3253 BL001 is a part of Alpha, a comprehensive suite of monitoring and control products and accessories developed by Alpha Communication Systems and Technologies, Inc. (ACST). This part of Alpha includes several communication interface devices that provide secure monitoring, control and alarm notification in outdoor, hazardous and hostile environments. It also includes field devices, radios, digital and analog I/O hardware, plus environmental, fault and access protection hardware. All Alpha products are designed for long distance, secure wireless communication and network integration, along with full system maintenance capabilities.