Actuators

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Actuator SMD-MF – Mechanical Feedback

Polman Mechanical Feedback actuator lines are designed for a wide range of applications. For over 20 years, we have set the precedence for the most accurate and highest preforming automation solutions. We customize and package with a wide selection of controls and accessories based on your end use.

  • Customized Packages & Solutions
  • Positioning Accuracy in the industry (1%)
  • High performing: Stable, Consistent and Durable
  • Made to German DIN Standards
  • Full warranty for lifetime of products
  • Compatible Integration
  • Maintenance Friendly
  • Global technical support
  • Explosive protective

It comes with standard and customizable stroke length, providing a full load force as high as high as 79,128 kN (7 bar). This model requires an input energy of 4 to 20 mA. For higher loads, longer strokes please contact our technical representative.

 

Mode of operating:  Double acting
Mounting type:  Flange mounting (optional Trunnion)
Position detecting:  Mechanical feedback
Ex protection:  EEx i, EEx d
Operation pressure:  0,5 – 10 bar
Ambient temperature:  -25° / +60° C
Piston:  ∅80 – ∅400
Operating medium:  Instrument air DIN ISO 8573-1 Class 1-1-3
The cylinders are compatible with the position controllers of e.g. SIEMENS, METSO, SAMSON, etc

By loss of pressure cylinder maintains in last position
Material: Aluminum and Stainless material
The accuracy is 1% of actual value
Interchangeability with other cylinder types, e.g. Fisher Guide or Emerson
 

Fail safe
Ex protection: EExi or EExd
Various connection types possible e.g. flange or centre trunnion
Painting according to customers standard

Actuator SMD-EF – Electrical Feedback

Electrical Feedback actuator lines are designed for a wide range of applications. For over 20 years, we have set the precedence for the most accurate and highest preforming automation solutions. We customize and package with a wide selection of controls and accessories based on your end use.

  • Customized Packages & Solutions
  • Highest Positioning Accuracy in the industry (0.1%)
  • High performing: Stable, Consistent and Durable
  • Made to German DIN Standards
  • Full warranty for lifetime of products
  • Compatible Integration
  • Maintenance Friendly
  • Global technical support
  • Explosive protected

It comes with standard and customizable stroke length, providing a full load forces as high as 113,040 kN (10 bar). The product line is available in DC voltage models, or in 4 to 20 mA.

Mode of operating:  Double acting
Mounting type:  Trunnion mounting (optional flange)
Breakaway force:  = 0,05 bar
Position detecting:  Electronical position feedback sensor
Ex protection:  EExi, EExd
Operation pressure:  0,5 – 10 barg
Ambient temperature:  -25° / +60° C
Piston:  ∅80 – ∅400
Operating medium:  Instrument air DIN ISO 8573-1 Class 1-1-3
The cylinders are compatible with the position controllers of e.g. SIEMENS, METSO, SAMSON, etc

By loss of pressure cylinder maintains in last position
Stainless material
The accuracy is 0,1% of actual value

Fail safe
Ex protection: EExi or EExd
Mechanical limit switch or contract less limit switch

Ambient Temperature:  -20° C / +60° C
Material:  Stainless steel 1.4301
Instrument air input:  4 – 20mA
Instrument air output:  0,2 – 1,0 barg
Protection types:  class IP 65
Ex Protection:  EExi or EExd

Actuator SMD-CC Curve Control

The Curve Control actuator lines are unique and are designed for a wide range of applications. It is fully customizable. For over 20 years, we have set the precedence for the most accurate and highest preforming automation solutions. We customize and package with a wide selection of controls and accessories based on your end use.

  • Customized Packages & Solutions
  • Highest Positioning Accuracy in the industry (0.1%)
  • High performing: Stable, Consistent and Durable
  • Patent Protected
  • Made to German DIN Standards
  • Full warranty for lifetime of products
  • Compatible Integration
  • Maintenance Friendly
  • Global technical support
  • Explosive protected

The hybrid model is compatible with any size compressor. It require very low pressure, with high range of power. comes with a standard size diameter, which At Polman we customize and package with wide selection of control and accessories based on your end use. For higher loads, longer strokes please contact our technical representative.

Mode of operating:  Double acting
Mounting type:  Trunnion mounting (optional flange)
Breakaway force:  0,05 bar
Position detecting:  Conclusive and direct translation and an axial one in a radial movement (rotating movement)
Ex protection:  EExi, EExd
Operation pressure:  0,5 – 10 bar
Ambient temperature:  -25° / +60° C
Piston:  ∅80 – ∅400
Operating medium:  Instrument air DIN ISO 8573-1 Class 1-1-3
The cylinders are compatible with the position controllers of e.g. SIEMENS, METSO, SAMSON, etc

By loss of pressure cylinder maintains in last position
Stainless material
The accuracy is 0,1% of actual value
Siemens rotary potentiometer

Ex protection: EExi or EExd
Various connection types possible e.g. flange or centre trunnion
Painting according to customers standard

Actuator SMD-SS

Stainless steel actuator lines are designed for wide range of applications. We customize and package with wide selection of control and accessories based on your end use.

  • Customized Packages & Solutions
  • High performing: Stable, Consistent and Durable
  • Made to German DIN Standard
  • Full warranty
  • Compatible Integration
  • Maintenance Friendly
  • Global technical support
  • Explosive protected

Mode of operating:  Double acting
Mounting type:  All ISO mounting are available
Operation pressure:  0,5 – 10 barg
Ambient temperature:  -20° / +80° C
Piston:  ⌀80 – ⌀100
Stroke:  1……2.500mm
Standard stroke:  25, 50, 80, 100,125, 160, 200, 250, 320, 400, 500mm
Operating medium:  Pressure air DIN ISO 8573-1

Stainless steel 1.4301
Customize for request

Mounting: ISO standard ISO 15552 and 21287
Mechanical limit switch or contract less limit switch

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Polman Co., currently located in Jeddah, Kingdom of Saudi Arabia, is the KSA subsidiary of Eckhard Polman GmbH, a German developer, and manufacturer of world-class actuators and robotic systems for industrial uses.