Flow switch, pressure switch (as preferred by military) or water motor gong. Did I miss any??
-----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of A.P.Silva Sent: Thursday, January 13, 2011 2:28 PM To: [email protected] Subject: RE: Hydraulic Calcs A trouble signal would be for tampering of valves. But won't an alarm signal have to be triggered by a flow switch? Tony -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Roland Huggins Sent: January 13, 2011 1:41 PM To: [email protected] Subject: Re: Hydraulic Calcs I concur with everything you said and the alarm requirements are very explicit regarding on supervision IF a component is present. Where does the IBC say you have to have a water flow switch on EVERY floor of a hi-rise? Roland On Jan 13, 2011, at 12:28 PM, Jim Davidson wrote: > In the IBC (2006 Edition) paragraph 903.4 "Sprinkler system monitoring > and alarms", states; All valves controlling the water supply for > automatic sprinkler systems, pumps, tanks, water levels and > temperatures, critical air pressures and water-flow switches on all > sprinkler systems shall be electrically supervised. And paragraph > 903.4.1 Signals, requires that; Alarm, supervisory and trouble signals > shall be distinctly different and automatically transmitted to an > approved central station, remote supervising station or proprietary > supervising station as defined in NFPA 72 or, when approved by the > fire code official, shall sound an audible signal at a constantly > attended location. > > Paragraph 903.4.3 "Floor control valves" states that; Approved > supervised indicating control valves shall be provided at the point of > connection to the riser on each floor in high-rise buildings. > > The IBC does require the supervision of fire sprinkler systems > especially where IBC sprinkler trade off are used in the design of the > building. > > Have a fire safe day. > > > > Jim Davidson > > Davidson Associates > Fire Protection * Medical Gas * Code Consulting > 302-994-9500 Fax:302-234-1781 > _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field)
