La description

Sensors from GEMS Sensors, a US company founded in 1955 in Plainville, CT, are well-known in the industrial world due to their unbeaten technical characteristics and superior response time. They are used to control and measure the levels and flow of various liquids in different industry sectors. The sensors are manufactured at three production sites in North America, Europe and Asia.Series 17 is FM Approved for use in Class I or II, Division 1, Groups A-G hazardous atmospheres. SPST isolated contacts. Field adjustable sensitivity by use of external resistors.Features:
  • Cannot Ignite Flammable Materials
  • Solid State Reliability
  • Up to 470K Ohm/cm Sensitivity (Series 17)
  • Internal Surge Suppression
  • SPST Contacts (Series 17)
  • SPDT Contacts (Series 27)
  • Can Be Used for Single Level or Differential Service''