Pneumatic

Tecno basic

Tecno basic · PRE-U / PRE-I
In Stock

Tecno basic combines a piezo pilot with electronic closed-loop pressure control in 0-0.2, 0-2 and 0-8 bar variants. Choose voltage control or a 4-20 mA two-wire current loop. The PS120006 voltage version adds 0-10 V pressure feedback. Flow, input range and wiring depend on the selected variant.

Features

  • 0-0.2 / 0-2 / 0-8 bar variants
  • Voltage setpoint or 4-20 mA two-wire loop
  • PS120006 provides 0-10 V pressure feedback
  • Low-power piezo pilot; G1/8 base plate

General specifications

SeriesPRE-U / PRE-I
Voltage model branchesPS120000 / PS120006
Current model branchPS120001
Voltage-model power supply24 V DC ±10%
Voltage-model maximum nominal power / current0.4 W / 15 mA
Current-model maximum input voltage12.5 V
Pressure feedback (PS120006)0-10 V; ≤1 mA
Base plate ports / boreG1/8 / 2.5 mm
ProtectionIP30
Ambient / medium temperature0…+50 °C
Storage temperature-20…+60 °C
Mass (valve / with base plate)0.100 / 0.155 kg

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Pressure variants
Pressure code Output pressure Supply pressure p1 Maximum flow Qmax Repeatability Linearity
002 0-0.2 bar 1.5-2.5 bar 70 L/min <0.5% <1.0%
020 0-2 bar 1.5-7 bar 200 L/min <0.2% <0.5%
080 0-8 bar 1.5-10 bar 350 L/min <0.2% <0.5%

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Electrical variants
Model branch Setpoint input Power supply Pressure feedback Connector
PS120000 080: 0-8 V; 002/020: 0-10 V 24 V DC ±10% None M8, 3-pin
PS120006 080: 0-8 V; 002/020: 0-10 V 24 V DC ±10% 0-10 V M8, 4-pin
PS120001 4-20 mA Two-wire loop powered None M8, 3-pin

Conditions and selection notes

  • Repeatability, hysteresis and linearity are relative to the maximum output pressure p2max of the selected variant. Linearity is specified at +20 °C.
  • The 0–8 bar version has a nominal flow of 200 L/min. Select each pressure variant for the operating pressure differential and required flow.
  • The 0–8 bar version has a maximum flow of 350 L/min at p1 = 10 bar, p2 = 6.3 bar and Δp = 1 bar. Actual flow depends on supply pressure, output pressure and load. Distinguish nominal flow from maximum flow when selecting the valve.
  • PS120001 is powered by the two-wire loop; input voltage must not exceed 12.5 V. Do not apply 24 V directly as for a voltage-controlled model.
  • Example PS120006-020: 0-2 bar output, 0-10 V setpoint and feedback, maximum flow 200 L/min. Control gain can be adjusted using programming kit PS12423-A.
  • Supply pressure must be at least 1 bar above the highest required output pressure and within the limits of the selected variant. Use clean compressed air meeting the model requirements and keep exhaust ports unobstructed.

Typical applications

These applications use regulated pneumatic pressure. Select the configuration for the operating conditions.

  • Contact pressure in ultrasonic welding
  • Pneumatically driven adhesive and sealant dosing and mixing-ratio control
  • Winding tension and pneumatic brake control
  • Vacuum control by regulating the air pressure supplied to an ejector
  • Contact pressure in grinding and polishing
  • Electrode pressure in resistance welding