uSwitch XP4- 4 Channel relay and analog/digital I/O Expansion Module for uSwitch CS

uSwitch XP-4 is a stackable, auto discoverable expansion board which adds 4 analog, Add 4 relay outputs and 4 digital and analog inputs  to the uSwitch CS. Now you can get all the benefits of the rapid deployment and program free environment of a uSwitch CS while easily adding expansion for  4 digital, 4 analog inputs and 4 relay outputs at a fraction of the price of purchasing multiple units.. This XP-4 expansion module is auto discoverable by a uSwitch CS allowing easy interfacing to 4 relays, 4 opto-isolated digital inputs, 4 analog inputs. uSwitch XP-4 is stackable and addressable, what does this mean? It means that these boards can plug together so that you can add as many inputs and outputs as you want! E.g. 2-4-6-8 etc.!