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OP POTTED PSIO SERIES <br />The Symbol of Protection PRESSURE SWITCH <br />Uunomnins a �\itch Clumping Plate Terminal <br />I-igv. 2 <br />00 1 GROUND 1II Moo <br />2.97 — I SCRESL'S <br />ADJUSTMENT 1 1 172.971 <br />KNOB ® 412 I 3J <br />1107.191 S <br />If-'* NPT <br />I <br />160 �AWARNING <br />as <br />162 871 <br />3.1ao 6a1 <br />7a 3,20 An unmsulated section of a single conductor <br />(95 fill 181181 vhould rat be looped around the terminal and <br />serve as Two separate connections The wire <br />NOTE To p.nenr loaMge npph T,)loll rupe nc/nm ro mahrh. 4only must be severed, thereby proud ma supery ision <br />of the connection in the event that the vwre <br />oa'm naI becomes dislodged from under the terminal <br />Typical Sprinkler Applications <br />Fig. i <br />WET SYSTEM WITHOUT <br />DRY SYSTEM <br />WET SYSTEM WITH <br />EXCESS PRESSURE <br />EXCESS PRESSURE <br />n:e <br />n:a <br />\..TEEmo <br />.Am <br />L <br />l ow <br />l:orcA <br />Latot <br />rrmcL <br />43xL <br />LCnL <br />WxG <br />LECE <br />LBvf <br />p\t <br />f1 <br />1aOY <br />Mva <br />-IT <br />trial <br />sum: <br />s Fp <br />ALAu. <br />Auw <br />011M <br />--> <br />cnmL <br />nua <br />WARD <br />vurt <br />v.LLVE <br />4w[ <br />M'AIEa <br />4\m <br />unn< <br />in "I <br />OSit a1A51 <br />a^<\' <br />a\'JA4 <br />Mal <br />VALVEcAUT <br />vW1 \'1Lvt <br />FlI <br />vAL1S <br />nxc rin' .n <br />A CAUTION <br />Closing of any shutoff valves between the alarm check valve and the PS 10 will render the PS 10 <br />inoperative To comply with NFPA•72 any such valve shall be electrically supervised with a <br />supervisory switch such as Porter Model REVS <br />Low Pressure Signal Connection <br />Fig. 4 <br />liValerflow Signal Connection <br />Fig. 5 <br />11, Fin .ILAR.N PA rl <br />.1I G .5400923 -REV DR'. <br />12110 <br />Local Eelt For Waterflow Connection <br />rig. 6 <br />.TCATn'E eC <br />Oa. RT LAC <br />NEU <br />rCfRMaC uv[ <br />M IWAc <br />C@ <br />o.a..a\ <br />PAC 1 2 CI <br />oPr) � <br />