CO2,temperature and humidity alarm control...

CO2,temperature and humidity alarm control...

CO2,temperature and humidity alarm control... Made in Korea


1.   SUMMARY Most of us spend 90 % of our time indoors. Consequently, good indoor air quality is important to our wellbeing. All human beings produce carbon dioxide gas by respiration, thus the carbon dioxide level can be used as an indicator for indoor human presence.  A high CO2 level is a sign of poor ventilation and often an indication of other unpleasant odors in the air. In many buildings the ventilation need varies throughout the day. Demand controlled ventilation is an economical way to ensure good air quality. 2. Function *. CO2, Temp,RH monitoring and alarm *. Device can be used as Transmitter (RS485 communication with free PC monitoring      program.)*. CO2 suppply, ventilation FAN control (option)*. Heater, Cooler control (Option)*. Humidifier, dehumidifier control (Option)   1.   SPECIFICATION  CO2 sensor detection range : 0 ~ 3,000ppm Temperature sensor detection range : -19 ~ 99? Humidity sensor detection range : 0 ~ 99%RH (Non-Condensing) VOCs sensor detection range (Option) : Output Voltage 1~5V                                  Display :  - Custom LCD - CO2 : four-digit, Temp.& humid. : two-digit number - LCD display color by clearness  (Clean: Green, Caution: Yellow, Warning: Red) (LCD ON/OFF choice by ‘?’ button,) - VOCs, Air Purity Display (When add VOCs sensor option)   Output :  - Melody Output by setting value (Choice Melody(0), Simple bell(1) by ‘?’button)                     - RS-485 communication output (Refer protocol)                     - TR Open Collector Output                     - Relay Output(From A 5A 250V AC, 5A 30V DC - Option). Power supply : DC 7~12V 1A Size : 86(W) x 125(H) x 27(D)

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