Warrick Series 17, 27 & 37 Controls

Series 17, 27, & 37 Solid State Intrinsically Safe	Series 17 FM Approved for use in Class I or II, Division I, Groups A-G hazardous atmospheres. SPST isolated contacts. Field adjustable sensitivity by use of external resistors. Series 27 UL approved for use in Class I, Groups A, B, C, D. Class II, Groups E. F, G and Class III hazardous locations. SPDT output contacts. Series 37 CSA certified for use in Class I, Groups A, B, C, D, Class II, Groups E, F, G, Class III hazardous locations. SPDT output controls.
Applications Hazardous Atmospheres Alarms Pumps Sewage Waste Treatment CP Industry	Features Cannot Ignite Flammable Materials Solid State Reliability Up to 470K Ohm/cm Sensitivity (Series 17) Rated for Size 3 Motor Service Internal Surge Suppression SPST Contacts (Series 17) SPDT Contacts (Series 27/37)
Wiring Diagram