Series 1100A Pneumatic & Electric High/Low Liquid Level Switch

Pneumatic liquid level switch that combines a cast carbon steel external chamber and a liquid level controller. Used in high- and low-level safety applications.

Applications

• Gas Compressor Scrubbers
• Separators
• Sumps
• Safety Systems

• Pneumatic or Electric Controller
• Stainless Steel Internals for Marine Service
• Weathertight Case
• Stainless Steel Displacer
• Left- or Right-Hand Mount
• Top-, bottom- or side-mount connections
• Direct or Reverse Acting
• Optional NACE
• Optional 2220 psi W.P. (ANSI 900)
• Standard 1,480 psig maximum working pressure @ 220°F/104°C (optional 2,220 psig working pressure)

Chamber:

• 1480 psi W.P. (ANSI 600) at 100° F
• Process Connections:
  1.00” Screwed NPT; 1.00” Socket Weld;
  1.00” Butt Weld, 2.00” Flanged
• Cast Steel ASTM A216
• Displacer Material 300 Series SST
• Weight: 46 lbs.

Controller:
Pilot Action:

• Pneumatic – Snap (on/off)
• Electric – SPDT/DPDT (on/off)
• Maximum Temperature: 400° F
• Minimum Air Supply: 20 psi
• Minimum Specific Gravity:
  •0.5 (Snap Pilot, SPDT)
  •0.7 (DPDT)