Warrick Series 27 Conductivity 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 and D; Class II, Groups E, F and 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.

Product Line

• Warrick

Contact Design

• 1 Normally Open &

• 1 Normally Closed

• (form C)

Contact Rating

• 8 Amp Resistive

Control Style

• Solid State

Enclosure

• None

• NEMA 1

• NEMA 4

Mode of Operation

• Inverse

• Direct

Protection

• Intrinsically Safe

Sensitivity

• 100K

• 10K

• 3K

Sensor Type

• Intrinsically Safe Controls

Supply Voltage

• 240 VAC

• 120 VAC

Terminal Style

• Screw Type

Product Family

• Conductivity Level Control

Product Type

• Intrinsically Safe

Maximum Operating Temperature [°F]

• 150 °F

Minimum Operating Temperature [°F]

• -40 °F