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K20 Electro-pneumatic Positioner - ATEX / IEC, NEC

The new K20 is a next generation intrinsically safe electro-pneumatic positioner, that delivers improved levels of reliability and modulating position control via simple calibration.

Features & Benefits:

  • Simplified calibration with two keys.
  • Globally approved intrinsically safe design.
  • Hall effect based position sensing with no mechanical wear.
  • Feedback output as standard with switches/sensors if required.
  • Completely interchangeable with the previous K10 models.
  • Iconic Westlock Beacon on top

Technical data
  
Approvals
Intrinsically Safe
  
ATEX/IEC
Engineered Resin or Stainless SteelII 1G
Exia IIC T4 Ga
Ta = -40°C to +85°
  
AluminiumClass I, Div. 1 Groups A,B,C & D, T4;
II 1G
II 2D
Ex ia IIC T4 Ga
Ex tb IIIC T87 Db
Ta = -40°C to +85°C
  
North America
Engineered Resin or Stainless SteelClass I, Div. 1 Groups A, B, C & D, T4;
Class I, Zone 0, AEx/Ex ia IIC T4 Ga;
Type 4X, IP 65
Class I, Div. 2, Groups A, B, C & D; T4;
Type 4X, IP 65
  
AluminiumClass I, Div. 1 Groups A,B,C & D, T4;
Class II, Div 1, Groups E, F & G;
Class III;
Class I, Zone 0, AEx/Ex ia IIC T4 Ga;
Class I, Zone 21, AEx/Ex tb IIIC T87 Db;
Type 4X,IP 65
  
Non-IncendiveClass I, Div. 2 Groups A,B,C & D, T4;
Class II, Div 1, Groups E, F & G;
Class III;
Class I, Zone 0, AEx/Ex ia IIC T4 Ga;
Class I, Zone 21, AEx/Ex tb IIIC T87 Db;
Type 4X,IP 65
  
Enclosure materialsEngineered resin
Aluminium
Stainless steel CF8M(316)

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Technical Data Sheets

K20 Electro-pneumatic Positioner(English)

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Installation & Maintenance Instrucstions

K20 Series Positioner(English)

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Certificates, Approvals & Qualifications

K20 Series Positioner ATEX (English)

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Certificates, Approvals & Qualifications

K20 Series Positioner NEC (English)

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Certificates, Approvals & Qualifications

K20 Series Positioner IEC (English)

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Technical Bulletins

K20 Intrinsically Safe Positioner(English)

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Technical Bulletins

Namur Cast Bracket (English)

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