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Winland EA400-24 4 Zone Digital Environmental Monitoring Alarm









EnviroAlert® EA400-24
Four Zone Digital Environmental Monitoring Alarm

Special Order


Monitor four zones with any combination of a remote temperature, humidity or water sensing probe. If temperatures and humidity deviate from the preset limits or water forms a bridge between the contacts on the WaterBug® sensor the designated relay for each zone will activate an alarm, dialer, transmitter, etc.


  • Available in 12 and 24 volt models (EA400-12 and EA400-24)
  • Simultaneous operation of all four zones
  • Defrost time delay up to 120 minutes
  • Easy to read large LCD display
  • Eight event alarm memory with time and date
  • Auxiliary output relay for local audible alarm
  • Auxiliary alarm silence feature with 10 minute timer
  • Each zone has offset calibration adjustment
  • Temperature & humidity high/low set points
  • Output relays can be configured to be initially energized or de-energized
  • Tamper proof lock setting
  • Snap fit mounting base with main housing for easy access
  • Plug in terminal strip connectors for easier wire termination
  • Zones being monitored are displayed every few seconds
  • Display F°, C°, % (Humidity) or Water Drop icon
  • Zone configuration retained in memory if power is lost


  • Dimensions: 6.0” x 4.75 x 1.25
  • Weight: .60 lb
  • Lo & Hi Limit Adjust Range: -58 to +299° F
  • Input Voltage: 12 VDC @ <200mA
  • Number of sensor inputs: 4
  • Unit Operating Range: +32 to +122° F
  • Alarm Outputs: 4 - SPDT Relays (Configurable)
  • Auxiliary Audible Alarm Output: 1 - SPDT Relays (Non-configurable)
  • Case Material: ABS

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  • Model: Winland EA40024
  • 0 Units in Stock
  • Manufactured by: Winland

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