Humidification Gas
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Designs, materials, weights and performance ratings are approximate and subject to change without notice. Visit armstronginternational.com for up-to-date information. Armstrong International - NA armstronginternational.com Armstrong International - EU armstronginternational.eu Armstrong International - China armstronginternational.cn Armstrong International - India armstronginternational.in Armstrong International, Korea armintl.co.kr

Series GFH Gas Fired HumidiClean with Revolutionary Ionic Bed Technology Figure 106-1. Operating Cost Based on 24 hour per day operation of 155 lb/hr unit in a 10,000 CFM air handler with air side economizer. Electric and gas costs are estimates at $0.08/kWH and $0.53/Thermal. Ionic Bed Technology Note: Painted steel tank cover shown above is optional. Performance Features • • • • • • • • • Uses natural gas or propane for economical operation Category I/III gas fired appliance Energy cost savings in comparison to electric humidifiers Wide range of humidity outputs to cover a variety of...

How Armstrong’s Gas Fired HumidiClean Works Upon a call for humidity, the pre-combustion safety check c ­ onfirms that the duct pressure switch, duct high limit h ­ umidistat, and liquid level control circuits are satisfied. The microprocessor then signals the blower to turn on and air m ­ ovement is sensed by the humidifier’s blower pressure switch. The unit then signals the ignition control module to perform a ­ purge cycle. The hot surface igniter comes on and, after it comes up to temperature, the gas valve opens and gas ignition occurs. The flame detection rod senses the presence of...