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WS4975 Vanishing Door/Window Contact
Installation Instructions
Introduction
The WS4975 is a supervised, wireless, door/window contact intended for
use with DSC Alarm systems.
NOTE: This device shall be installed by qualified Service Persons only.
Specifications
• Dimensions: 57mm×25mm×5.3mm (2.25"×1"×0.21")
• Temperature Range: -10°C to +50°C (14°F to 122°F).
• Humidity: 95 ± 5% (non-condensing)
• Battery: Panasonic Lithium CR2032
• Battery Life: 5 years (NOM)
NOTE: Temperatures below -10°C (14°F) can cause the WS4975 to
report a false low battery indication. Operation below -10°C (14°F), will
reduce the battery life significantly.
Battery Installation/Replacement
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Resumen de contenidos para DSC WS4975

  • Página 3 Instalación NOTA: Seleccione un emplazamiento de montaje no expuesto a la humedad. • Monte el dispositivo WS4975 en el marco de la puerta o la ventana con la ayuda de la cinta o los tornillos de doble cara (Fig. 5).