Yes, they must be. Wireless techniques were designed and put in to satisfy regulatory requirements and requirements. The key concentration here is to design an entire program that adherence to these regulations and suggestions, which obviously differs determined by certain developing properties and structure. Environmental Limitations: Severe temperatures, substantial humidity, https://www.thesafetycentre.co.uk/blog/ems-wireless-firecell-systems-from-the-safety-centre/