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(E) POTTER PS10 Series <br /> The Symbol of Protection Pressure Switch <br /> Removing Knockouts <br /> Fig WARNING <br /> •Installation must be performed by qualified personnel and in <br /> accordance with all national and local codes and ordinances. <br /> -Shock hazard.Disconnect power source before servicing. <br /> Serious injury or death could result. <br /> -Read all instructions carefully and understand them before <br /> starting installation.Save instructions for future use.Failure to <br /> read and understand instructions could result in improper <br /> operation of device resulting in serious injury or death. <br /> -Risk of explosion.Not for use is hazardous locations.Serious <br /> injury or death could result. <br /> ENErFA­cAUTION <br /> •Do not tighten by grasping the switch enclosure.Use wrenching <br /> flats on the bushing only.Failure to install properly could damage <br /> DWG#928-5 the switch and cause improper operation resulting in damage to <br /> equipment and property. <br /> -To seal threads,apply Teflon tape to male threads only. Using <br /> Engineer/Architect Specifications joint compounds or cement can obstruct the pressure port inlet <br /> and result in improper device operation and damage to equipment. <br /> Pressure Type Waterflow Switch <br /> •Do not over tighten the device,standard piping practices apply. <br /> Pressure type waterflow switches; shall be a Model PS10 as <br /> manufactured by Potter Electric Signal Company, St Louis MO., and <br /> shall be installed on the fire sprinkler system as shown and or specified Ordering Information <br /> herein. <br /> Model Description Part Number <br /> Switches shall be provided with a'h"NPT male pressure connection Pressure switch with one set SPDT <br /> and shall be connected to the alarm port outlet of; Wet Pipe Alarm PS10-1 contacts 1340103 <br /> Valves, Dry Pipe Valves, Pre-Action Valves, or Deluge Valves. The <br /> pressure switch shall be actuated when the alarm line pressure reaches PS10-2 Pressure switch with two sets SPDT 1340104 <br /> 4-8 psi(0,27-0,55 bar). I contacts <br /> Pressure type waterflow switches shall have a maximum service Hex Key 5250062 <br /> pressure rating of 300 psi(20,68 bar)and shall be factory adjusted to Cover Tamper 0090200 <br /> operate on a pressure increase of 4-8 psi(0,27-0,55 bar) Switch Kit <br /> Pressure switch shall have one or two form C contacts,switch contact Tamper <br /> rating 10.1 Amps at 125/250 VAC,2.0 Amps at 30 VDC. <br /> Pressure type waterflow switches shall have two conduit entrances Cover incorporates tamper resistant fastener that requires a special key for <br /> one for each individual switch compartment to facilitate the use of removal.One key is supplied with each device. For optional cover tamper <br /> dissimilar voltages for each individual switch. switch kit,order Stock No.0090200. See bulletin#5401200 PSCTSK. <br /> The cover of the pressure type waterflow switch shall be Weather/UV/ ���01111111 <br /> Flame Resistant High Impact Composite with rain lip and shall attach <br /> with one tamper resistant screw.The Pressure type waterflow switch Pressure switches have a normal service life of 10-15 years. <br /> shall be suitable for indoor or outdoor service with a NEMA 4/IP66 However, the service life may be significantly reduced by local <br /> rating. environmental conditions. <br /> The pressure type waterflow switch shall be UL Ulc and CSFM listed, <br /> FM and LPC approved and NYMEA accepted. <br /> Potter Electric Signal Company, LLC St. Louis, MO Phone: 800-325-3936 www.pottersignal.com <br /> 5400928-REV E • 2/20 PAGE 4 OF 4 <br />