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Series 800 
Series 800
Series 800 is equipped with a chamber and is designed for mounting external to the process vessel. When used with isolation valves, it allow the switch to be isolated from the process (which is helpful during start-up or when system checks or maintenance are scheduled).All series 800 flanged sealed chambers are offered with 1 inch NPT (F) or socket weld process connections as standard with optional screwed, socket weld, butt weld or flanged connections available.
Specific gravities: 0.40 and higher
Pressure ratings: 275.0 bar at 40° C/40.0 bar at 250°C
Application
For Liquid Level Alarm or Liquid Level Control.
Specification
| Mounting | External Chamber on Side of Tank (vertical) |
| Sp. Gravity | 0.4 and above, others on request (Special Notes) |
| Pressure/Temp. Rating | 275 Bar at 40 Deg. C or 40 Bar at 250 Deg. C, others on request |
| Process Conn | Flanged, Socket Weld or Screwed |
| Connection Type | Side/Side or Top/Bottom |
| Chamber Material | CS, SS 304/316, other materials on request |
| Displacer Material | SS 316, other materials on request |
| Switch Housing | Die Cast Aluminum (LM6) |
Type of Micro Switch
- 1SPDT, 2SPDT(Equal to 1DPDT) with Silver or Gold Plated Contact
- Hermetically Sealed Switches for Highly Corrosive or Highly Explosive Area
Enclosure Protection
- Weather Proof to IP –65/66
- Explosion Proof to Gr. IIA & IIB as per IS 2148
- Explosion Proof to Gr. IIC as per IS 2148