Owner's manual
Manual No. 4801- 2997 Rev 7-08 Secondary Sensing System 18 of 40
7.2.2 Dry Contact (N.O. and N.C. Contacts)
The S
3
provides a set of dry contacts that can be used to trigger a modem, auto-dialer or other auxiliary
equipment. Both normally open (N.O.) and normally closed (N.C.) contacts are available. See Section
12.7 for a wiring diagram.