In this paper, one type of multi-tower CSP power plant's instrument configuration and function for heliostats, solar thermal receivers, steam and water pipes is presented. Wireless instrument and wireless network configuration are developed based on the character of the instrument configuration. Each type of wireless instrument and its detail application in multi-tower CSP power plant is described. Function and configuration of each type of wireless network equipment, such as wireless multi-function node, every type of wireless adaptor, handheld, wireless device manager is also presented.