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The EnviroAlert® EA400-24 critical-environment monitoring device provides visibility to two environmental zones(areas): ambient temperature and an additional zone(area) to monitor for temperature, humidity or water presence. In addition to the local (on device) visual and audible (Piezo buzzer required – 3rd party buzzer add on) notifications, when integrated to a security panel the system allows for the real-time notification of an incident and immediate corrective action. 
Features: <ul style="margin-top:0px; padding-top: 5px; padding-bottom: 5px;"><li>Simultaneous operation of one on-board sensor and one additional external sensor(sold separately) with easy to read LCD display and tamper proof lock setting.</li><li>8 event incident memory, including time and date with auxiliary output relay for local audible alarm(not included) with alarm silence feature with 10 minute timer and up to 120 minute alarm time delay programable for each zone.</li><li>Do NOT place EA400-24 inside cooler/freezer. Use a wired sensor connected to the EA400-24.</li><li>Adjust sensor reading with offset up to ±9.0</li><li>Power requirements of 24VDC @ 120mA</li><li>No on-board sensor</li><li>Sensor dependent low limit and high limit adjustment range of -58 to +302 °F (-50 to +150 °C)</li><li>4 configurable Form C (SPDT) alarm output relays (N.O./N.C.) and 1 non-configurable Form C (SPDT) auxiliary alarm output relay (N.O./N.C.)</li></ul>

EnviroAlert&#174; EA400-24 Four Zone Digital Environmental Monitor Alarm, 24 Volt DC

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