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and a local piezo sounder with a Silence/Acknowledge switch for audible indication of alarm and trouble conditions
UL 1971 Listed @ 110 Cd
System Sensor HWL L-Series Indoor Selectable Output Horn
Use direct replacement PSC-12M
Macurco WHK-1 Weatherproof Enclosure Housing SPCWK-R and a local piezo sounderThe Macurco WHK 1 is a weatherproof enclosure that provides means to protection mount all Macurco 6 Series gas detectors in non hazardous locations By weatherproofing a gas detector, the unit is able to monitor gas concentrations while being protected from falling debris and indirect spray. This housing is not suitable for direct spray or excessive amounts of debris. The Macurco WHK 1 is designed with sufficient airflow for effective gas detection