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Capacitive level sensors DLS-27

For limit level sensing of liquid and bulk-solid materials

  • Direct mounting into various containers, vessels, silos, tanks, filling inlets, reservoirs, etc.
  • Outputs NPN, PNP, NAMUR (for explosive areas)
  • Sensitivity and hysteresis fluently adjustable
  • Supply voltage 7 ... 36 V DC (NAMUR 8 ... 12 V DC)
  • Material of housing and electrode from stainless steel
  • Process coupling - thread M27x2; M30x1.5; G3/4“ or Triclamp
  • LED state indication
  • Xi, XiT versions for usage in explosive areasor, or Xd version for usage in flamable dusts areas, or XiM, XiMT versions for mining environments with a risk of hazard by methane or coal dust
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Product variants

DLS-27

Performance

  • Performance
  • Nnormal for non-explosive areas
  • Xduse in flammable dusts areas
  • Xi(intrinsically safe) for hazardous areas
  • XiM(intrinsically safe) for use in mines
  • NThigh temperature performance for normal areas
  • XiT(intrinsically safe) high temperature performance
  • XiMT(intrinsically safe) high temperature performance for use in mines

Type and electrode performance

  • Type and electrode performance
  • 10uncoated short bar electrode for sensing non-adhesive bulk-solid (powder) materials (sand, sugar) and electrically non-conductive liquids (oils, diesel, petrol). Horizontal mounting. Electrode length 50 mm or 100 mm
  • 11fully coated short bar electrode for sensing electrically conductive liquids (water). Assembly into a side wall of vessel or into a pipe. Electrode length 30 mm
  • 20semi-coated rod electrode for sensing light-bulk solid or powder materials (plastic granulates, flour, cement) and non-conductive liquids (plant oils). Horizontal, slant or vertical mounting. Maximum electrode length up to 1 m
  • 21fully coated rod electrode (FEP Teflon®), for sensing electrically conductive liquids (water solutions, water), adhersive and agressive materials. Horizontal or vertical mounting. Maximum electrode length up to 1 m
  • 22isolated rod electrode for level measurement of water and other electrically conductive liquids in the flood, pharmaceutical and chemical industries. Isolation of electrode from PFA material with higher resistance to penetration (diffusion) of gases or vapors. Suitable for high temperature applications (hot steam), volatile corrosive liquids, etc. Horizontal or vertical mounting. Maximum electrode length up to 1 m
  • 30dismountable rod uncoated electrode for sensing bulk-solid (powder) materials and conductive or non-conductive liquids. Mounting from the top (vertically) or slant from the side. Maximum electrode length up to 3 m
  • 31fully coated rod electrode for sensing aggressive electrically conductive liquids (water, solutions of chemicals). Vertical mounting. Maximum electrode length up to 2 m
  • 40uncoated stainless steel rope electrode and weight for general purpose in deeper silos (bulk-solid and powder materials sensing - sand, gravel, cement) or hoppers (liquids sensing). Vertical mounting. Maximum electrode length up to 6 m

Electric connection

  • Electric connection
  • Bcable outlet (+ spec. the length of the cable)
  • Cconnector (+ spec. type of the socket)
  • Dcable outlet (+ spec. the length of the cable)

Output type

  • Output type
  • NNPN (open collector)
  • PPNP (open collector)
  • RNAMUR

Output state at non activated electrode

  • Output state at non activated electrode
  • Oopen (NAMUR - lower current)
  • Cclosed (NAMUR - hugher current)

Process connection

  • Process connection
  • Gpipe thread G 3/4''
  • M27metric thread M27x2
  • M30metric thread M30x1,5
  • Cl34Tri-clamp (ø 34 mm)

Length of electrode in mm

  • Length of electrode in mm
  • Elength of electrode in mm
  • E50for electrode type 10
  • E100for electrode type 10
  • E30for electrode type 11

Length of cable in m

  • Length of cable in m
  • Klength of cable in m
  • for electric connection with connector