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Environmental Monitoring

1-Wire Temperature Sensor in Glycol-Filled Vial, -40 to 158°F



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  • Use to measure the temperature of objects in a refrigerator or freezer.
  • Readings represent the temperature of the refrigerator/freezer's contents rather than the ambient air temperature.
  • Buffers any momentary fluctuations that may cause false alarms, such as doors opening, defrost cycles and fans circulating air.
  • Applications from -40 to 158°F (-40 to 70°C).
  • Temperature accuracy: ±1.0°F (±0.5°C) for 14 to 158°F (-10 to 70°C). ; ±3.6°F (±2°C) for -40 to 14°F (-40 to -10°C).
  • Dimensions WxH (in): 1.38x2.81 (35x71 mm).
  • Cable length: 3.28 feet (1 meter).
  • RJ11 connector.
  • Each E-T1WGB-1M counts as a single reading sensor.
  • Up to 24 temperature sensors can be used with the E-1W.
  • Ideal for a wide range of applications including monitoring the temperature of biologics, drugs, and vaccines in pharmacies, medical offices, hospitals, and laboratories; and food temperature in cold storage.
  • Regulatory approvals: CE, RoHS
  • Compatible with E-1W.
  • Powered by E-1W.
  • Use E-FW-1 flex wire to connect E-T1WGB-1M to E-1W without interfering with the refrigerator/freezer seal.
  • Length: 1 foot (0.3 m)
  • Cable Width: 0.25 in (6.35 mm)
  • Cable Thickness: 0.007 in (0.18 mm)
  • Connectors: female RJ11
  • Regulatory approvals: RoHS