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Series 27 Conductivity-Based Liquid Level Control
Solid State Reliability
Up to 100K Ohm/cm Sensitivity
Internal Surge Suppression
Single Level or Differential Service
Series 27 Conductivity Based Liquid Level Controls are intrinsically safe controls with SPDT output contacts and are UL approved for use in Class I, Groups A, B, C & D; Class II, Groups E, F & G; and Class III hazardous locations. Control sensitivity is factory-set. Series 27 is UL Pilot Duty rated. CSA certified for Class 1, Groups A, B, C and D; Class II, Groups E, F and G; Class III.
