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K20
K20 Electro-pneumatic Positioner – ATEX / IEC, NEC
Description
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.
- 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 Steel | II 1G |
| Exia IIC T4 Ga | |
| Ta = -40°C to +85° | |
| Aluminium | Class 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 Steel | Class 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 | |
| Aluminium | Class 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-Incendive | Class 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 materials | Engineered resin |
| Aluminium | |
| Stainless steel CF8M(316) |