The Interlogix NX-507E is a seven-relay expander module that has been designed for use as an auxiliary module for increasing the capacity of NX control panels. The NX-507E comes with 7 separate open/closed relay contacts, 8 module connection to NetworX control panels, 8 different schedules/output programming, 1 low current trigger output and any/all partitions programming event activation. Microprocessor controlled 7-relay module. Designed with 7 separate normally open and normally closed relay contacts for a variety of applications, including access control, home control/automation, wireless interfaces, and security functions. Includes 1 low current trigger output (output 8). Up to 8 modules can be connected to the NetworX control panel. Can be programmed to activate for an event in any or all partitions. Each relay can be programmed to follow up to 8 different schedules to either activate the relay during the “on” time, or used in conjunction with another programming option to create time zones. Has an optional tamper switch and auxiliary power terminal (see terminal descriptions) making it ideal for use in a remote location. Please request an invoice before paying if combining with items from our other listings. Your satisfaction is guaranteed. If we made a mistake, then the S&H is on us.