Limited Switch

Limit switch is a kind of field instrument for valve position display and signal feedback of the automatic control system. It is used to output the open or closed position of the valve as a switching value (contact) signal. It is an important instrument for position indication and feedback, and can form a complete signal control and return function with the valve control box.

Selection Notes:
1. Body Material: aluminum alloy / stainless steel
2. Sensor: GO Switches / Mechanical / Proximity
3. Area Category: D0 / D1 / T0 / T1 / TH
4. Visual Display: standard 90 ° green on red off / 90 ° black on yellow off
5. Shaft: 1/4 "DD 304SS / NAMUR 304SS
6. Electrical Size: 3/4 "NPT / 1/2" NPT / M20x1.5
7. O-ring material: BUNA-N / EPDM / Silicone / VITON
8. explosion-proof Grade: Exd II B T4 / Exd II C T4
9. Protection Level: IP65 IP66