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(E) POTTER PS10 SERIES <br /> ® The Symbol of Protection PRESSURE SWITCH <br /> Dimensions Switch Clamping Plate Terminal <br /> Fig. 1 Fig.2 <br /> O O GROUND <br /> 2.87 SCREWS / �Go" <br /> ADJUSTMENT I I [72.971 <br /> KNOB e ® <br /> [107.191 d <br /> GpG DWG#923-3 <br /> 1/2"NPT <br /> 2.48 1.60 <br /> �1 162.871 [40.641 <br /> 3.78 3.20 "..insulatedtion of a single conductor <br /> [95.89] 181.281 d around the terminal and <br /> serve as two separate connections. The wire <br /> NOTE:To prevent leakage,apply Teflon tape sealant to male threads only. must be severed,thereby providing supervision <br /> of the connection in the event that the wire <br /> DWG#930-1 becomes dislodged from under the terminal. <br /> Typical Sprinkler Applications <br /> Fig.3 <br /> WET SYSTEM WITH WET SYSTEM WITHOUT DRY SYSTEM <br /> EXCESS PRESSURE EXCESS PRESSURE <br /> PS10 <br /> WATER WATER PS10 PS10 WATER <br /> MOTOR MOTOR MOTOR <br /> GONG GONG GONG <br /> RB%s CHECK <br /> WET REVS DRY VALVE REVS <br /> SYSTEM WET SYSTEM <br /> SYSTEM ALARM <br /> CHECK ALARM CHECK <br /> VALUE CHECK RETARD VALUE <br /> VALVE <br /> WATER WATER WATER <br /> OS&Y BY-PASS OS&Y BY-PASS OS&Y BY-PASS <br /> VALVE VALUE VALVE VALVE <br /> VALVE VALVE <br /> DWG.#923-2AA <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 Potter Model RBVS. <br /> Low Pressure Signal Connection Waterflow Signal Connection Local Bell For Waterflow Connection <br /> Fig.4 Fig.5 Fig.6 <br /> TO FIRE ALARM PANEL TO FIRE ALARM PANEL NEGATIVE DC <br /> OR NEUTRAL AC <br /> 7 EOLR EOLR BELL <br /> POSITIVE DC LINE LOAD <br /> OR HOT AC <br /> ' O O ' O O !n2 <br /> O O <br /> ® O O ® ® O O ® ® O O <br /> DWGN 928-1 DWGY 928-_ DWGp 928-3 <br /> PRINTED IN USA MFG.#5400928-REV D PAGE 2 OF 3 <br /> 1/08 <br />