the positioner
  • Power and compressed air saving function when the position is reached
  • manual operation
  • LED indicator of valve operation
  • 50% setpoint = 50% Kv (flow)
Pilot gas Air or inert gas,
filtered 50 µm, with or without grease
Pressure difference 0 – 16 bar
[ 1bar = 100 kPa]
Max. working pressure 16 bar
Ambient temp. 0… 50 °C
Pilot pressure 4 – 8 bar
Pilot gas temp. 0… 50 °C

TECHNICAL DATA
Outputs  ON / OFF, 24 V PNP / max 500 mA
Outputs  0 - 10 V / 4 - 20 mA
Control signal  0 - 10 V / 4 - 20 mA
Power  7.6 W (3.6 W when position is reached)
Protection class  IP66
Setting  hysteresis <2%, accuracy <2%, repeatability <1%

Sales information

Wermundsen OÜ
Mustamäe tee 55
EE-10620 Tallinn, Estonia
Tel: (+372) 601 4202
wermundsen@wermundsen.ee

Product images

Manufacturer's homepage

http://www.asconumatics.eu

Control signal

Attachment for positioner and propovelve (3) (supplied installed and calibrated)

In the fault condition the position is maintained (4)

Shuts down in case of failure (5)

2-way

3-way

2-way

3-way

Cable gland

M12 connection

Cable gland

M12 connection

Cable gland

M12 connection

Cable gland

M12 connection

Positioner D, single loop

0 – 10 V DC

PDB64

PDB68

B64

B68

PDB66

PDB70

B66

B70

4 - 20 mA

PDB65

PDB69

B65

B69

PDB67

PDB71

B67

B71

Positioner D, double loop

0 – 10 V DC

–

–

–

–

PDB72

PDB74

B72

B74

4 - 20 mA

–

–

–

–

PDB73

PDB75

B73

B75

(3) Add the positioner model after the valve model. Ex .: E290A016 PDB71
(4) Fault condition: valve position is maintained when the supply voltage is interrupted
(5) Fault condition: valve closes when the supply voltage is interrupted

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