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) |